Location: Beograd, Serbia
Workplace: hybrid
About The Role:
Join Paysend’s Automation and Efficiency team to help build and improve backend systems that support global payment operations at scale.
This role focuses on designing and developing high-performance backend services and internal tooling used to process and analyze millions of financial transactions daily. You’ll work across distributed systems and data-heavy workflows where reliability, performance, and correctness are critical.
This is a strong fit for engineers who enjoy solving complex backend and data problems, working across multiple services, and building systems that operate under real-world scale and operational demands.
What You'll Do (Responsibilities):
Design, implement, and maintain
backend services and internal tools
in Java, powering the processing and analysis of millions of financial transactions daily
Own and evolve
PostgreSQL
-based data models, queries, and performance optimization across multiple services.
Build and improve systems that
automate
operational and transaction-monitoring workflows at scale
Work within a
distributed microservices
ecosystem, handling service communication, dependencies, and evolving
integrations
Contribute to the design and implementation of a new
fraud monitoring platform
built on the company’s modern technology stack
Investigate complex production and operational issues, identify bottlenecks, and implement long-term improvements
Collaborate closely with QA and Analytics teams to ensure systems are reliable, scalable, and operationally effective
Monitor and improve system performance, observability, reliability, and scalability across services
Contribute to CI/CD and deployment automation improvements across engineering workflows
What You’ll Need To Be Successful In This Role:
5+ years of backend development experience with Java and Spring
Strong hands-on experience with PostgreSQL in production systems
Experience working with distributed systems and microservices architectures
Experience with major cloud platforms, preferably AWS or GCP
Strong engineering mindset with the ability to solve unfamiliar and complex technical problems independently
Comfortable working across multiple services and technical domains
Strong ownership mentality from implementation through deployment and operational support
Ability to adapt quickly to changing technical and business priorities
Great to have:
Experience with CI/CD pipelines and deployment automation (GitLab preferred)
Experience with Docker or other containerization technologies
Hands-on experience with C# or Rust
Experience in fintech, payments, fraud detection, or other transaction-heavy systems
Bachelor’s or Master’s degree in Computer Science or a related field
Why Join Paysend?
Make a Global Impact:
Join a company that is transforming how people and businesses move money around the world. Your work will contribute to products and services that help millions of customers stay connected globally.
Own Meaningful Outcomes:
We empower our people to take ownership, make decisions, and drive real impact. You'll have the opportunity to shape solutions, challenge the status quo, and see the results of your work firsthand.
Grow with Us:
As a fast-growing global fintech, we offer opportunities to learn, develop new skills, take on new challenges, and advance your career across functions and geographies.
Collaborate with Exceptional People:
Work alongside talented colleagues from diverse backgrounds and disciplines who are united by a shared ambition to build, innovate, and deliver great outcomes for our customers.
Move Fast and Make Things Happen:
We value action, curiosity, and continuous improvement. You'll be part of a culture that encourages experimentation, embraces change, and focuses on delivering meaningful results.
Be Part of Our Journey:
We're building the future of the global money movement. Join us at an exciting stage of growth where your ideas, expertise, and contributions can help shape what's next.
Проект: Vault — крипто-дружественный full-cycle white label продукт на стыке банковских и криптовалютных решений для B2B2C-клиентов, позволяющий бизнесу экономить время и деньги, исключая необходимость работать с множеством поставщиков и получать отдельные лицензии.
Задачи:
— End-to-end разработка backend-сервисов на Kotlin, включая архитектуру и деплой.
— Самостоятельное написание манифестов для Kubernetes и Helm-чартов, управление инфраструктурой.
— Использование Kotlin Coroutines и моделей асинхронности для создания высокопроизводительных систем.
— Настройка мониторинга, определение ключевых метрик для обеспечения надежности и прозрачности системы.
— Проектирование распределенных систем с использованием Kafka, PostgreSQL и Redis в event-driven и cloud-native подходах.
— Менторство, участие в код-ревью и развитие инженерной культуры ответственности за результат.
Технический стек:
— Языки: Kotlin (основной), рассматриваются Senior Java разработчики, готовые перейти на Kotlin.
— Технологии: Spring Boot, Kafka, PostgreSQL, Redis.
— Инфраструктура: AWS (EKS, Lambda, S3, RDS), Docker, Kubernetes, Helm.
Требования:
— Опыт разработки на JVM 5+ лет, свободное владение Kotlin или экспертный уровень Java с готовностью перейти на Kotlin.
— Понимание, что задача не завершена, пока сервис стабильно работает в продакшене, интерес к профилированию и внутренностям рантайма.
