Администратор баз данных (DBA) вакансии

Задачи: — Администрирование и сопровождение СУБД PostgreSQL в составе кластера Patroni; — Настройка, обновление и сопровождение СУБД; — Организация резервного копирования и регулярная проверка восстановления данных; — Мониторинг состояния СУБД, настройка метрик в Zabbix и Grafana; — Поддержка отказоустойчивости, настройка репликации и процедур аварийного восстановления; — Анализ и оптимизация запросов с помощью EXPLAIN и EXPLAIN ANALYZE. Требования: — Практический опыт администрирования или разработки на PostgreSQL от 1 года; — Знание архитектуры PostgreSQL; — Опыт резервного копирования и восстановления баз данных; — Уверенные навыки работы с Linux и командной строкой; — Опыт восстановления после сбоя или аварии; — Понимание принципов работы Patroni; — Желателен опыт работы с ClickHouse или ArangoDB. Условия: — Официальное оформление и стабильный прозрачный доход; — Офисный формат работы, территориально м. Фрунзенская/Парк культуры; — График работы: 4-дневный цикл - дневная смена, ночная смена, отсыпной день, выходной (смены по 12 часов); — Обучение: корпоративный университет, электронная библиотека, вебинары с внешними и внутренними экспертами, центр карьерного консультирования; — Сообщества: школа спикеров, дебат клуб, писатели Хабр, киберспорт; — Спорт: футбольный, волейбольный и баскетбольный клубы; — Здоровье: ДМС, включая стоматологию и страхование родственников, сервис «Просебя» (психологические и юридические консультации); — События для детей сотрудников: праздники и профориентационные игры, образовательные курсы; — Партнерские программы и скидки для сотрудников: в магазинах-партнерах, фитнес-клубах, на образовательных платформах, на досуговые мероприятия.

Задачи: — Проектирование архитектуры хранилищ данных; — Сопровождение существующих кластеров ClickHouse; — Ревью и оптимизация SQL-запросов и схем данных совместно с разработчиками; — Конфигурирование и оптимизация инстансов ClickHouse; — Настройка и оптимизация процессов репликации и шардинга, конфигурация Zookeeper; — Разбор и устранение сложных инцидентов, включая расследование деградации и потерь данных. Требования: — Опыт работы с Linux; — Глубокие знания устройства и принципов работы ClickHouse (движки, индексы, репликация, шардинг, best practics); — Уверенное владение Bash и SQL; — Опыт работы с системами мониторинга. Дополнительным преимуществом будут: — Базовые навыки программирования на Python (решение рутинных задач); — Опыт работы с системами управления конфигурацией, такими как Ansible, Puppet или SaltStack; — Продвинутое знание и опыт работы с реляционными СУБД: MySQL и/или PostgreSQL. Условия: — Годовой бонус по результатам работы; — Помощь с релокацией, оформление рабочей визы, а также помощь в оформлении документов для членов семьи; — Реферальная программа за успешную рекомендацию кандидата; — Современный офис с удобной транспортной доступностью; — Формат работы офисный; — Гибкое начало рабочего дня; — Бесплатные корпоративные обеды и сладости; — Абонемент в спортзал за счет компании; — Компенсация английского языка; — Рабочее место оборудовано современной техникой с учетом пожеланий; — Отсутствие бюрократии, оперативное решение вопросов; — Возможности материального и профессионального роста; — Поездки на ИТ-конференции, митапы, учебные курсы за счет компании; — Работа в большой высококвалифицированной команде с тимлидом, техлидом и проджект менеджером.

