Вакансии

Задачи: — Настраивать и вводить в эксплуатацию оборудование ЦОД (сетевое оборудование, комплексы противодействия DDoS-атакам, web-proxy, WAF и др.); — Настраивать системы фильтрации под специфику защищаемых ресурсов; — Оперативно реагировать на инциденты DDoS-атак, включая анализ векторов атаки, принятие решений по фильтрации и координации действий; — Заниматься мониторингом сетевого трафика и индикаторов атак, настройкой систем оповещения (Zabbix, Grafana); — Взаимодействовать с владельцами защищаемых ресурсов, провайдерами и вышестоящими инстанциями; — Участвовать в планировании и развитии инфраструктуры; — Разрабатывать и актуализировать техническую документацию, регламенты и инструкции; — Управлять командой защиты от DDoS; — Заниматься внедрением систем защиты от Ddos-атак сетевого и прикладного уровня, обеспечивать непрерывности функционирования СЗИ. Требования: — Глубокое понимание принципов работы стека протоколов TCP/IP, HTTP/HTTPS, DNS и др; — Понимание механизма установки TLS соединения; — Знание сетевых технологий на уровне не ниже CCNA; — Навыки проведения глубокого анализа сетевого трафика; — Опыт с Zabbix, Grafana, ELK для мониторинга, анализа и алертинга событий безопасности; — Администрирование ОС семейства Linux; — Понимание принципов работы и архитектуры веб-приложений; — Знание векторов DDoS-атак и способов их предотвращения, как на уровне L3-L4, так и на уровне L7; — Понимание принципов работы динамических протоколов маршрутизации в сети Интернет (прежде всего BGP); — Опыт работы с Wireshark, reverse proxy; — Опыт администрирования веб-серверов; — Знание основ программирования на языке Phyton; — Знание типовых угроз и уязвимостей приложений/протоколов; — Умение конфигурировать сетевой стек ОС Linux; — Знания в области сетевых технологий и сетевой безопасности; — Базовые знания Nginx, Docker; — Знание SQL в части формирования запросов и выборки из БД.

Обязанности: Основные задачи – создание и развитие нового решения балансировке нагрузки и сопровождение имеющихся на базе современного оборудования и комплексных архитектурных решений, позволяющих обеспечивать широкий набор сервисов для высоконагруженных приложений с высокой степенью доступности. Участие в создании облачного автоматизированного продукта (ADC). Комплексное проектирование систем, подсистем и новых функций приложения. Автоматизация действий пользователя. Требования: Опыт работы с программными решениями балансировки нагрузки и публикации сервисов (любым): Nginx, HA Proxy и др. не менее 1 года; Знание OS Linux на уровне системного администратора; Знание основных принципов работы платформы контейнеризации приложений Docker, K8S; Знание семейства протоколов TCP/IP, DNS, HTTP, TLS и их расширений; Знание протокола динамической маршрутизации BGP; Знание языков и инструментов скриптования (любого из) bash, sed, awk, tcl, python; Владение профильными программными продуктами: MS Visio, Wireshark, cURL, Fiddler и др; Опыт подготовки документации на ИТ-системы; Условия: Официальное трудоустройство в штат аккредитованной IT компании; Расширенный соц. пакет: ДМС со стоматологией, компенсация фитнеса, скидки от партнеров; Эксклюзивный зарплатный проект для сотрудников; Корпоративная база знаний: курсы, онлайн библиотека, тренинги и митапы для развития hard и soft skills; Современная корпоративная культура, в которой жизнь течет нон-стоп; Возможность участвовать в крупных проектах.

Задачи: — full-stack разработка с использованием Node.js и React Требования: — уверенное владение backend: Node.js, Express, Sequelize — уверенное владение frontend: React, Vite, Tailwind CSS, Zustand, Axios — опыт работы с базами данных MySQL и PostgreSQL, включая транзакции, блокировки, конкурентный доступ, оптимизацию сложных SQL-запросов — понимание race conditions и проблем конкурентности — опыт работы с real-time технологиями: WebSocket, Socket.IO, Centrifugo — навыки работы с инфраструктурой и DevOps: Docker, настройка Nginx, Redis, RabbitMQ, очереди задач, Elasticsearch, Kibana, Prometheus, Grafana — понимание CDN, принципов защиты от DDoS на уровнях L3/L7, работы proxy и reverse proxy — умение работать с API и интеграциями, включая недокументированные API, OAuth, Telegram Bot API, TDLib — опыт использования AI-инструментов Claude и ChatGPT для анализа, написания кода, рефакторинга, отладки и поиска решений — понимание вопросов безопасности: SQL Injection, проверка типов и входных данных, race conditions, базовое понимание криптографии (RSA, SHA, хеширование), обфускация, browser/device fingerprinting — умение проектировать архитектуру высоконагруженных систем с учетом масштабирования, отказоустойчивости, конкурентной обработки данных, взаимодействия сервисов, очередей, БД, кеша и real-time компонентов Будет плюсом: — базовое понимание теории вероятностей — понимание принципов работы blockchain и основных сетей: Bitcoin, TON, Ethereum/ERC, TRON — опыт работы с нестандартными API и интеграциями

Задачи: — Строить и развивать CI/CD-пайплайны в GitLab (GitLab CI/CD): от структуры и раннеров до стратегий деплоя (blue-green, canary, rollback); — Писать и поддерживать Ansible-плейбуки для конфигурации серверов, раскатки приложений и рутинных операционных задач; — Разрабатывать автоматизацию для DBA-команды: скрипты обслуживания БД (Clickhouse, Redis, PostgreSQL), автоматизация бэкапов, ротации, мониторинга, регламентных проверок (Python/Bash); — Писать скрипты и небольшие инструменты по запросу инженерных команд - на Python и Bash, с адекватным логированием и обработкой ошибок; — Поддерживать и улучшать инфраструктуру как код (Docker, в перспективе - Helm-чарты и Kubernetes-манифесты); — Участвовать в код-ревью инфраструктурных изменений и в разборе инцидентов, связанных с CI/CD и автоматизацией; — По мере роста задач - подключаться к работе с Kubernetes, Kafka, RabbitMQ, Airflow, Nginx и тд (администрирование, автоматизация обслуживания, участие в проектировании). Требования: — Опыт построения и поддержки CI/CD от 2 лет, желательно с GitLab CI/CD; — Уверенное написание Ansible-плейбуков (роли, инвентари, идемпотентность); — Python на уровне написания production-скриптов; — Bash на уровне уверенной автоматизации операционных задач; — Опыт работы с Docker; — Понимание принципов работы Linux на уровне администрирования (сеть, права, systemd, файловые системы); — Готовность разбираться в предметной области смежных команд (специфика задач DBA) для написания релевантной автоматизации. Будет плюсом: — Опыт работы с Kubernetes (деплой, отладка, чтение манифестов) и/или Helm; — Опыт работы с Kafka, RabbitMQ, Airflow, DataHub, Nginx — администрирование или автоматизация обслуживания; — Опыт автоматизации задач вокруг Clickhouse, Redis, PostgreSQL; — Опыт настройки мониторинга (Prometheus/Grafana) и алертинга (Alertmanager). Условия: — Официальное оформление в IT-аккредитованную компанию и зарплата на уровне топовых IT-компаний России; — Удалённый формат работы, гибкое начало рабочего дня + 3 day off в год; — Расширенный ДМС со стоматологией, экстренной и плановой госпитализацией и др.; — Выдача необходимой техники для работы (Mac/Windows на выбор); — Возможность посещать профессиональные конференции и выступать от имени компании на отраслевых мероприятиях; — Performance Review дважды в год с возможностью влиять на профессиональное развитие и уровень дохода; — Сотрудничество с BestBenefits - сервис корпоративных скидок, занятия с преподавателем-носителем по английскому языку; — Возможность получить сниженную процентную ставку на ипотеку; — Корпоративная скидка 50% на сервис каршеринга.