— Практический опыт контейнеризации (Docker) и оркестрации (Kubernetes), желание самостоятельно управлять инфраструктурой.
— Знание моделей конкурентности, CAP-теоремы, ACID, SOLID и паттернов проектирования распределенных систем.
— Опыт оптимизации PostgreSQL (индексы, планы запросов) и понимание стратегий кэширования в Redis.
— Высокая степень ответственности, готовность разбираться в причинах сбоев и настраивать алерты.
Условия:
— Конкурентная оплата с выплатами в криптовалюте.
— Полностью удалённая работа.
— Гибкий график, акцент на качестве выполнения задач, а не на количестве отработанных часов.
Location: Lisbon
Workplace: hybrid
Spin.AI is a global SaaS cybersecurity company that protects mission-critical data across Google Workspace, Microsoft 365, Salesforce, Slack & more. Our product — SpinOne — is a platform that combines SSPM, ransomware protection, DLP, backup & recovery for enterprise customers worldwide.
We're looking for a Backend Developer with strong Java and Spring Boot experience to join our engineering team.
You'll work on a large-scale cybersecurity SaaS platform, building new product capabilities, developing cloud integrations, improving platform reliability, and solving complex engineering challenges that directly impact enterprise customers worldwide.
This role is based in our Lisbon office in a hybrid format. If you are not currently in Portugal, we are open to remote work during the trial period, with relocation to Lisbon afterward.
🛠 Architecture
You'll be working on a distributed backend platform built around a
service-based architecture
with
30+ independently deployable services
.
Our backend ecosystem includes:
Java 19 & Spring Boot
Service-based architecture (30+ services)
Eureka Service Registry
REST APIs with OpenFeign
RabbitMQ for asynchronous communication
PostgreSQL
Shared databases for selected services
🚀 What You'll Build
You'll work on backend services powering SpinOne, including:
Backup & Recovery functionality
Google Workspace, Microsoft 365, Salesforce and Slack integrations
Enterprise access control and permissions
Audit logs and administration features
Data synchronization and processing pipelines
High-volume asynchronous workflows
Cloud storage integrations
Some of the upcoming engineering challenges include:
Building a new
Google Directory Backup
integration
Designing scalable data storage for Google APIs
Developing backup and restore processes
Supporting migrations to new third-party APIs (e.g. Microsoft Graph)
Making integrations resilient to API limitations, retries and partial failures
🤝 Responsibilities & Engineering Culture
After the onboarding period, you'll own features throughout their entire lifecycle.
This includes:
analyzing business requirements and identifying missing scenarios
discussing requirements with Product Owners
participating in technical planning and estimation
designing technical solutions together with the team
implementing features
writing and maintaining tests
participating in code reviews
fixing QA findings
supporting releases
monitoring production after release
investigating production issues and customer-reported defects
Our engineers are expected to take ownership, proactively suggest improvements, and actively participate in technical discussions.
📌 Must-have Requirements
4+ years of commercial backend development experience.
Strong experience with Java and Spring Boot.
Experience with Java 19.
Experience with MyBatis.
Strong knowledge of PostgreSQL.
Confident SQL skills.
Experience analyzing and optimizing query execution plans.
Understanding of indexes and database performance basics.
Experience with RabbitMQ or similar message brokers.
Experience with REST API development and integration.
Ability to work with complex product logic and enterprise-level workflows.
Good communication skills and ownership mindset.
English: Intermediate+.
🌍 Why Spin.AI
Work in a fast-moving, high-impact cybersecurity company recognized by
Gartner, Forrester, and G2
.
Work on a real product with real users and visible business impact
Work on an interesting and large-scale product
Solve complex, non-trivial security and engineering challenges
Opportunity to influence technical and product decisions
Trust from management and autonomy in day-to-day work
Strong, professional team with deep expertise
🎁 What we offer
Annual performance-based salary review
Annual performance-based bonus
Referral bonuses
Educational budget
Sport & hobby compensation
Medical insurance compensation
Company presents (birthdays, anniversaries, weddings, etc.)
Corporate travel parties twice a year
Мы ожидаем:
- опыт автоматизации тестирования от 5 лет;
- уверенное владение Java 17+, опыт написания поддерживаемого и расширяемого кода;
- глубокий практический опыт с Selenium / WebDriver;
- уверенное применение Page Object / Screenplay и понимание архитектуры автотестов;
- опыт работы с TestNG на уровне проектирования тестовой структуры;
- уверенное использование Cucumber (BDD) и поддержка читаемых сценариев;
- практический опыт работы со Swagger / OpenAPI, генерация и кастомизация клиентов;
- системная интеграция UI-тестов с API-слоем (REST, тестовые данные, проверки);
- глубокое понимание web-архитектуры (frontend / backend, HTTP, REST);
- опыт настройки и оптимизации CI/CD для автотестов;
- понимание современных SDLC и практик тестирования.