Задачи: — Разработка и оптимизация сложных SQL-запросов и хранимых процедур — Проектирование схем баз данных для высоконагруженных систем — Создание и поддержка миграций с использованием Flyway — Оптимизация производительности существующих запросов и индексов — Разработка bash-скриптов для автоматизации процессов — Использование современных инструментов и AI-агентов для повышения эффективности — Анализ производительности запросов и выявление узких мест — Мониторинг состояния базы данных и планирование масштабируемости — Профилирование запросов и создание планов оптимизации — Работа с логами и диагностика проблем — Участие в ревью SQL-кода и проектировании баз данных — Консультирование членов команды по вопросам баз данных — Документирование архитектурных решений и процедур — Наставничество младших разработчиков по SQL и оптимизации производительности — Внедрение новых технологий и лучших практик в команду Требования: — Опыт работы с MariaDB/MySQL не менее 5 лет, глубокое понимание архитектуры и оптимизации баз данных — Экспертные знания SQL (сложные запросы, оконные функции, CTE, подзапросы) — Опыт разработки хранимых процедур и функций в MySQL/MariaDB — Навыки оптимизации производительности запросов и схем баз данных — Понимание стратегий индексирования и оптимизации для больших наборов данных — Опыт работы с Flyway или аналогичными инструментами миграции баз данных — Знание Linux/Unix и bash-скриптов для автоматизации — Опыт коммерческой разработки SQL не менее 5 лет — Опыт работы с высоконагруженными системами (обработка миллионов записей) — Знание принципов проектирования баз данных и нормализации — Опыт работы в команде с системами контроля версий (Git) Желательно: — Опыт использования AI-агентов для разработки и оптимизации SQL — Знание современных инструментов автоматизации в рабочих процессах разработки — Опыт работы с Jenkins или другими CI/CD системами — Знание Docker для контейнеризации баз данных — Опыт мониторинга производительности баз данных (Percona Toolkit, pt-query-digest) — Знание NoSQL решений (Redis, MongoDB) для кэширования — Опыт работы с облачными базами данных (AWS RDS, Google Cloud SQL) Знание предметной области: — Опыт работы с транспортными или логистическими системами — Понимание железнодорожных систем и расписаний — Опыт работы с системами реального времени и потоковой обработкой данных Условия: — Удалённая работа — Современный стек технологий и интересные задачи — Возможности профессионального роста в экспертной команде — Доступ к передовым инструментам и технологиям — Практический опыт с современными технологиями и подходами — Возможность влиять на архитектурные решения проекта — Наставничество и обмен знаниями с коллегами — Исследование и внедрение AI-инструментов в ежедневные рабочие процессы

Location: Москва Workplace: гибкий Наша команда развивает и поддерживает облачный сервис управляемых баз данных. Мы отвечаем за стабильность промышленных стендов, решаем сложные инженерные кейсы на L3 и автоматизируем всё, что ускоряет выпуск новых возможностей продукта. Задачи Обеспечение стабильной и безаварийной работы промышленных и тестовых стендов продукта VK DBaaS Решение клиентских обращений, поступающих на L3-линию поддержки Соблюдение SLA по назначенным обращениям и инцидентам Сокращение time-to-market, в том числе за счёт развития автоматизации Обновление и модификация прикладного и системного ПО на тестовых и промышленных стендах On-call дежурства, участие в устранении инцидентов Требования Опыт работы от пяти лет Знание сетей на базе стека протоколов TCP/IP Уверенное знание ОС GNU/Linux и средств виртуализации Опыт работы с инструментами автоматизации Понимание принципов работы OpenStack Опыт работы с PostgreSQL, MySQL, Redis (Valkey), MongoDB, ClickHouse Инструменты: Python, Bash, Packer, Docker, ELK-стек, Grafana

Мы ищем талантливых специалистов поддержки, способных разбираться в технических проблемах пользователей инфраструктурного облака. Хорошо, если вы работали с распределёнными многокомпонентными инфраструктурами и занимались администрированием и траблшутингом Linux-систем и сетевых технологий. Команда Yandex Cloud непрерывно расширяет количество доступных сервисов и совершенствует свои продукты. Одновременно стремительно растёт количество наших клиентов и круг задач, которые мы помогаем решить. Мы ищем талантливых специалистов в области поддержки, способных быстро разбираться в технических проблемах пользователей инфраструктурного облака. Хорошо, если вы умеете общаться с людьми в стрессовых ситуациях, работали с распределёнными многокомпонентными инфраструктурами, умеете диагностировать корневые причины проблем и предлагать решения. Обязанности * Консультировать клиентов Yandex Cloud по вопросам, возникающим при использовании сервисов облака * Развёртывать тестовые стенды, чтобы диагностировать managed-решения Yandex Cloud и находить оптимальные реализации сценариев клиентов * Воспроизводить сложные технические кейсы и решать их, а если понадобится — то инициировать их решение на уровне сервисов * Своевременно распознавать технические инциденты на инфраструктуре и вместе с командами сервисов участвовать в их решении * Сотрудничать с senior-инженерами направления при решении обращений Больше о том, что под капотом платформы Yandex Cloud, — в канале Inside Yandex Cloud Требования * На middle-уровне занимаетесь системным администрированием и траблшутингом Linux-систем и сетевых технологий * Работали с PostgreSQL, ClickHouse, Greenplum, Kafka, Redis, MongoDB, MySQL, Elasticsearch/OpenSearch, получили опыт настройки и траблшутинга одной или нескольких БД из этого списка Будет плюсом * Работал с Terraform и системами управления конфигурациями Puppet, Chef, Ansible, Salt * Получили сертификат Yandex Cloud Certified Engineer Associate или другие сертификаты Yandex Cloud или иных облачных провайдеров * Получили сертификаты, связанные с PostgreSQL, ClickHouse, Greenplum, Kafka, Redis, MongoDB, MySQL, Elasticsearch/OpenSearch * Писали скрипты на Bash, Python, Golang