Обязанности: • Разработка и поддержка высоконагруженных пользовательских интерфейсов на Angular и TypeScript; • Проектирование и реализация микрофронтендной архитектуры (Module Federation, Web Components и т.п.); • Интеграция с микросервисным бэкендом (REST/gRPC/WebSocket), работа с API-контрактами; • Участие в проектировании архитектуры фронтенд-приложений и технических решений; • Менторство и помощь младшим разработчикам; • Участие в планировании, оценке задач, декомпозиции; • Проведение code review, соблюдение стандартов кодирования; • Обеспечение качества, производительности и отказоустойчивости интерфейсов. Требования: • Опыт работы с JavaScript от 5 лет.; • Опыт работы с Angular и TypeScript; • Опыт написания тестов; • Опыт работы с микросервисной и микрофронтендной архитектурой; • Опыт настройки CI, nginx будет плюсом. Условия: • Официальное трудоустройство по ТК РФ в аккредитованную IT-компанию; • Полностью белую заработную плату; • ДМС после испытательного срока; • Корпоративное обучение, возможности профессионального развития и карьерного роста; • Программу корпоративных скидок и привилегий (Best Benefits); • Совместные активности, мероприятия и многое другое.

Location: Hybrid About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in. Location: London, Lisbon, or Austin - (Hybrid) Join the team helping shape the future of the Internet. We’re building high-performance systems that handle a quarter of the Internet’s traffic . Our work influences open standards (like QUIC, MASQUE, and ECH), involves close collaboration with the IETF, and pushes the boundaries of what's possible in networking and security. You don’t need to be an HTTP or cryptography expert to join — we’re looking for excellent engineers who love tough problems, want to learn deeply, and are excited to contribute to one of the most technically demanding areas of infrastructure. What you’ll do Build and operate systems that terminate HTTP and TLS at Internet scale Migrate core infrastructure from NGINX to a next-gen Rust-based proxy Measure and improve protocol performance across real-world traffic Contribute to open source and industry standards Learn from and work alongside some of the leading engineers in this space You might be a good fit if you: Have solid systems programming experience (Rust, C, or similar) Thrive in complex technical domains and enjoy learning new things Care about building reliable, secure, and performant software Are motivated by impact — technical, operational, and on the Internet itself Come from a background that’s underrepresented in tech — we value diverse perspectives Perks include: Flexible work hours • Take-what-you-need vacation • RSUs • ESPP • Meaningful technical challenges every day Compensation Compensation may be adjusted depending on work location. For Portugal based hires: Estimated annual salary is between €54,000 - €75,000. Equity This role is eligible to participate in Cloudflare’s equity plan. Benefits Cloudflare offers a complete package of benefits and programs to support you and your family.  Our benefits programs can help you pay health care expenses, support caregiving, build capital for the future and make life a little easier and fun!  The below is a description of our benefits for employees in the United States, and benefits may vary for employees based outside the U.S. Health & Welfare Benefits Medical/Rx Insurance Dental Insurance Vision Insurance Flexible Spending Accounts Commuter Spending Accounts Fertility & Family Forming Benefits On-demand mental health support and Employee Assistance Program Global Travel Medical Insurance Financial Benefits Short and Long Term Disability Insurance Life & Accident Insurance 401(k) Retirement Savings Plan Employee Stock Participation Plan Time Off Flexible paid time off covering vacation and sick leave Leave programs, including parental, pregnancy health, medical, and bereavement leave What Makes Cloudflare Special? We’re not just a highly ambitious, large-scale technology company. We’re a highly ambitious, large-scale technology company with a soul. Fundamental to our mission to help build a better Internet is protecting the free and open Internet. Project Galileo : Since 2014, we've equipped more than 2,400 journalism and civil society organizations in 111 countries with powerful tools to defend themselves against attacks that would otherwise censor their work, technology already used by Cloudflare’s enterprise customers--at no cost. Athenian Project : In 2017, we created the Athenian Project to ensure that state and local governments have the highest level of protection and reliability for free, so that their constituents have access to election information and voter registration. Since the project, we've provided services to more than 425 local government election websites in 33 states. 1.1.1.1 : We released 1.1.1.1 to help fix the foundation of the Internet by building a faster, more secure and privacy-centric public DNS resolver. This is available publicly for everyone to use - it is the first consumer-focused service Cloudflare has ever released. Here’s the deal - we don’t store client IP addresses never, ever. We will continue to abide by our privacy commitment and ensure that no user data is sold to advertisers or used to target consumers. Sound like something you’d like to be a part of? We’d love to hear from you! Please note that applicants who progress to the offer stage of the interview process may be asked to attend an in-person interview within one of the Cloudflare Offices or Cloudflare Hubs.  More details about this will be available at that stage of the interview process. This position may require access to information protected under U.S. export control laws, including the U.S. Export Administration Regulations. Please note that any offer of employment may be conditioned on your authorization to receive software or technology controlled under these U.S. export laws without sponsorship for an export license. Cloudflare is proud to be an equal opportunity employer.  We are committed to providing equal employment opportunity for all people and place great value in both diversity and inclusiveness.  All qualified applicants will be considered for employment without regard to their, or any other person's, perceived or actual race, color, religion, sex, gender, gender identity, gender expression, sexual orientation, national origin, ancestry, citizenship, age, physical or mental disability, medical condition, family care status, or any other basis protected by law. We are an AA/Veterans/Disabled Employer. Cloudflare provides reasonable accommodations to qualified individuals with disabilities.  Please tell us if you require a reasonable accommodation to apply for a job. Examples of reasonable accommodations include, but are not limited to, changing the application process, providing documents in an alternate format, using a sign language interpreter, or using specialized equipment.  If you require a reasonable accommodation to apply for a job, please contact us via e-mail at hr@cloudflare.com or via mail at 101 Townsend St. San Francisco, CA 94107.