Чем предстоит заниматься:
- обеспечение качества нашей системы - участие в тестировании, написание тестовых сценариев, автоматизация тестирования;
- активное участие в процессе разработки системы - мы уделяем внимание тестированию на всех этапах разработки;
- участие в разработке и поддержке фреймворка автоматизированного тестирования;
- разработка вспомогательных инструментов, сервисов, утилит и скриптов
Условия:
- Возможность профессионального и карьерного роста в компании, возможность поучаствовать в разных проектах
- Опыт работы в распределенной команде профессионалов
- Уровень заработной платы обсуждается индивидуально
- Корпоративные скидки на изучение иностранного языка, абонемент в фитнес, образовательные курсы
- Формат работы - удаленно на территории РФ
Location: Belgrade, Serbia; Berlin, Germany; Limassol, Cyprus; Madrid, Spain; Munich, Germany; Paphos, Cyprus; Warsaw, Poland
JetBrains
creates professional tools that make developers more productive and help them focus on what matters. Our websites and web services are a core part of the JetBrains ecosystem. They connect us with users worldwide, power product distribution, support learning, and enable feedback loops at scale.
We are currently looking for a
Software Developer
to join our
Web Development team
. The ideal candidate will be someone who can take ownership of services end-to-end, from architecture and implementation to deployment and long-term support.
In this role, you will:
Design and develop internal company-wide web applications and services.
Participate in the creation of solution architecture, from selecting approaches to decomposing services and defining their interactions.
Build and maintain services running in AWS and Kubernetes-based environments.
Develop tools and platforms for localization workflows and integrate them with third-party systems.
Improve the reliability, scalability, and observability of our systems.
Collaborate with other teams to evolve shared infrastructure and internal platforms.
We’ll be happy to have you on our team if you have:
Strong 3- 5 years experience in backend web development using Kotlin or Java.
Experience with Node.js.
A solid understanding of modern backend frameworks (e.g. Ktor and Spring).
Experience designing and building production-grade systems.
An understanding of distributed-system fundamentals (e.g. networking, fault tolerance, and scalability).
Experience working with cloud environments (AWS or similar).
Familiarity with containerization and orchestration.
The ability to write clean, maintainable, and well-structured code.
A willingness to take ownership of systems in production (including by offering support and assisting with continuous improvement).
Good communication skills and a collaborative mindset.
We would be especially thrilled if you have:
Experience with infrastructure as code (e.g. Terraform).
Experience with CI/CD pipelines and deployment automation.
Experience with observability tools (e.g. metrics, logging, and tracing).
Practical experience using AI tools or agents in development workflows.
Why join JetBrains?
Strong base salary. We offer competitive pay that reflects your skills and experience.
Flexible work location. Enjoy the freedom to work from home or from the office.
Remote work. Spend up to 30 days per year working remotely from abroad.
Extra time off. More days to relax, recharge, and do the things you love.
Medical insurance allowance. Enjoy peace of mind for you and your family
Learning and development opportunities. Access to conferences, courses, and language classes.
Relocation support. We help make your move as smooth and stress-free as possible.
Language classes. Pick up the local language or sharpen your English skills.
Fuel your day. Enjoy a hot meal or receive a lunch allowance on workdays.
Mental health support. To help you feel your best, we provide easy access to professional mental health services.
Sports benefit. Enjoy an on-site gym or sports club stipend.
Internal events. Join company-wide celebrations and team gatherings.
*Some benefits may vary depending on location.
#LI-MP1
We are an equal opportunity employer
We know great ideas can come from anyone, anywhere. That’s why we do our best to create an open and inclusive workplace – one that welcomes everyone regardless of their background, identity, religion, age, accessibility needs, or orientation.
We process the data provided in your job application in accordance with the
Recruitment Privacy Policy.
Location: Amman, Jordan
We are looking to recruit an experienced Java Developer who would be responsible for designing and implementing server-side components of the software products as part of a team developing financial services using cutting-edge technologies.
Responsibilities
Design and develop high-volume, low-latency applications for mission-critical systems while portraying high-availability and performance.
Contribute in all phases of the development life-cycle.