Задачи: — Поддерживать и оптимизировать базы данных Oracle, включая PL/SQL-пакеты, хранимые процедуры и триггеры. — Заниматься тюнингом производительности, анализировать планы выполнения SQL-запросов и выявлять причины медленного выполнения бизнес-операций. — Обеспечивать высокую доступность и отказоустойчивость баз данных с использованием Oracle RAC, Data Guard и кластерных решений. — Взаимодействовать с внутренними командами и техническими специалистами клиентов при диагностике проблем, обновлении баз данных и настройке отказоустойчивых конфигураций. — Участвовать в миграциях баз данных, нагрузочном тестировании и оценке влияния новых функций на производительность системы. — Участвовать в проектировании архитектуры решений, подготовке планов внедрения и технической документации. — Диагностировать и устранять сложные инциденты в продуктивных и предпродуктивных средах. — Участвовать в развертывании и настройке новых окружений для клиентов по всему миру. — На позиции нет дежурств по графику (on-call rotation). Требования: — Опыт работы в IT от 5 лет, из них не менее 3 лет с Oracle Database. — Глубокие практические знания администрирования Oracle, тюнинга производительности и оптимизации планов выполнения SQL-запросов. — Понимание Oracle PL/SQL и его роли в реализации бизнес-логики приложений. — Практический опыт работы с Oracle RAC, Data Guard, процедурами резервного копирования и восстановления данных (backup/recovery). — Опыт поддержки крупных OLTP-систем и высокодоступных архитектур. — Уверенные навыки администрирования Linux/Unix и диагностики проблем. — Опыт непосредственного взаимодействия с внешними клиентами и решения сложных технических задач. — Английский язык на уровне, достаточном для профессионального общения. Условия: — Конкурентная заработная плата и ежегодный бонус по результатам работы. — Гибридный формат работы. — Современный офис в Новом Белграде. — Частная медицинская страховка (ДМС). — Профессиональное обучение и сертификацию за счет компании. — Курсы иностранных языков. — Обеды в офисе. — Корпоративные мероприятия и тимбилдинги. Команда и проекты: — Взаимодействие с командами Implementation, Technical Support и Development, а также с техническими специалистами крупных банков, финтех-компаний, телеком-операторов и ритейлеров по всему миру.

Location: Multiple Countries Nitka Technologies develops software for customers in the US and Europe and brings together about 300 professionals from Eastern Europe, North and South America, Armenia, Georgia and Kazakhstan. We are looking for an experienced DBA (Databricks) for a long-term project. The customer is a company in California, an industry leader in the sale of tickets to events in Europe and the USA. We offer 100%  remote, full-time work. Main tasks: Manage multiple Databricks workspaces (dev/qa/prod); Configure cluster policies, governance & compliance; Create & maintain unity catalog objects: catalogs, schemas, grants, service principals, external storage etc; Monitor and debug failed / long-running jobs using system tables (job_run_timeline, node_timeline, workflow_run); Troubleshoot cluster crashes, driver OOM, executor failures, memory leaks; Investigate Python / Spark errors, dependency conflicts (PyPI, WHL, Maven) Assist users with cluster/job configuration, notebook errors, unity catalog permissions; Explain platform limitations and best practices to Data engineers; Maintain confluence pages with platform rules & troubleshooting guides; Requirements: Experience in implementation, integration or technical support; Experience with Linux, Bash; Confident SQL skills; Strong experience of working with AWS Infrastructure (ec2, s3, iam, vpc, secret management, sqs); Experience with Python sufficient for writing small scripts or applications; Experience of maintaining Databricks jobs & environments; Experience with REST API/SDK; Understanding of file-based databases (DeltaLake, Parquet, Hive); Understanding of of cluster types & node families; Spoken English at Intermediate level or higher; Would be a plus: Databricks REST API / Databricks SDK; Working with schema evolution, time travel, vacuum, compaction, z-order; Debugging corrupted delta tables (conflicting commits, tombstones, missing checkpoints); Understanding of acid implementation on top of object storage; Spark knowledge (jobs, partitions, queries), experience in Kafka or similar technology, familiarity with Terraform / Gitlab CI; Cost monitoring for platform services and objects; Experience in enterprise Data platforms; Working conditions: Nearshore candidates preferred, with availability to work EST or Pacific Time hours Remote work with no time trackers, flexible working hours Full-time (8 hours/day) Attractive USD compensation Paid vacation, holidays, sick leaves