Проект Bond — корпоративный мессенджер для безопасной и удобной коммуникации. Стек: Java 17+, Spring Boot 3.x, JPA / Hibernate, PostgreSQL, Maven, REST API, WebSocket, JWT, MinIO, Docker. Задачи: - Участие в разработке средств коммуникации - Разработка новых и доработка старых модулей - Писать тесты и документацию к коду - Взаимодействие с командой тестирования - Аудит программного кода других разработчиков Требования: - Опыт коммерческой разработки с использованием Java - Умение работать в консоли Linux - Умение разворачивать приложения в Tomcat - Умение разбираться в чужом коде - Будет плюсом: знание систем виртуализации, знания Redis, DynamoDB, BigTable, Dropwizard 2.x, Nginx, SSL/TLS, Gradle, Coturn, WebRTC Условия: - Режим работы: 5/2, с 9:00 до 18:00 - Оформление: по ТК РФ в аккредитованной ИТ-компании, ДМС после 2 лет работы - Формат работы: офис (ст. м. «Окружная», Москва)

Location: Hybrid About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in. Available Locations: Lisbon, Portugal About the role Do you love solving complex technical issues and interacting with people? Are you passionate about providing premium-level support to customers and are a standout colleague? Cloudflare is seeking an experienced Network Security Engineer to join our team and support our largest and most technically sophisticated customers in resolving technical problems, threats or attacks on their infrastructure at OSI Layers 3, 4, and 7. This will span the range of Cloudflare products from Magic Transit Infrastructure Protection, Argo Smart Routing, DDoS mitigation and Network Firewall, to using the Web Application firewall (WAF), Spectrum and Rate Limiting to help customers. Responsibilities Communicate with customers via chat, email, and phone Compare traffic signatures and attributes including IP addresses, cookie variations, HTTP headers, and JavaScript footprints to determine what is good traffic and what is malicious DDoS mitigation for OSI layers 3,4, & 7: advise customers on how to filter malicious traffic using Cloudflare tools like Magic Transit, Network Firewall, WAF, IP reputation lists, packet inspection, blocklisting, allowlisting, and rate limiting Work with Engineering and Operations teams to mitigate attacks, suggest steps to mitigate, and apply the appropriate mitigation, when applicable Work with Engineering and Product teams to improve the products and tools Desirable Skills, Knowledge, and Experience: Self-driven and capable of learning new technologies / systems / features with little guidance Fundamental understanding how the Internet works (OSI Model) Advanced understanding of modern internet protocols like TCP and UDP Computer Networking fundamentals, experience with iptables and looking glass Experience troubleshooting network connectivity issues, BGP routing, and GRE tunnels Packet capture analysis Experience in command line and tools, including curl, dig, traceroute, openssl, git Experience troubleshooting DNS, SSL / TLS, HTTP Experience in a web development and / or hosting environment such as installing and configuring web servers like Apache, Nginx, Caddy and IIS Experience writing scripts in Bash, Python, JavaScript or other scripting language Experience in working as part of a team in a customer-facing role Bonus Points You are fluent in German, Japanese, French, Spanish, Portuguese, or Mandarin You have worked with PostgreSQL, MySQL, MS SQL, and other database servers You are familiar with Cloudflare and are actively using our platform Compensation Compensation may be adjusted depending on work location. For Lisbon based hires: Estimated annual salary of € 38,000-52,000. Equity This role is eligible to participate in Cloudflare’s equity plan. What Makes Cloudflare Special? We’re not just a highly ambitious, large-scale technology company. We’re a highly ambitious, large-scale technology company with a soul. Fundamental to our mission to help build a better Internet is protecting the free and open Internet. Project Galileo : Since 2014, we've equipped more than 2,400 journalism and civil society organizations in 111 countries with powerful tools to defend themselves against attacks that would otherwise censor their work, technology already used by Cloudflare’s enterprise customers--at no cost. Athenian Project : In 2017, we created the Athenian Project to ensure that state and local governments have the highest level of protection and reliability for free, so that their constituents have access to election information and voter registration. Since the project, we've provided services to more than 425 local government election websites in 33 states. 1.1.1.1 : We released 1.1.1.1 to help fix the foundation of the Internet by building a faster, more secure and privacy-centric public DNS resolver. This is available publicly for everyone to use - it is the first consumer-focused service Cloudflare has ever released. Here’s the deal - we don’t store client IP addresses never, ever. We will continue to abide by our privacy commitment and ensure that no user data is sold to advertisers or used to target consumers. Sound like something you’d like to be a part of? We’d love to hear from you! Please note that applicants who progress to the offer stage of the interview process may be asked to attend an in-person interview within one of the Cloudflare Offices or Cloudflare Hubs.  More details about this will be available at that stage of the interview process. This position may require access to information protected under U.S. export control laws, including the U.S. Export Administration Regulations. Please note that any offer of employment may be conditioned on your authorization to receive software or technology controlled under these U.S. export laws without sponsorship for an export license. Cloudflare is proud to be an equal opportunity employer.  We are committed to providing equal employment opportunity for all people and place great value in both diversity and inclusiveness.  All qualified applicants will be considered for employment without regard to their, or any other person's, perceived or actual race, color, religion, sex, gender, gender identity, gender expression, sexual orientation, national origin, ancestry, citizenship, age, physical or mental disability, medical condition, family care status, or any other basis protected by law. We are an AA/Veterans/Disabled Employer. Cloudflare provides reasonable accommodations to qualified individuals with disabilities.  Please tell us if you require a reasonable accommodation to apply for a job. Examples of reasonable accommodations include, but are not limited to, changing the application process, providing documents in an alternate format, using a sign language interpreter, or using specialized equipment.  If you require a reasonable accommodation to apply for a job, please contact us via e-mail at hr@cloudflare.com or via mail at 101 Townsend St. San Francisco, CA 94107.