Write well-designed, testable and efficient code.
Ensure that designs comply with the specifications.
Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.
Requirements
BS/MS degree in Computer Science, Engineering or any related field.
2 - 5 years of experience in Java development.
Proven hands-on Software Development experience.
Proven working experience in Java development.
Object oriented analysis and design using common design patterns.
Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate).
Knowledge of NoSQL Databases is a plus.
Experience in Spring Framework.
Application development experience with open-source tools like Apache frameworks, Tomcat, and Maven build tools.
Experience in using Git version control system.
Strong understanding of Software Testing, including, unit , integration, E2E, Performance, and TDD.
Задачи:
— Разработка инновационного функционала с нуля (Feature Lead).
— Проектирование элементов системы вместе с бизнес-аналитиками (System Design).
— Покрытие кода тестами (Unit, Integration) и проведение Code Review (Quality).
— Сопровождение системы и оперативное исправление дефектов (Reliability).
Требования:
— 5+ лет коммерческого опыта с Java 17/21 и Spring Boot / Cloud.
— Уверенная работа с PostgreSQL и Kafka.
— Понимание Docker, Kubernetes и инструментов мониторинга (Grafana, Prometheus).
— Глубокое понимание многопоточности и распределенных систем.
— Опыт в FinTech-проектах и уровень английского B2+.
— Преимущество: опыт работы в Crypto-проектах.
Условия:
— Полная удалённая работа из любой точки мира.
— Лояльное начало дня и гибкий 8-часовой рабочий день.
— Возможность выбрать привычное оборудование для работы.
— Внутренняя Академия, митапы, конференции и хакатоны для обучения.
— Культура и мероприятия, где ценят каждого сотрудника.
Location: Mississauga, Ontario
Workplace: hybrid
At PointClickCare our mission is simple: to help providers deliver exceptional care. And that starts with our people. As a leading health tech company that’s founder-led and privately held, we empower our employees to push boundaries, innovate, and shape the future of healthcare.
With the largest long-term and post-acute care dataset and a Marketplace of 400+ integrated partners, our platform serves over 30,000 provider organizations, making a real difference in millions of lives. We also reinvest a significant percentage of our revenue back into research and development, ensuring our employees have the resources to innovate and make a lasting impact. Recognized by Forbes as a top private cloud company and honored as one of Canada’s Most Admired Corporate Cultures, we offer flexibility, growth opportunities, and meaningful work.
At PointClickCare, we empower our people to be the architects of a smarter healthcare future; one that is human-first and accelerated by AI to create meaningful and lasting change. Employees harness AI as a catalyst for creativity, productivity, and thoughtful decision-making. By integrating AI tools into our daily workflows, collaboration is enhanced, outcomes are improved, and every team member has the proficiency to maximize their impact. It all starts with our hiring practices where we uncover AI expertise that complements our mission, and we continue to invest in training and development to nurture innovation throughout the employee journey.
Join us in redefining healthcare — so it doesn’t just survive, it thrives. To learn more about PointClickCare, check out Life at PointClickCare and connect with us on Glassdoor and LinkedIn.
**Travel to Office expectations**
For Remote Roles: If this role is remote, there will be in-office events that will require travel to and from the Mississauga and/or Salt Lake City office. These will include, but not limited to, onboarding, team events, semi-annual and annual team meetings.
For Hybrid Roles: If this role is Hybrid, there will be an expectation to reside within commutable distance to the office/location specified in the job listing. This will include, but not limited to, weekly/bi-weekly/monthly events in the office with your specific team. This is a requirement for this role.
Job title: Senior Software Engineer
About the role:
You will join a high-impact team transforming healthcare through technology. Our platform
connects fragmented clinical systems to enable real-time care coordination across
thousands of healthcare facilities, serving millions of users. You will design and build
scalable platform services, leveraging modern AI-augmented engineering practices to
accelerate delivery, improve reliability, and enhance clinical and operational outcomes
What your day-to-day will look like:
• Build robust platform services supporting clinical operations
• Partner with product and clinical teams to understand and solve real workflow
challenges
• Drive architectural decisions for business platform services
• Own the reliability and performance of critical healthcare solutions
• Mentor team members on modern engineering practices
What qualifications we’re looking for:
Required Technical Experience
•Strong track record building and shipping production software in modern languages
(Java, Python, or similar)
• Deep understanding of cloud-native architecture and distributed systems design
patterns
• Expertise in design, optimization, and scaling for relational (SQL) database
systems, bonus points for NoSQL database systems
• Experience designing and implementing RESTful APIs and microservices
• Proficiency with test-driven development, automated testing, and maintaining high
code quality
• Hands-on experience with modern frontend frameworks, primarily React or Vue.js.