Location: Armenia, Remote/Armenia Workplace: remote Tabby creates financial freedom in the way people shop, earn and save by reshaping their relationship with money. Over 25 million users choose Tabby to stay in control of their spending and make the most out of their money. The company’s flagship offering allows shoppers to split their payments online and in-store with no interest or fees. Over 70,000 global brands and small businesses, including Amazon, Noon, IKEA, and SHEIN use Tabby to accelerate growth and gain loyal customers by offering easy and flexible payments online and in stores. Tabby generates over $18 billion in annual transaction volume for its partner brands and is the highest-rated, most-reviewed, largest, and fastest-growing FinTech in the GCC region. Tabby launched in 2019 and has since raised +$1 billion in equity and debt funding from global and regional investors, and is now valued at $6,5 billion. We’re looking for a Senior Database Administrator to join our Infrastructure team and help build and maintain reliable, high-performance database systems at scale. You’ll work on challenging technical problems, drive improvements in database reliability and performance, and contribute to the infrastructure powering Tabby’s growing business. Key Responsibilities: Design, construct, install, and maintain large relational databases. Maintain the integrity and security of the database, including backups and recovery procedures. Implement and manage disaster recovery and failover systems. Monitor database performance, implement changes, and apply new patches and versions when required. Optimize queries for performance. Collaborate with development teams to optimize database usage. Set up and maintain database replication, clustering, mirroring, and other high availability strategies. Use and understand tools like PgBouncer and modern monitoring systems. Stay up to date with the latest database technologies and best practices. What you’ll bring: Proven hands-on experience with PostgreSQL (required), including setup, replication, upgrades, monitoring, and performance tuning. Ability to write and optimize complex SQL queries. Experience with backup and recovery strategies, including Point-in-Time Recovery (PITR). Strong understanding of database design, documentation, and development best practices. Experience with ClickHouse is a plus. Working knowledge of scripting/programming languages such as Bash, Python, or Go. Experience managing DBaaS solutions on cloud platforms (GCP or AWS is a plus). Experience migrating large databases across cloud platforms. Familiarity with modern DevOps practices, including Kubernetes, Terraform, and Helm. Experience with real-time data streaming technologies such as Debezium or Flink. Relevant certifications or formal training in database management are a plus. Strong problem-solving skills and excellent communication abilities. Professional proficiency in English (B2 level or higher). What we offer: Full-time B2B contract Fully remote setup Up to 20% tax allowance 22 paid leave days annually Stock options (ESOP) in a fast-scaling, pre-IPO company Flexi benefits you can use for wellness, travel, or learning Work alongside a high-performing, international engineering team in a global fintech unicorn Relocation support is available to our hubs in Armenia, Georgia, Serbia, Portugal, and Spain, including flights, temporary accommodation and legal setup.

Location: Portugal, Remote/Portugal Workplace: remote Tabby creates financial freedom in the way people shop, earn and save by reshaping their relationship with money. Over 25 million users choose Tabby to stay in control of their spending and make the most out of their money. The company’s flagship offering allows shoppers to split their payments online and in-store with no interest or fees. Over 70,000 global brands and small businesses, including Amazon, Noon, IKEA, and SHEIN use Tabby to accelerate growth and gain loyal customers by offering easy and flexible payments online and in stores. Tabby generates over $18 billion in annual transaction volume for its partner brands and is the highest-rated, most-reviewed, largest, and fastest-growing FinTech in the GCC region. Tabby launched in 2019 and has since raised +$1 billion in equity and debt funding from global and regional investors, and is now valued at $6,5 billion. We’re looking for a Senior Database Administrator to join our Infrastructure team and help build and maintain reliable, high-performance database systems at scale. You’ll work on challenging technical problems, drive improvements in database reliability and performance, and contribute to the infrastructure powering Tabby’s growing business. Key Responsibilities: Design, construct, install, and maintain large relational databases. Maintain the integrity and security of the database, including backups and recovery procedures. Implement and manage disaster recovery and failover systems. Monitor database performance, implement changes, and apply new patches and versions when required. Optimize queries for performance. Collaborate with development teams to optimize database usage. Set up and maintain database replication, clustering, mirroring, and other high availability strategies. Use and understand tools like PgBouncer and modern monitoring systems. Stay up to date with the latest database technologies and best practices. What you’ll bring: Proven hands-on experience with PostgreSQL (required), including setup, replication, upgrades, monitoring, and performance tuning. Ability to write and optimize complex SQL queries. Experience with backup and recovery strategies, including Point-in-Time Recovery (PITR). Strong understanding of database design, documentation, and development best practices. Experience with ClickHouse is a plus. Working knowledge of scripting/programming languages such as Bash, Python, or Go. Experience managing DBaaS solutions on cloud platforms (GCP or AWS is a plus). Experience migrating large databases across cloud platforms. Familiarity with modern DevOps practices, including Kubernetes, Terraform, and Helm. Experience with real-time data streaming technologies such as Debezium or Flink. Relevant certifications or formal training in database management are a plus. Strong problem-solving skills and excellent communication abilities. Professional proficiency in English (B2 level or higher). What we offer: Full-time B2B contract Fully remote setup Up to 20% tax allowance 22 paid leave days annually Stock options (ESOP) in a fast-scaling, pre-IPO company Flexi benefits you can use for wellness, travel, or learning Work alongside a high-performing, international engineering team in a global fintech unicorn Relocation support is available to our hubs in Armenia, Georgia, Serbia, Portugal, and Spain, including flights, temporary accommodation and legal setup.