Location: Hybrid About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in. Available Locations: Hybrid - Austin, TX Schedule: This is a full-time, Tuesday-Saturday role requiring a firm start time of 11:00 AM Central Time to align with our global operations. This role requires you to be able to come into our Austin office twice a week. About the Department The Customer Support Team is dedicated to resolving complex issues and providing technical assistance across various channels, including phone, email, chat, and social media. Our team passionately advocates for all customers, from individual Wordpress bloggers to Fortune 500 customers handling millions of clients daily. By actively listening to real-world pain points and use cases, we serve as the vital link between our customers and the rest of Cloudflare and play a key role in building a better Internet every day! What You’ll do As a Technical Support Engineer at Cloudflare, you’ll work directly with customers and cross-functional teams to tackle a variety of technical challenges. You’ll gain hands-on experience with our products, learn the inner workings of Cloudflare’s offerings, and deepen your understanding of internet technologies. This role also provides opportunities to develop valuable technical and professional skills, as well as job shadowing experiences to explore different roles within the company. Join us to enhance your skill set while making a real impact! Responsibilities Fulfill support requests by communicating with Cloudflare customers via chat, email, and phone Collaborate with senior engineers to analyze and troubleshoot customer issues Track support requests using our ticketing system Participate in team meetings to discuss and share feedback Help define and update AI skills and conversational journeys to ensure up-to-date knowledge is available in automated workflows, as well as updating other internal- and public-facing documentation as needed. Provide feedback on our product and potential improvements based on customer interactions Support the team in testing new releases and reporting bugs Perform other duties/projects as assigned Desirable Skills, Knowledge, and Experience: 3-5 years of experience working in a technical Customer Support role, preferably as part of a team working with large enterprise customers Self-driven and comfortable learning new technologies and systems on an ongoing basis Excellent written and verbal communication skills Strong understanding of how the Internet works at OSI Model layers 3, 4, and 7 Strong understanding of DNS, SSL/TLS, and HTTP(S) protocols General understanding of HTTP reverse proxying, caching, and load balancing Experience using Linux and associated command line tools, including curl, dig, traceroute, openssl, git, etc. Experience writing scripts in Bash, Python, JavaScript, or other scripting languages Experience installing and configuring web servers like Apache, Nginx, and/or IIS Bonus Points Prior experience with the Cloudflare platform, especially for personal projects/websites Experience troubleshooting network connectivity issues, BGP routing, and GRE tunnels Experience configuring network or application firewalls Degrees or certifications in Computer Science, Information Technology, and related fields Fluency in Mandarin, Spanish, and/or Portuguese Compensation Compensation may be adjusted depending on work location. Equity This role is eligible to participate in Cloudflare’s equity plan. Benefits Cloudflare offers a complete package of benefits and programs to support you and your family.  Our benefits programs can help you pay health care expenses, support caregiving, build capital for the future and make life a little easier and fun!  The below is a description of our benefits for employees in the United States, and benefits may vary for employees based outside the U.S. Health & Welfare Benefits Medical/Rx Insurance Dental Insurance Vision Insurance Flexible Spending Accounts Commuter Spending Accounts Fertility & Family Forming Benefits On-demand mental health support and Employee Assistance Program Global Travel Medical Insurance Financial Benefits Short and Long Term Disability Insurance Life & Accident Insurance 401(k) Retirement Savings Plan Employee Stock Participation Plan Time Off Flexible paid time off covering vacation and sick leave Leave programs, including parental, pregnancy health, medical, and bereavement leave What Makes Cloudflare Special? We’re not just a highly ambitious, large-scale technology company. We’re a highly ambitious, large-scale technology company with a soul. Fundamental to our mission to help build a better Internet is protecting the free and open Internet. Project Galileo : Since 2014, we've equipped more than 2,400 journalism and civil society organizations in 111 countries with powerful tools to defend themselves against attacks that would otherwise censor their work, technology already used by Cloudflare’s enterprise customers--at no cost. Athenian Project : In 2017, we created the Athenian Project to ensure that state and local governments have the highest level of protection and reliability for free, so that their constituents have access to election information and voter registration. Since the project, we've provided services to more than 425 local government election websites in 33 states. 1.1.1.1 : We released 1.1.1.1 to help fix the foundation of the Internet by building a faster, more secure and privacy-centric public DNS resolver. This is available publicly for everyone to use - it is the first consumer-focused service Cloudflare has ever released. Here’s the deal - we don’t store client IP addresses never, ever. We will continue to abide by our privacy commitment and ensure that no user data is sold to advertisers or used to target consumers. Sound like something you’d like to be a part of? We’d love to hear from you! Please note that applicants who progress to the offer stage of the interview process may be asked to attend an in-person interview within one of the Cloudflare Offices or Cloudflare Hubs.  More details about this will be available at that stage of the interview process. This position may require access to information protected under U.S. export control laws, including the U.S. Export Administration Regulations. Please note that any offer of employment may be conditioned on your authorization to receive software or technology controlled under these U.S. export laws without sponsorship for an export license. Cloudflare is proud to be an equal opportunity employer.  We are committed to providing equal employment opportunity for all people and place great value in both diversity and inclusiveness.  All qualified applicants will be considered for employment without regard to their, or any other person's, perceived or actual race, color, religion, sex, gender, gender identity, gender expression, sexual orientation, national origin, ancestry, citizenship, age, physical or mental disability, medical condition, family care status, or any other basis protected by law. We are an AA/Veterans/Disabled Employer. Cloudflare provides reasonable accommodations to qualified individuals with disabilities.  Please tell us if you require a reasonable accommodation to apply for a job. Examples of reasonable accommodations include, but are not limited to, changing the application process, providing documents in an alternate format, using a sign language interpreter, or using specialized equipment.  If you require a reasonable accommodation to apply for a job, please contact us via e-mail at hr@cloudflare.com or via mail at 101 Townsend St. San Francisco, CA 94107.