• Working knowledge of CI/CD pipelines and infrastructure-as-code practices
• Experience with production observability, monitoring, and performance
optimization tools
Modern Engineering Practices
• Comfortable using AI-augmented development tools (e.g., GitHub Copilot, Claude
Code) as part of your workflow
• Experience applying AI tools throughout the development lifecycle from
requirements analysis, documentation to incident response
• Strong code review skills demonstrated through giving and receiving constructive
feedback
• Experience with Git workflows and collaborative development practices
• Ability to balance feature delivery with system reliability and technical excellence
• Comfortable with on-call responsibilities and incident response
What Would Make You Stand Out
• Experience building and scaling SaaS platforms
• Track record of mentoring engineers or leading technical initiatives
• Background with Spring Boot and Java ecosystem
• Experience with Azure cloud services and Kubernetes (AKS)
• Experience in healthcare technology or regulated industries
• Understanding of HIPAA compliance and handling sensitive data
Our Stack
• Front-End: React/Vue JS, Micro-Frontends, Material-UI
• Backend: Java, Spring Boot
• Data: PostgreSQL, MSSQL, Redis
• CI/CD: GitHub Actions, Jenkins
• Infrastructure: Azure, AKS, Terraform
• AI Tooling: Claude Code, Copilot
#LI-AJ1
#LI-Hybrid
PointClickCare Benefits & Perks:
Benefits starting from Day 1!
Retirement Plan Matching
Flexible Paid Time Off
Wellness Support Programs and Resources
Parental & Caregiver Leaves
Fertility & Adoption Support
Continuous Development Support Program
Employee Assistance Program
Allyship and Inclusion Communities
Employee Recognition … and more!
It is the policy of PointClickCare to ensure equal employment opportunity without discrimination or harassment on the basis of race, religion, national origin, status, age, sex, sexual orientation, gender identity or expression, marital or domestic/civil partnership status, disability, veteran status, genetic information, or any other basis protected by law. PointClickCare welcomes and encourages applications from people with disabilities. Accommodations are available upon request for candidates taking part in all aspects of the selection process. Please contact recruitment@pointclickcare.com should you require any accommodations. As part of our commitment to a streamlined and equitable hiring experience, PointClickCare uses AI tools to assist with candidate screening and assessment.
When you apply for a position, your information is processed and stored with Lever, in accordance with Lever’s Privacy Policy. We use this information to evaluate your candidacy for the posted position. We also store this information, and may use it in relation to future positions to which you apply, or which we believe may be relevant to you given your background. When we have no ongoing legitimate business need to process your information, we will either delete or anonymize it. If you have any questions about how PointClickCare uses or processes your information, or if you would like to ask to access, correct, or delete your information, please contact PointClickCare’s human resources team: recruitment@pointclickcare.com
PointClickCare is committed to Information Security. By applying to this position, if hired, you commit to following our information security policies and procedures and making every effort to secure confidential and/or sensitive information.
At PointClickCare, base salary is one of the many components that make up our total rewards package. The CAD base salary range for this position is $142,000-158,000 (not overtime eligible) + bonus + benefits. Compensation is assessed individually and aligned to experience, skills, and market context. The posted range reflects typical expectations for this role.
Задачи:
— Реализация интеграционного взаимодействия между СЭД Тезис и несколькими внешними системами посредством брокера сообщений.
— Взаимодействие с внешними командами разработки (Backend/Frontend) для успешной отладки кода.
Требования:
— Опыт работы в кредитной организации или на проекте кредитной организации (предпочтение кандидатам, которые напрямую работали в банке и касались внутренних процессов).
— Релевантный опыт работы от 3 лет на аналогичной позиции.
— Опыт работы от 2-х лет на Java.
— Знание Spring Framework (Spring Core).
— Опыт проектирования реляционных хранилищ данных.
— Отличное владение SQL, умение строить сложные запросы.
— Опыт работы с PostgresSQL или одной из реляционных баз данных.
— Опыт работы с Cuba Platform.
— Знание Apache Kafka.
— Опыт работы с Объективными хранилищами (S3).
— Понимание Событийно-ориентированной архитектуры.
— Опыт работы с СЭД Тезис.
— Умение налаживать коммуникации между большим количеством смежных команд.
— Для кандидатов мужского пола наличие военного билета.
— Гражданство РФ.
Условия:
— Проектная работа на 6 месяцев с возможностью пролонгации.