Location: Spain, Remote/Spain Workplace: remote Tabby creates financial freedom in the way people shop, earn and save by reshaping their relationship with money. Over 25 million users choose Tabby to stay in control of their spending and make the most out of their money. The company’s flagship offering allows shoppers to split their payments online and in-store with no interest or fees. Over 70,000 global brands and small businesses, including Amazon, Noon, IKEA, and SHEIN use Tabby to accelerate growth and gain loyal customers by offering easy and flexible payments online and in stores. Tabby generates over $18 billion in annual transaction volume for its partner brands and is the highest-rated, most-reviewed, largest, and fastest-growing FinTech in the GCC region. Tabby launched in 2019 and has since raised +$1 billion in equity and debt funding from global and regional investors, and is now valued at $6,5 billion. We’re looking for a Senior Database Administrator to join our Infrastructure team and help build and maintain reliable, high-performance database systems at scale. You’ll work on challenging technical problems, drive improvements in database reliability and performance, and contribute to the infrastructure powering Tabby’s growing business. Key Responsibilities: Design, construct, install, and maintain large relational databases. Maintain the integrity and security of the database, including backups and recovery procedures. Implement and manage disaster recovery and failover systems. Monitor database performance, implement changes, and apply new patches and versions when required. Optimize queries for performance. Collaborate with development teams to optimize database usage. Set up and maintain database replication, clustering, mirroring, and other high availability strategies. Use and understand tools like PgBouncer and modern monitoring systems. Stay up to date with the latest database technologies and best practices. What you’ll bring: Proven hands-on experience with PostgreSQL (required), including setup, replication, upgrades, monitoring, and performance tuning. Ability to write and optimize complex SQL queries. Experience with backup and recovery strategies, including Point-in-Time Recovery (PITR). Strong understanding of database design, documentation, and development best practices. Experience with ClickHouse is a plus. Working knowledge of scripting/programming languages such as Bash, Python, or Go. Experience managing DBaaS solutions on cloud platforms (GCP or AWS is a plus). Experience migrating large databases across cloud platforms. Familiarity with modern DevOps practices, including Kubernetes, Terraform, and Helm. Experience with real-time data streaming technologies such as Debezium or Flink. Relevant certifications or formal training in database management are a plus. Strong problem-solving skills and excellent communication abilities. Professional proficiency in English (B2 level or higher). What we offer: Full-time B2B contract Fully remote setup Up to 20% tax allowance 22 paid leave days annually Stock options (ESOP) in a fast-scaling, pre-IPO company Flexi benefits you can use for wellness, travel, or learning Work alongside a high-performing, international engineering team in a global fintech unicorn Relocation support is available to our hubs in Armenia, Georgia, Serbia, Portugal, and Spain, including flights, temporary accommodation and legal setup.