Location: Batumi, Georgia; Tbilisi, Georgia; Antalya, Türkiye; Cluj-Napoca, Romania; Bromolla, Sweden; Bucuresti, Romania; Rome, Italy; Berat, Albania; Dubai, United Arab Emirates; istanbul, Türkiye; Istambul, Türkiye; Ankara, Türkiye; Istanbul, Türkiye; Sofia, Bulgaria; Krakow, Poland; Krosno, Poland; Lublin, Poland; Poland; Poznan, Poland; Warsaw, Poland; Porto, Portugal; Port Vila, Vanuatu; Podgorica, Montenegro; Pilsen, Czechia; Lisbon, Portugal; Riga, Latvia; Barcelona, Spain; Madrid, Spain; Tenerife, Spain; Tiraspol, Moldova, Republic of; Nicosia, Cyprus; Almaty, Kazakhstan; Astana, Kazakhstan; Athens, Greece; Baku, Azerbaijan; Belgrade, Serbia; Bratislava, Slovakia; Bucharest, Romania; Budapest, Hungary; Dnipro, Ukraine; Erevan, Armenia; Kharkiv, Ukraine; Ljubljana, Slovenia; Sarajevo, Bosnia and Herzegovina; Skopje, North Macedonia; Banská Bystrica, Slovakia; Toshkent, Uzbekistan Workplace: remote At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently looking for a dedicated Technical Support Engineer / Linux Systems Administrator to join one of our clients' teams . If you're looking for an exciting opportunity to grow in an innovative environment, this could be the perfect fit for you. Key Responsibilities Infrastructure Collaboration: Work within the technical team to administer and maintain GNU/Linux operating systems and virtualized/containerized environments (OpenVZ, KVM, Docker, etc). Web Hosting Operations: Participate in the deployment, management, and troubleshooting of industry-standard control panels (like cPanel/WHM, Plesk) within shared hosting environments. Application & Web Stack Support: Troubleshoot and optimize web applications built on common web technologies, frameworks and CMS platforms (WordPress, Laravel, etc.). Assist clients and resolve complex issues related to PHP, with knowledge of Node.js and Python stacks considered a strong plus. Network & Security Operations: Help configure and maintain network protocols, firewalls, and WAFs (ModSecurity, Imunify360). Work with the team to identify, respond to, and mitigate security incidents (malware, phishing, DoS, etc.). Mail Server Administration: Troubleshoot mail flow and deliverability issues, you are already familiar with Exim, Dovecot, SPF, DKIM, DMARC, and the use of external mail relays. Performance & DevOps: Contribute to routine service monitoring and execute performance tuning across Apache, Nginx, LiteSpeed, and database engines (mainly MySQL/MariaDB, and rarely PostgreSQL and Redis). Reliability & Migrations: Support infrastructure projects, including migration of hosting accounts, VMs, and mail systems. Assist in testing and implementing disaster recovery, backups, failovers, and caching/CDN strategies. Required Qualifications Experience: Several years of hands-on experience in the web hosting industry in both technical support and system administration. OS Mastery: Advanced proficiency in Linux system administration and troubleshooting. Familiarity with Windows Server environments (including IIS, MSSQL) for cross-platform support cases. Hosting Stacks: Deep understanding of the cPanel/WHM ecosystem, CloudLinux (LVE, CageFS, Selectors), PHP configuration, and typical shared hosting constraints and workarounds. In addition to proven expertise configuring, managing, and troubleshooting HTTP web servers (Apache, Nginx, LiteSpeed, etc.). Web Technologies: Strong grasp of web server mechanics, relational/NoSQL databases, and the ability to debug complex web apps at the server level. Networking Fundamentals: Solid understanding of TCP/IP, DNS, and network protocols. Communication: Strong ability to manage escalated support tickets and collaborate with peers to provide custom technical solutions for clients. Nice-to-Have Automation & Scripting: Proficiency in writing Bash scripts, Python utilities, and utilizing Ansible playbooks to help the team automate routine deployments and maintenance tasks. Billing & Integration: Experience with WHMCS backend architecture and custom module integrations. Hardware & Architecture: Familiarity with high-density enterprise server architectures and large-scale account consolidation workflows. Multilingual Support: Professional fluency in English is highly advantageous for internal documentation and diverse client communication.

Задачи: — Архитектура и развитие backend-систем на Golang, поддерживающих миллионы активных пользователей. — Проектирование чистых, надежных и интуитивных REST API для frontend и других инженерных команд. — Создание и оптимизация сложных потоков данных, кэширования, систем обмена сообщениями и сервисов с критичной производительностью. — Поддержка и расширение существующих сервисов на Node.js в процессе миграции на Golang. — Выявление узких мест в производительности и улучшение масштабируемости и надежности backend. — Взаимодействие с командами продукта, frontend и данных для реализации и итерации функций. Требования: — Опыт разработки backend-систем в масштабе не менее 5 лет. — Глубокие знания Golang, включая параллелизм, производительность и архитектуру backend. — Опыт проектирования масштабируемых архитектур и REST API. — Глубокие знания PostgreSQL, ClickHouse и Elasticsearch. — Практический опыт работы с Redis, RabbitMQ, Nginx, Kubernetes и пайплайнами деплоя. — Опыт с Node.js и мобильными приложениями будет преимуществом. Условия: — Полностью удаленная работа с гибким графиком. — Неограниченный отпуск. — Высокая автономия, ответственность и фокус на измеримых результатах. — Быстрая среда с возможностью влиять на архитектуру и продукт. Процесс найма: — 45-минутный первичный звонок с командой People. — 90-минутное техническое интервью с техническим лидером. — 60-минутный разговор с CTO.

Задачи: — Развёртывание и конфигурация Matrix-хоумсервера на инфраструктуре заказчика. — Настройка отказоустойчивости и масштабирования backend-инфраструктуры. — Интеграция аутентификации и корпоративных сервисов безопасности. — Разработка кастомных серверных модулей под требования. — Настройка аудита, логирования и мониторинга. — Обеспечение безопасности, нагрузочное тестирование и подготовка к аудиту. Требования: — Опыт Backend-разработчиком от 4 лет. — Коммерческий опыт работы с Matrix (Synapse / Dendrite / Element) - обязательно. — Готовность к релокации в Саудовскую Аравию на 3 месяца (релокацию оплачиваем) - обязательно. — Senior-уровень backend-разработки: Python (Synapse - Python/Twisted) и/или Go. — Глубокий опыт с PostgreSQL : репликация, оптимизация запросов, HA. — Redis (кэширование, Pub/Sub). — Docker, CI/CD, уверенное администрирование Linux. — Опыт с self-hosted / on-premise инфраструктурой и объектным хранилищем (MinIO / S3 / Ceph). — Nginx, TLS/HTTPS. — Понимание принципов E2EE, криптографии и безопасной архитектуры (zero-trust, defense-in-depth). — Опыт интеграции LDAP/AD и SSO (SAML 2.0 / OIDC). — Разговорный английский (проект международный, коммуникация с заказчиком). Будет плюсом: — Опыт с WebRTC. — Elasticsearch / OpenSearch. — Опыт интеграции ICAP / антивирусных решений (ClamAV). — Опыт с SIEM, compliance и аудитом (immutable/WORM-логи). — Опыт на международных enterprise / госпроектах с повышенными требованиями к ИБ.