— Оформление по ИП РФ (не ГПХ, не СЗ) + 0.1 по ТК (для доступа в банк).
— Удаленный формат работы из любой точки РФ.
— Работа в банке, команда занимается внедрением системы электронного документооборота ЭДО ТЕЗИС, кастомизация коробочного функционала в соответствии с потребностями банка.
— Интеграция с другими системами для автоматизации документооборота.
— Цель проекта - реализовать интеграцию между системами ТЕЗИС и ДИАДОК, ТЕЗИС и корпоративным порталом.
— Этапы отбора: 1. Техническое интервью, 2. Интервью с командой.
О ПРОЕКТЕ
Мы строим мост между традиционными финансами и криптоэкономикой. В портфеле продуктов: криптокарты, non-custodial кошельки и сложные системы процессинга. Мы ищем инженера с архитектурным мышлением, готового не просто писать код, а проектировать надежные финансовые системы.
ВАШИ КЛЮЧЕВЫЕ ЗАДАЧИ
— Architecture: Проектирование и развитие архитектуры масштабируемых микросервисов для финансовых операций.
— Infrastructure: Создание и поддержка безопасной инфраструктуры для хранения и перевода цифровых активов.
— Performance: Оптимизация производительности систем, работающих с реальными транзакциями в режиме high-load.
— Tech Leadership: Влияние на инженерные стандарты команды и принятие ключевых технических решений.
ЧТО МЫ ЖДЕМ ОТ ВАС
— Опыт: Уровень Senior с глубоким пониманием Java-стека.
— Домен: Обязателен практический опыт в Fintech или Crypto проектах.
— Mindset: Умение мыслить на уровне системного дизайна и учитывать требования безопасности при разработке.
— Soft Skills: Техническое лидерство, инициативность и готовность брать ответственность за выбранные решения.
ПОЧЕМУ СТОИТ ПРИСОЕДИНИТЬСЯ
— Работа над продуктами на стыке двух самых динамичных финансовых рынков.
— Прямое влияние на стандарты разработки и выбор технологий.
— Минимум бюрократии и фокус на инженерном превосходстве.
Задачи:
— Разрабатывать и поддерживать backend-сервисы
— Участвовать в проектировании микросервисной архитектуры
— Писать unit-тесты
— Работать с интеграциями (gRPC, Kafka)
— Участвовать в код-ревью и технических обсуждениях
Требования:
— Опыт работы Java-разработчиком от 6 лет
— Опыт работы в крупных компаниях (например, ВТБ, Авито, Ozon и др.)
— Обязательный опыт участия в банковских проектах
— Знание Kotlin
— Знание Spring Framework
— Знание Spring Boot
— Знание JUnit
— Знание Hibernate
— Знание Maven
— Знание PostgreSQL
— Знание Redis
— Знание gRPC
— Знание Kafka
— Знание Docker
— Знание GitLab CI/CD или Jenkins
Условия:
— Удаленная работа
— Высоконагруженная среда, микросервисная архитектура
— Строгие требования к качеству кода и архитектурным решениям
— Оформление: ТК, ИП, СЗ
Компания Selecty — аккредитованная IT-компания, занимающаяся разработкой и интеграцией инвестиционных сервисов.