Location: Belgrade, Remote/Serbia Workplace: remote Tabby creates financial freedom in the way people shop, earn and save by reshaping their relationship with money. Over 25 million users choose Tabby to stay in control of their spending and make the most out of their money. The company’s flagship offering allows shoppers to split their payments online and in-store with no interest or fees. Over 70,000 global brands and small businesses, including Amazon, Noon, IKEA, and SHEIN use Tabby to accelerate growth and gain loyal customers by offering easy and flexible payments online and in stores. Tabby generates over $18 billion in annual transaction volume for its partner brands and is the highest-rated, most-reviewed, largest, and fastest-growing FinTech in the GCC region. Tabby launched in 2019 and has since raised +$1 billion in equity and debt funding from global and regional investors, and is now valued at $6,5 billion. We’re looking for a Senior Database Administrator to join our Infrastructure team and help build and maintain reliable, high-performance database systems at scale. You’ll work on challenging technical problems, drive improvements in database reliability and performance, and contribute to the infrastructure powering Tabby’s growing business. Key Responsibilities: Design, construct, install, and maintain large relational databases. Maintain the integrity and security of the database, including backups and recovery procedures. Implement and manage disaster recovery and failover systems. Monitor database performance, implement changes, and apply new patches and versions when required. Optimize queries for performance. Collaborate with development teams to optimize database usage. Set up and maintain database replication, clustering, mirroring, and other high availability strategies. Use and understand tools like PgBouncer and modern monitoring systems. Stay up to date with the latest database technologies and best practices. What you’ll bring: Proven hands-on experience with PostgreSQL (required), including setup, replication, upgrades, monitoring, and performance tuning. Ability to write and optimize complex SQL queries. Experience with backup and recovery strategies, including Point-in-Time Recovery (PITR). Strong understanding of database design, documentation, and development best practices. Experience with ClickHouse is a plus. Working knowledge of scripting/programming languages such as Bash, Python, or Go. Experience managing DBaaS solutions on cloud platforms (GCP or AWS is a plus). Experience migrating large databases across cloud platforms. Familiarity with modern DevOps practices, including Kubernetes, Terraform, and Helm. Experience with real-time data streaming technologies such as Debezium or Flink. Relevant certifications or formal training in database management are a plus. Strong problem-solving skills and excellent communication abilities. Professional proficiency in English (B2 level or higher). What we offer: Full-time B2B contract Fully remote setup Up to 20% tax allowance 22 paid leave days annually Stock options (ESOP) in a fast-scaling, pre-IPO company Flexi benefits you can use for wellness, travel, or learning Work alongside a high-performing, international engineering team in a global fintech unicorn Relocation support is available to our hubs in Armenia, Georgia, Serbia, Portugal, and Spain, including flights, temporary accommodation and legal setup.

Location: Kazakhstan, Remote/Kazakhstan Workplace: remote Tabby creates financial freedom in the way people shop, earn and save by reshaping their relationship with money. Over 25 million users choose Tabby to stay in control of their spending and make the most out of their money. The company’s flagship offering allows shoppers to split their payments online and in-store with no interest or fees. Over 70,000 global brands and small businesses, including Amazon, Noon, IKEA, and SHEIN use Tabby to accelerate growth and gain loyal customers by offering easy and flexible payments online and in stores. Tabby generates over $18 billion in annual transaction volume for its partner brands and is the highest-rated, most-reviewed, largest, and fastest-growing FinTech in the GCC region. Tabby launched in 2019 and has since raised +$1 billion in equity and debt funding from global and regional investors, and is now valued at $6,5 billion. We’re looking for a Senior Database Administrator to join our Infrastructure team and help build and maintain reliable, high-performance database systems at scale. You’ll work on challenging technical problems, drive improvements in database reliability and performance, and contribute to the infrastructure powering Tabby’s growing business. Key Responsibilities: Design, construct, install, and maintain large relational databases. Maintain the integrity and security of the database, including backups and recovery procedures. Implement and manage disaster recovery and failover systems. Monitor database performance, implement changes, and apply new patches and versions when required. Optimize queries for performance. Collaborate with development teams to optimize database usage. Set up and maintain database replication, clustering, mirroring, and other high availability strategies. Use and understand tools like PgBouncer and modern monitoring systems. Stay up to date with the latest database technologies and best practices. What you’ll bring: Proven hands-on experience with PostgreSQL (required), including setup, replication, upgrades, monitoring, and performance tuning. Ability to write and optimize complex SQL queries. Experience with backup and recovery strategies, including Point-in-Time Recovery (PITR). Strong understanding of database design, documentation, and development best practices. Experience with ClickHouse is a plus. Working knowledge of scripting/programming languages such as Bash, Python, or Go. Experience managing DBaaS solutions on cloud platforms (GCP or AWS is a plus). Experience migrating large databases across cloud platforms. Familiarity with modern DevOps practices, including Kubernetes, Terraform, and Helm. Experience with real-time data streaming technologies such as Debezium or Flink. Relevant certifications or formal training in database management are a plus. Strong problem-solving skills and excellent communication abilities. Professional proficiency in English (B2 level or higher). What we offer: Full-time B2B contract Fully remote setup Up to 20% tax allowance 22 paid leave days annually Stock options (ESOP) in a fast-scaling, pre-IPO company Flexi benefits you can use for wellness, travel, or learning Work alongside a high-performing, international engineering team in a global fintech unicorn Relocation support is available to our hubs in Armenia, Georgia, Serbia, Portugal, and Spain, including flights, temporary accommodation and legal setup.