Location: Hybrid About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in. Available Locations Atlanta, US Austin, US Denver, US New York, US Applications will be accepted until November 01, 2026. Role summary In this role, you will focus on the buildout and expansion of our global network infrastructure across 700+ datacenter locations. You will work closely with Cloudflare’s Site Reliability Engineering (SRE) team, Network Engineering team, and various global partners—including hardware vendors, datacenter providers, and ISPs—to aggressively scale and maintain our physical footprint. This is a highly visible position requiring a strong blend of physical networking knowledge, datacenter infrastructure expertise, basic data analysis, and proactive project coordination. Role Responsibilities Provisioning & Deployment: Provision, configure, monitor, and maintain physical hardware, networking devices, and software in both greenfield deployments and brownfield migrations. Remote Datacenter Operations: Perform server administration remotely using IPMI/BMC out-of-band management tools for server provisioning, troubleshooting, and firmware updates. Automation & AI Workflows: Build scripts using Python and other tools to eliminate repetitive toil. Actively leverage and develop agentic AI tools to reduce administrative overhead. Vendor & Contractor Management: Direct remote hands and field contractors on rack-and-stack installations, optical cross-connects, cable management, power (AC/DC), and cooling requirements. Technical Guidance: Provide technical leadership to remote contractors and junior team members during on-site deployments, walking them through configurations and quality control. Documentation & Process Improvement: Create and maintain standardized SOPs, MOPs, runbooks, and visibility metrics to ensure operational consistency across all global regions. Cross-Functional Collaboration: Partner with Infrastructure Planning, SRE, and Network Engineering teams on global expansion projects. Limited travel required. Role Requirements Must-Have Skills 5+ years of hands-on experience in Data Center Operations, Network Engineering, Linux System Administration, SRE, or DevOps. Datacenter Infrastructure: In-depth knowledge of physical power/cooling, optics (CWDM/DWDM), cable standards, and remote "lights-out" management (IPMI/BMC). Networking Foundations: Strong grasp of network protocols, topologies, and design, with experience troubleshooting physical and logical network connectivity. Automation & Tooling: Proficient in writing Python or Bash scripts to automate operational tasks. Experience using or building agentic AI tools for workflow efficiency is required. Configuration Management: Hands-on experience with tools such as SaltStack, Ansible, Puppet, or Chef. Operational Drive: Proven capability to manage global vendors, anticipate blockers before execution, spot failure patterns, and write precise MOPs/SOPs. Nice-To-Have Skills Bachelor’s degree in Computer Science, Engineering, MIS, or equivalent practical experience. Familiarity with network NOS platforms: Juniper Junos, Cisco IOS/NX-OS, Arista EOS, SONiC, Ciena, or Nokia/Infinera. Core internet routing knowledge (BGP, Anycast) and load balancing concepts (Nginx, HAProxy). Basic program management experience using JIRA, Excel, or Google Sheets to track multi-region rollouts. Multi-lingual capabilities and experience managing infrastructure across diverse international regions. Linux certifications (RHCSA/RHCE) or programming experience in Go. Bonus Points Professional level network certification(s) (JNCIP, CCNP, etc) or higher. Linux certifications. Experience with continuous / rapid deployment. Experience working in a 24/7/365 mission-critical service environment (on-call rotation required) Knowledge of the OSI-model and experience isolating network, hardware and software issues. Compensation Compensation may be adjusted depending on work location. For Colorado based hires: Estimated annual salary of $114,000 - $157,000 For New York City, Washington, Washington D.C. based hires: Estimated annual salary of $126,000 - $173,000. Equity This role is eligible to participate in Cloudflare's equity plan. Benefits Cloudflare offers a complete package of benefits and programs to support you and your family. Our benefits programs can help you pay health care expenses, support caregiving, build capital for the future and make life a little easier and fun! The below is a description of our benefits for employees in the United States, and benefits may vary for employees based outside the U.S. Health & Welfare Benefits Medical/Rx Insurance Dental Insurance Vision Insurance Flexible Spending Accounts Commuter Spending Accounts Fertility & Family Forming Benefits On-demand mental health support and Employee Assistance Program Global Travel Medical Insurance Financial Benefits Short and Long Term Disability Insurance Life & Accident Insurance 401(k) Retirement Savings Plan Employee Stock Participation Plan Time Off Flexible paid time off covering vacation and sick leave Leave programs, including parental, pregnancy health, medical, and bereavement leave What Makes Cloudflare Special? We’re not just a highly ambitious, large-scale technology company. We’re a highly ambitious, large-scale technology company with a soul. Fundamental to our mission to help build a better Internet is protecting the free and open Internet. Project Galileo : Since 2014, we've equipped more than 2,400 journalism and civil society organizations in 111 countries with powerful tools to defend themselves against attacks that would otherwise censor their work, technology already used by Cloudflare’s enterprise customers--at no cost. Athenian Project : In 2017, we created the Athenian Project to ensure that state and local governments have the highest level of protection and reliability for free, so that their constituents have access to election information and voter registration. Since the project, we've provided services to more than 425 local government election websites in 33 states. 1.1.1.1 : We released 1.1.1.1 to help fix the foundation of the Internet by building a faster, more secure and privacy-centric public DNS resolver. This is available publicly for everyone to use - it is the first consumer-focused service Cloudflare has ever released. Here’s the deal - we don’t store client IP addresses never, ever. We will continue to abide by our privacy commitment and ensure that no user data is sold to advertisers or used to target consumers. Sound like something you’d like to be a part of? We’d love to hear from you! Please note that applicants who progress to the offer stage of the interview process may be asked to attend an in-person interview within one of the Cloudflare Offices or Cloudflare Hubs.  More details about this will be available at that stage of the interview process. This position may require access to information protected under U.S. export control laws, including the U.S. Export Administration Regulations. Please note that any offer of employment may be conditioned on your authorization to receive software or technology controlled under these U.S. export laws without sponsorship for an export license. Cloudflare is proud to be an equal opportunity employer.  We are committed to providing equal employment opportunity for all people and place great value in both diversity and inclusiveness.  All qualified applicants will be considered for employment without regard to their, or any other person's, perceived or actual race, color, religion, sex, gender, gender identity, gender expression, sexual orientation, national origin, ancestry, citizenship, age, physical or mental disability, medical condition, family care status, or any other basis protected by law. We are an AA/Veterans/Disabled Employer. Cloudflare provides reasonable accommodations to qualified individuals with disabilities.  Please tell us if you require a reasonable accommodation to apply for a job. Examples of reasonable accommodations include, but are not limited to, changing the application process, providing documents in an alternate format, using a sign language interpreter, or using specialized equipment.  If you require a reasonable accommodation to apply for a job, please contact us via e-mail at hr@cloudflare.com or via mail at 101 Townsend St. San Francisco, CA 94107.

Задачи: — разворачивание новых web-сервисов в инфраструктуре компании; — поддержание высокой доступности этих highload web-сервисов; — ответственность за сохранность данных; — автоматизация процессов; — взаимодействие с командами разработки/PM/GM; — поддержка документации в актуальном состоянии. Требования: — администрирование (Linux/Unix) от 3-х лет; — умение дебажить проблемы (top, iostat, iotop, strace, ltrace, tcpdump/wireshark, traceroute, mtr и другие); — понимание стека tcp/ip, пакетные фильтры; — администрирование Kubernetes; — понимание контейнеризации (docker/lxc), умение писать Dockerfile; — умение создавать шаблоны в Helm; — владение любым скриптовым языком программирования (Python/Bash или другие); — знание систем управления конфигурациями (saltstack/ansible или другие); — опыт написания CI/CD пайплайнов в Gitlab-ci/Jenkins или другие; — базовое понимание и конфигурирование Nginx; — опыт администрирования реляционных баз данных (Mysql и Postgresql); — умение настраивать бэкапы баз данных, репликацию, навыки дебага баз данных, умение искать и анализировать медленные запросы; — знания английского языка на уровне чтения и понимания технической документации; — коммуникабельность, инициативность, самостоятельность. Будет плюсом: — понимание основ методологии SRE; — понимание основ методологии DevOps; — опыт администрирования ceph и radosgw (s3). Условия: — сложные и интересные задачи, быстрый рост и амбициозные цели перед проектом; — сильная команда специалистов по разным направлениям; — отличная рабочая атмосфера и отсутствие бюрократии; — возможность реализовывать собственные идеи на проекте, участвовать в разных этапах реализации проектов, проявлять инициативу и воплощать идеи в жизнь.