Задачи:
— Проведение функционального, интеграционного и регрессионного тестирования
— Автоматизация тестирования (30%)
— Тестирование backend/frontend (50/50)
— Разработка фреймворков
Требования к кандидату:
— Опыт автоматизации тестирования на Java от 1 года (общий опыт тестирования от 2 лет)
— Опыт тестирования мобильных платформ (iOS/Android) от 1 года
— Опыт тестирования API и Backend
— Работа с БД SQL, с брокерами сообщений
Условия работы:
— Оформление по ТК РФ
— Ежегодный оплачиваемый отпуск, больничные дни
— ДМС с первой недели работы
— Скидки и бонусы: кино, фитнес, изучение английского языка
— Компенсация обучения, курсов
Задачи:
— Проектировать, выполнять и управлять этапами разработки Java-приложений
— Участвовать в архитектурном развитии программных продуктов
— Анализировать, исследовать и предлагать идеи по новым программным решениям
— Поддерживать чистый и сложный код, над которым могут работать другие
— Отлаживать и тестировать программное обеспечение
— Выявлять ошибки, узкие места и другие проблемы в коде и предлагать способы их решения и / или улучшения
— Писать эффективный, проверяемый и надежный код
— Быть в курсе альтернативных технологий и инноваций
Требования:
— Высокий уровень владения Java (17+) и обширные знания его экосистем
— Глубокие знания объектно-ориентированного программирования
— Твердое понимание разнообразия дизайна и архитектурных паттернов
— Возможность писать библиотеки Java, которые можно использовать повторно
— Твердое понимание принципов микросервисной архитектуры
— Умение писать чистый, эффективный и легкий для чтения код Java
— Обширное понимание основных принципов проектирования масштабируемого приложения
— Владение технологиями/инструментами: Spring (mvc, security, core, boot, data) или/и Quarkus, JPA/Hibernate, PostgreSQL, Kafka, Docker, docker-compose, Kubernetes
— Умение работать в системах BitBucket, Jenkins, Nexus, Jira, Confluence
Дополнительные пожелания:
— Более трёх лет опыта работы на аналогичной должности
— Стремление идти в ногу с отраслью по мере ее развития и развития
— Опыт разработки высоконагруженных, горизонтально-масштабируемых приложений
— Опыт работы с MongoDB
— Опыт работы с BPM-системами
Условия:
— Полностью удаленная работа в аккредитованной IT-компании (гражданство РФ или РБ)
— Гибкий график работы для баланса между работой и личной жизнью
— Современная методология работы: Agile/Scrum
— Благоприятные условия для профессионального и личностного роста, возможность работы над инновационными проектами и развитие управленческих навыков
— Корпоративная культура: открытость, сотрудничество, поддержка, дружный коллектив
— Корпоративные скидки на обучение, отдых и медицину (Skillbox, ЛитРес, Инвитро и т.д)
Location: Singapore, Singapore
Who We Are
At OKX, we believe that the future will be reshaped by Crypto, ultimately contributing to every individual's freedom. OKX began as a crypto exchange giving millions of people
At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles:
We Before Me
,
Do the Right Thing
, and
Get Things Done
. These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more.
Responsibilities
Payment System Development:
Design, develop, and optimize OKX Pay's payment backend systems; build highly available, high-concurrency, scalable payment infrastructure.
Scan-to-Pay Capabilities:
Contribute to core QR/scan-to-pay functionality across the critical path — payment code generation, scan recognition, order creation, payment confirmation, state transitions, timeout handling, risk-control validation, and exception compensation.
Transaction Processing & Fund Flows:
Design and implement secure, stable transaction processing systems covering orders, payments, clearing and settlement, reconciliation, refunds, and callback notifications.
Crypto & Stablecoin Payments:
Build crypto and stablecoin payment capabilities — on-chain transfers, transaction confirmation, address management, asset crediting, and payment-status synchronization — and integrate them with traditional payment experiences.
System Stability & Problem Solving:
Safeguard the stability of core payment flows; diagnose and resolve complex production issues including performance bottlenecks, data-consistency problems, fund-security risks, and abnormal transaction scenarios.
Technical Optimization & Engineering Quality:
Continuously improve system architecture, code quality, monitoring and alerting, exception compensation, and observability to raise the security, reliability, and maintainability of the payment system.
Requirements
Java Backend Experience:
Solid Java development skills, fluent in Spring Boot and mainstream Java backend frameworks, with experience building high-concurrency, high-availability systems.
Payments Domain Experience:
Hands-on experience with payment systems and their core flows — payment orders, payment state machines, callback notifications, reconciliation, refunds, clearing/settlement, and exception compensation.
Scan-to-Pay Experience:
Background in scan-to-pay, acquiring, aggregated payments, merchant payments, wallet payments, or similar products, with familiarity across the full business and technical chain.
System Design:
Strong architecture design ability, capable of designing reliable transaction paths, state-transition mechanisms, and idempotency, retry, and compensation mechanisms.
Data Consistency & Fund-Security Awareness:
Understanding of the importance of data consistency, transaction handling, idempotency, deduplication, concurrency protection, risk-control validation, and fund security in payment systems.
Crypto / Stablecoin Payment Understanding:
Familiarity with the fundamentals of crypto and stablecoin payments and on-chain asset movement, including on-chain transfers, transaction confirmation, address systems, Gas, and crediting confirmation.
Problem-Solving:
Able to independently troubleshoot complex production issues, with strong log analysis, tracing, performance-optimization, and recovery skills.
Ownership & Execution:
Strong ownership; able to drive problems to resolution and ship projects in a fast-changing environment.
Nice-to-Haves
Stablecoin Payment Experience:
Project experience with USDT, USDC, or other stablecoin payments, collection, settlement, crediting, or on-chain confirmation.