Location: Belgrade, Remote Workplace: remote Tabby creates financial freedom in the way people shop, earn and save by reshaping their relationship with money. Over 25 million users choose Tabby to stay in control of their spending and make the most out of their money. The company’s flagship offering allows shoppers to split their payments online and in-store with no interest or fees. Over 70,000 global brands and small businesses, including Amazon, Noon, IKEA, and SHEIN use Tabby to accelerate growth and gain loyal customers by offering easy and flexible payments online and in stores. Tabby generates over $18 billion in annual transaction volume for its partner brands and is the highest-rated, most-reviewed, largest, and fastest-growing FinTech in the GCC region. Tabby launched in 2019 and has since raised +$1 billion in equity and debt funding from global and regional investors, and is now valued at $6,5 billion. We’re looking for a Senior Database Administrator to join our Infrastructure team and help build and maintain reliable, high-performance database systems at scale. You’ll work on challenging technical problems, drive improvements in database reliability and performance, and contribute to the infrastructure powering Tabby’s growing business. Key Responsibilities: Design, construct, install, and maintain large relational databases. Maintain the integrity and security of the database, including backups and recovery procedures. Implement and manage disaster recovery and failover systems. Monitor database performance, implement changes, and apply new patches and versions when required. Optimize queries for performance. Collaborate with development teams to optimize database usage. Set up and maintain database replication, clustering, mirroring, and other high availability strategies. Use and understand tools like PgBouncer and modern monitoring systems. Stay up to date with the latest database technologies and best practices. What you’ll bring: Proven hands-on experience with PostgreSQL (required), including setup, replication, upgrades, monitoring, and performance tuning. Ability to write and optimize complex SQL queries. Experience with backup and recovery strategies, including Point-in-Time Recovery (PITR). Strong understanding of database design, documentation, and development best practices. Experience with ClickHouse is a plus. Working knowledge of scripting/programming languages such as Bash, Python, or Go. Experience managing DBaaS solutions on cloud platforms (GCP or AWS is a plus). Experience migrating large databases across cloud platforms. Familiarity with modern DevOps practices, including Kubernetes, Terraform, and Helm. Experience with real-time data streaming technologies such as Debezium or Flink. Relevant certifications or formal training in database management are a plus. Strong problem-solving skills and excellent communication abilities. Professional proficiency in English (B2 level or higher). What we offer: Full-time B2B contract Fully remote setup Up to 20% tax allowance 22 paid leave days annually Stock options (ESOP) in a fast-scaling, pre-IPO company Flexi benefits you can use for wellness, travel, or learning Work alongside a high-performing, international engineering team in a global fintech unicorn Relocation support is available to our hubs in Armenia, Georgia, Serbia, Portugal, and Spain, including flights, temporary accommodation and legal setup.

Задачи: — структуры данных, связей, индексов — бизнес-витрин данных — механизмов генерации и упаковки данных для бюро кредитных историй — отчётности (функциональная, техническая) — настройка ETL-процессов Требования: — Образование: высшее техническое (либо подтверждённый релевантный опыт) — Экспертные знания SQL и PGSQL — Работа с JSON, XML (парсинг, сборка) — Понимание микросервисной архитектуры Условия: — Полная занятость — График: 5/2 — Формат работы: удалённо Опыт работы: более 6 лет