Location: Athens Are you an experienced DevOps Engineer looking for your next career opportunity? The Wallet Area within Product Development is now hiring! THE WOW You will be part of preparing our journey to containerization, improved delivery via cloud deployment, increasing the scalability of our systems while also maintaining their high quality. To accommodate new requirements, we are constantly re-evaluating our systems design and working on exciting new features. You will be part of a passionate team, which is building an industry leading, scalable, multi-brand platform to support 25+ online brands! Our brands are used by hundreds of thousands of users and growing To sum it up: you will be taking our Wallet platform to a new level! A taster of what you will be involved with: Working with cutting edge technology enabling our Cloud Journey The DevOps Engineer for our Wallet Department will be responsible for supporting development teams (both Backend and Frontent focused), and will be instrumental in enhancing CI/CD pipelines, improving monitoring and observability, and supporting & maintaining other custom infra solutions. Take ownership of CI/CD pipelines, guiding developers to improve automation, reliability, and test coverage. Lead the migration from Octopus to GitHub Actions and foster a culture of developer-led deployment Design and evolve monitoring systems with Prometheus/Grafana (or future alternatives), integrating observability into CI/CD workflows. Ensure robust tracing, logging, and metrics correlation across services. Support and extend custom-built infrastructure components to handle increased traffic and complex routing. Collaborate with frontend and backend teams to ensure performance, scalability, and security. Work closely with all Wallet teams and DevOps engineers focused on infrastrucutre and operations. Provide tooling and guidance to developers across environments. What we're looking for: Experience with GitHub Actions and Octopus; strong focus on deployment automation, speed, reliability, and test coverage. Ability to guide developers and foster ownership of CI/CD workflows. Proficiency with Prometheus/Grafana; capable of building dashboards, improving alerting, and integrating monitoring into CI/CD. Understanding of observability practices including tracing, logging, and metrics correlation. Experience with custom-built NGINX setups; able to extend routing rules to support increased traffic and complex routing needs. Strong knowledge of AWS (EC2, ALB, VPC, EKS); experience managing infrastructure using Terraform and modules. Proven experience setting up and managing Kubernetes clusters, ideally with AWS EKS and Rancher RKE. Ability to write scripts in Python, Bash, PowerShell or similar for automation and tooling. Proficient in Git and versioned source control practices. Support build and deployment processes for both backend (.NET) and frontend (JavaScript/TypeScript, StencilJS) applications, ensuring smooth CI/CD integration and performance monitoring Strong cross-functional collaboration skills; able to work with Gaming teams and Infra/Ops DevOps engineers. Solid understanding of DevOps culture and ITIL best practices. Problem-solving mindset with ability to resolve complex technical issues efficiently. Excellent problem-solving skills, with the ability to analyze complex technical issues and provide effective solutions in a timely manner. Act as a technical enabler for development teams, providing tooling, guidance, and support across environments. Champion DevOps best practices and empower teams to take ownership of their delivery pipelines Who We Are Betsson Group is one of the largest companies within the Global iGaming space and can trace our heritage as far back as the 1960’s. We’re Swedish and publicly listed too with our Operational HQ located on the Mediterranean Island of Malta. We strive to deliver the best customer experience in the industry. As a market leader within iGaming we offer online gaming products across 12+ jurisdictions and 20+ brands. You will be part of a passionate team, which is building an industry leading, scalable, multi-brand platform used by hundreds of thousands of our customers! What we offer Monthly Allowance for Lunch Private & Life Plan Insurance for you and your family Team Building Budget Annual Wellness Allowance Corporate Travel Insurance Events and initiatives both Local (Quarterly Meetings) and Global Professional Development Programs & Internal Career Opportunities Milestone Birthday Much like a rollercoaster, life at Betsson Group is fast-paced, full of twists and turns, and always exciting. With more than 2,800 colleagues representing over 75 nationalities across a global network of offices - including 1,500 at our operational headquarters in Malta - every day brings new challenges and opportunities to grow. It may not be for the faint-hearted, but if you thrive on innovation, enjoy pushing boundaries and want to be part of a diverse, international team, then you’ll fit right in at Betsson. Challenge accepted? Check out the Betsson Group Blog to find out what our employees are talking about If you are interested to learn more, please apply with your CV in English. By submitting your application, you understand that your personal data will be processed as set out in our Privacy Policy

RELOCATION TO SPAIN Location: Hybrid in Barcelona, Spain. Relocation support is provided for the employee and their family. Company Manychat is a leading Chat Marketing platform used by over 1.5 million customers worldwide to automate conversations on Instagram, Messenger, WhatsApp, and TikTok. What you will do — Maintain and harden AWS infrastructure, including EC2, ALB/NLB, WAF, IAM, and CloudWatch. — Operate EKS clusters powering Python-based AI services and migrate existing services using Terraform and Helm. — Codify infrastructure with Terraform and manage host-level automation via Ansible. — Build and optimize CI/CD pipelines using GitHub Actions. — Own observability efforts with Prometheus and Grafana, including alerting and on-call readiness. — Partner with engineers to drive platform reliability and create maintainable infrastructure documentation. Requirements — 5+ years of experience managing Linux (Ubuntu, Amazon Linux) in production. — Strong experience with Kubernetes (ideally EKS), Helm, and Terraform. — Comfort running and debugging Python workloads in containers. — Solid understanding of networking, IAM, and cloud security best practices. — Hands-on experience with Nginx Ingress and reverse proxy setups. — Must be based in or be able to relocate to Barcelona, Spain. Nice to have — Advanced Ansible skills beyond the basics. — PostgreSQL or Amazon RDS tuning and operations experience. — Deep understanding of observability tools like Loki. — Familiarity with PHP production environments. — Experience with TDD, CI/CD best practices, and agile development. Culture & Benefits — Relocation support for you and your family. — Comprehensive health insurance for you and your family. — Professional development budget for courses, certifications, and conferences. — Hybrid work model and flexible benefits package. — In-office perks including free meals and snacks. — Company-funded sports activities, annual offsites, and team-building events.