Location: Poland; Bulgaria; Ukraine; Hungary; Czechia; United Kingdom; Ireland Workplace: Remote At ClickUp, we're building the future of work: the first truly converged AI workspace unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI. We are an AI-native company. Every team member is expected to leverage AI daily, and we evaluate AI fluency as part of our hiring process. Join us and help redefine what's possible. 🚀 ABOUT THIS ROLE ClickUp is looking for a Senior Database Reliability Engineer to join our Database Operations team. You’ll be responsible for the performance, integrity, security, and availability of our PostgreSQL databases running on Linux in AWS. This role focuses on day-to-day database administration, operational excellence, and ensuring data is consistently reliable and well-managed across environments. KEY RESPONSIBILITIES - Administer, monitor, and maintain PostgreSQL databases (250GB+) in production environments (AWS RDS, Aurora, EC2) - Ensure database availability, performance, and data integrity through proactive monitoring and maintenance - Perform routine database administration tasks including patching, upgrades, vacuuming, reindexing, and statistics management - Execute and manage backup, restore, and disaster recovery procedures, including regular testing of recovery plans - Handle user access management, roles, and database security to ensure compliance with best practices - Perform capacity planning, storage management, and growth forecasting - Troubleshoot database issues, including performance bottlenecks, locking/contention, and failed jobs - Support application teams with query tuning, schema changes, and release deployments - Manage database migrations, upgrades, and change requests with minimal downtime - Maintain documentation for database configurations, standards, and operational procedures - Participate in on-call rotations and provide support for production incidents QUALIFICATIONS - 7+ years of experience in a senior database administrator or Database Engineering role - Strong hands-on PostgreSQL administration experience, including backups, recovery, and performance tuning - Solid understanding of database security, access control, and compliance practices - Experience managing large-scale production databases (250GB+), including maintenance and lifecycle management - Strong Linux administration skills (processes, disk, memory, networking) - Experience with monitoring tools and performance diagnostics - Proficiency in SQL and at least one scripting language (Bash, Python, or similar) - Familiarity with cloud-based database deployments, preferably AWS (RDS, Aurora, EC2, S3) - Strong organizational and documentation skills NICE TO HAVE - Experience with database auditing, compliance, or governance frameworks - Familiarity with ETL processes, data pipelines, or reporting systems - Experience with high availability setups, replication, and failover management - Exposure to other database systems (MySQL, SQL Server, or NoSQL platforms) - Experience supporting enterprise or highly regulated environments #LI-REMOTE  #LI-CC1 Equal Opportunity Employer ClickUp is an Equal Opportunity Employer, and qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin. Privacy Notice ClickUp collects and processes personal data in accordance with applicable data protection laws. You can find further details by viewing our Global Candidate Privacy Notice. https://clickup.com/careers-terms/candidate-privacy-notice If you are a Philippine Job Applicant, please also see our Philippine Data Privacy Notice https://t333.s.clickup-attachments-stg.com/t333/d9a53ce2-6d2c-48cd-84b1-ed4e525f9613/Philippine%20Data%20Privacy%20Notice_2024.pdf?view=open for further details. Visa Sponsorship Please note we are unable to sponsor or take over sponsorship of an employment visa for roles outside of engineering and product at this time. Sponsorship for engineering and product roles is not guaranteed, but is instead based on the business needs for that specific role at that time. Please reach out to the recruiter with any questions. Fraud Alert ClickUp Talent Acquisition will only initiate contact via an @clickup.com http://clickup.com email or through our official careers portal on clickup.com http://clickup.com. We will never request fees, payments, or sensitive personal information. Please disregard any offers received outside these channels and report them to support@clickup.com. AI Processing Notice ClickUp may use artificial intelligence and machine learning technologies to help review and screen candidates' employment applications against role-related criteria. These tools support, but do not replace, human decision‑making. If you have questions or need an accommodation in the recruitment process, please contact us at AskPeople@ClickUp.com.

Location: Istanbul, Turkey P.I. Works is the first company in the world to automate the management of a commercial 5G network. Our automated network management products and services empower Mobile Operators to accelerate network transformation and to drive network quality and efficiency on the path to 5G. These solutions have been deployed across 91 mobile network operators in 64 countries around the world. Come and join us to work with the leading telecom operators around the world and redefine the mobile experience worldwide by contributing to our research and development efforts. About the role We are looking for a ClickHouse & PostgreSQL Database Administrator to join our Engineering team in Istanbul. You will own the reliability, performance and scalability of the databases behind our network automation platform, which processes large volumes of mobile network data for operators worldwide. What you will do Design, operate, monitor and troubleshoot production ClickHouse clusters (sharding, replication, ClickHouse Keeper/ZooKeeper, MergeTree table design, TTL and partitioning) Manage and tune PostgreSQL databases, including high availability (e.g. Patroni), replication, backup and recovery Optimize query performance and storage for high-volume analytical workloads Plan and test backup, restore and disaster recovery procedures Automate provisioning, upgrades and maintenance (Ansible, scripting, IaC) Support application development teams on schema design, data modelling and query optimization Build and maintain test and staging environments Required qualifications Bachelor’s degree in a related field 4+ years of experience as a DBA / DBRE / data platform engineer Hands-on production experience with ClickHouse or PostgreSQL , and solid working knowledge of the other Oracle DBA background is a plus Experience with replication, high availability and backup/recovery Strong Linux skills and shell scripting Good verbal and written English Being able to work in Turkey

Требования: — Опыт администрирования, оптимизации и мониторинга высоконагруженных СУБД Oracle от 3 лет — Навыки работы с Backup/Recovery (RMAN), Data Guard, PL/SQL в банковском секторе О компании: АКБ «Tenge Bank» (Halyk Group) активно растёт и масштабирует бизнес в Узбекистане. Для экспатов предусмотрен релокационный пакет.

Требования: — Практический опыт администрирования СУБД — Понимание принципов работы баз данных, резервного копирования, мониторинга и восстановления — Базовые знания SQL — Желание развиваться в направлении DBA и работать с высоконагруженными системами О компании: Команда Marketing Engineering расширяется и готова рассматривать не только опытных DBA, но и начинающих специалистов. Остальному готовы обучать внутри команды.