Задачи: - Разрабатывать и поддерживать высоконагруженный бэкенд корпоративного портала на Python и FastAPI (async/await, dependency injection, middleware); - Проектировать схемы и работать с PostgreSQL (SQL) и MongoDB (NoSQL), а также с объектными хранилищами (S3). Интегрировать локальные LLM, работать с векторным хранилищем Qdrant и поисковым движком OpenSearch; - Настраивать инструменты наблюдаемости (OTEL, Jaeger, Prometheus, Grafana) для отладки распределённых систем. Работать с Docker, Nginx, настраивать CI/CD пайплайны в GitLab; - Проектировать отказоустойчивые API, участвовать в Code Review, поддерживать высокий стандарт качества кода. Требования: - Ключевой стек: Python, FastAPI, PostgreSQL, MongoDB, AI/LLM, Qdrant; - Core: глубокое знание Python и фреймворка FastAPI: async/await, dependency injection, middleware; - Базы данных: опыт проектирования схем и работы с PostgreSQL, SQL и MongoDB NoSQL, знание объектных хранилищ S3; - AI & Search: опыт интеграции локальных LLM, работы с векторными хранилищами Qdrant и поисковыми движками OpenSearch; - Наблюдаемость: опыт настройки и использования инструментов мониторинга OTEL, Jaeger, Prometheus, Grafana для отладки распределённых систем; - DevOps: уверенная работа с Docker, Nginx, настройка CI/CD пайплайнов в GitLab; - Уровень: Middle от 3 лет, Senior от 5 лет; умение проектировать отказоустойчивые API.

Location: Hybrid About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in. Available Location: Singapore or Tokyo, Japan This position is open to experienced candidates, as well as fresh graduates who will be graduating in December 2026 or Jan 2027. About the Team The Cloudflare Customer Support Team solves complicated problems and answers technical questions via phone, email, chat and social media. Whether it is a Wordpress blogger using our services for free or a global Enterprise business with petabytes of web traffic, we are always eager to assist. We are the eyes and ears of Cloudflare, acting as the real-time voice of the customer to help communicate their needs and real-world use cases back to the rest of the company - for better service and future product development. What You'll Do Do you love solving complex technical issues and interacting with people? Are you passionate about providing premium-level support to customers and are a standout colleague? Cloudflare is seeking an experienced Network Security Engineer to join our team and support our largest and most technically sophisticated customers in resolving technical problems, threats or attacks on their infrastructure at OSI Layers 3, 4, and 7. This will span the range of Cloudflare products from Magic Transit Infrastructure Protection, Argo Smart Routing, DDoS mitigation and Network Firewall, to using the Web Application firewall (WAF), Spectrum and Rate Limiting to help customers. Serve as a trusted technical advisor for our enterprise customers, responding to and resolving inquiries and incidents related to network security and performance, while delivering timely, high-quality and personalized assistance. Work directly with customers to diagnose, troubleshoot and resolve complex technical issues involving DDoS mitigation, firewall rules, SSL/TLS, network confirmation, and other security configurations. Create and maintain knowledge base articles, technical guides, and troubleshooting documentation for internal and customer use. Compare traffic signatures and attributes including IP addresses, cookie variations, HTTP headers, and JavaScript footprints to determine what is good traffic and what is malicious DDoS mitigation for OSI layers 3,4, & 7: advise customers on how to filter malicious traffic using Cloudflare tools like Magic Transit, Network Firewall, WAF, IP reputation lists, packet inspection, blocklisting, allowlisting, and rate limiting Work with Engineering and Product teams to improve products and tools Utilize generative AI and automation tools to streamline log analysis, accelerate root-cause analysis during security incidents, and optimize customer response times. What We're Looking For You have a minimum of 4 years experience working as a Network Security Engineer / Technical Support Engineer / Sr. Support Engineer supporting networking or web security products. Exceptional troubleshooting and problem-solving skills, with the ability to simplify complex concepts for customers. Strong customer service orientation and communication skills Ability to work independently and collaboratively in a fast-paced, dynamic environment. Strong understanding of network protocols, including TCP/IP, DNS, HTTP/S, and BGP, with a particular focus on anycast routing concepts and implementation, as well as tools such as iptables and looking glass. Proven experience troubleshooting network connectivity issues, BGP routing, and GRE tunnels, and performing packet capture analysis Confident with command line and tools, including curl, dig, traceroute, openssl, git Experience in a web development and / or hosting environment such as installing and configuring web servers like Apache, Nginx, Caddy and IIS. You are competent at writing scripts in Bash, Python, JavaScript or other scripting languages. You have worked with PostgreSQL, MySQL, MS SQL, and other database servers. Bachelor’s degree in Computer Science, Cybersecurity, or a related field (or equivalent experience). Relevant certifications such as CISSP, GCIA GCIH, GCFA, GCFE or equivalent. What Makes Cloudflare Special? We’re not just a highly ambitious, large-scale technology company. We’re a highly ambitious, large-scale technology company with a soul. Fundamental to our mission to help build a better Internet is protecting the free and open Internet. Project Galileo : Since 2014, we've equipped more than 2,400 journalism and civil society organizations in 111 countries with powerful tools to defend themselves against attacks that would otherwise censor their work, technology already used by Cloudflare’s enterprise customers--at no cost. Athenian Project : In 2017, we created the Athenian Project to ensure that state and local governments have the highest level of protection and reliability for free, so that their constituents have access to election information and voter registration. Since the project, we've provided services to more than 425 local government election websites in 33 states. 1.1.1.1 : We released 1.1.1.1 to help fix the foundation of the Internet by building a faster, more secure and privacy-centric public DNS resolver. This is available publicly for everyone to use - it is the first consumer-focused service Cloudflare has ever released. Here’s the deal - we don’t store client IP addresses never, ever. We will continue to abide by our privacy commitment and ensure that no user data is sold to advertisers or used to target consumers. Sound like something you’d like to be a part of? We’d love to hear from you! Please note that applicants who progress to the offer stage of the interview process may be asked to attend an in-person interview within one of the Cloudflare Offices or Cloudflare Hubs.  More details about this will be available at that stage of the interview process. This position may require access to information protected under U.S. export control laws, including the U.S. Export Administration Regulations. Please note that any offer of employment may be conditioned on your authorization to receive software or technology controlled under these U.S. export laws without sponsorship for an export license. Cloudflare is proud to be an equal opportunity employer.  We are committed to providing equal employment opportunity for all people and place great value in both diversity and inclusiveness.  All qualified applicants will be considered for employment without regard to their, or any other person's, perceived or actual race, color, religion, sex, gender, gender identity, gender expression, sexual orientation, national origin, ancestry, citizenship, age, physical or mental disability, medical condition, family care status, or any other basis protected by law. We are an AA/Veterans/Disabled Employer. Cloudflare provides reasonable accommodations to qualified individuals with disabilities.  Please tell us if you require a reasonable accommodation to apply for a job. Examples of reasonable accommodations include, but are not limited to, changing the application process, providing documents in an alternate format, using a sign language interpreter, or using specialized equipment.  If you require a reasonable accommodation to apply for a job, please contact us via e-mail at hr@cloudflare.com or via mail at 101 Townsend St. San Francisco, CA 94107.