Scan-to-Pay / Acquiring Experience:
QR payments, merchant acquiring, aggregated payments, payment gateways, cross-border payments, or offline payment scenarios.
Account & Ledger Systems:
Experience with payment accounts, fund accounts, merchant accounts, ledger systems, clearing/settlement systems, or reconciliation systems.
Blockchain Fundamentals:
Familiarity with the transaction mechanisms, address models, and asset-transfer flows of EVM, Tron, Solana, or other mainstream chains.
Risk & Compliance Awareness:
Understanding of payment risk control, anti-fraud, limits, allow/deny lists, KYC/KYT, and AML mechanisms.
High-Concurrency Transaction Systems:
Experience building high-concurrency order systems, trading systems, payment gateways, acquiring systems, or finance-grade core systems.
Who You Are
A solid Java backend engineer with deep understanding of payment systems, especially scan-to-pay, acquiring, merchant payments, or wallet payments.
You care not only about shipping features but also about fund security, system stability, exception compensation, reconciliation consistency, and the user's payment experience.
You don't need to be a senior blockchain expert, but you have a basic grasp of crypto and stablecoin payments and are eager to explore new payment models that combine traditional payment experiences with on-chain assets.
Perks & Benefits
Competitive total compensation
Comprehensive insurance coverage for employees and their dependants
More that we love to tell you along the process!
Notice:
All official
OKX
vacancies are published on this website.
While roles may appear on selected third-party platforms from time to time, information on other sites may be inaccurate or outdated.
If in doubt, please apply directly through our official careers website.
Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to
OKX
's
Candidate Privacy Notice
.
Location: Hong Kong
Who We Are:
Galaxy Digital Inc. (Nasdaq: GLXY) is a global leader in digital assets and data center infrastructure, growing the economy that runs on code. Galaxy delivers the onchain infrastructure that connects institutions to digital assets, including trading, advisory, asset management, staking, self-custody, and tokenization. Galaxy also develops and operates data center infrastructure to power AI and HPC workloads. Anchored by its Helios campus in Texas, Galaxy is building a multi-gigawatt pipeline of more than 5.7 GW of potential capacity, positioning it among the largest and fastest-growing data center developers in North America.
The Company is headquartered in New York City, with offices across North America, Europe, the Middle East, and Asia.
Additional information about Galaxy's businesses and products is available on
www.galaxy.com
.
What We Value:
We are a diverse team of free thinkers, and fast movers united to help investors and creators energize the global economy. We are looking for individuals who thrive in a culture of builders and overachievers and embrace high performance, transparent feedback, and a mission-first approach. Our culture shapes our way of working and gets us where we want to be.
Seek Excellence.
Be Selective To Be Effective.
Be Highly Aligned, Loosely Coupled.
Disagree Transparently.
Encourage Independent Decision-Making.
Build Dream Teams.
Who You Are:
We are looking for talented software engineers to join our Lending technology team to build the next generation of crypto Lending systems.
You can work independently, have strong analytical and problem-solving skills, and a desire to own issues and see them through to resolution.
What You'll Do:
You will work on core lending infrastructure, including collateral management, interest calculations, liquidations, and integrations with blockchain networks and traditional financial systems.
Responsibilities will include:
Design, develop, and maintain backend services for crypto lending and borrowing products
Implement core lending logic including:
Loan origination and lifecycle management
Collateral valuation and margining
Interest rate models and accrual
Liquidation and risk management mechanisms
Build reliable, scalable APIs for internal and external consumers
Integrate with blockchain networks, smart contracts, custodians, oracles, and pricing feeds
Collaborate with product, risk, and compliance teams to translate business requirements into robust systems
Write clean, well-tested, and well-documented code
Participate in code reviews and architectural discussions
Monitor and improve system performance, security, and reliability in production
What We’re Looking For:
10+ years of relevant development experience
Excellent core Java skills
Knowledge of Spring and Kafka
Experience developing microservices
Code optimization and profiling capabilities
Bonus Points:
Experience leading a team
Development experience with OMS and Risk Systems
Knowledge of traditional financial products
Options
Forwards
Futures
Docker / Kubernetes / AWS
Knowledge of crypto
Knowledge of crypto products
Perpetual Forwards (perps)
On-Chain Borrows / Lends
What We Offer:
Competitive base salary and discretionary bonus
Flexible Time Off (i.e. unlimited paid vacation days)
Company paid sick leave
Company-paid health and protective benefits for employees, partners, and other dependents
Generous paid Parental Leave
Free virtual coaching and counseling sessions through Headspace
Opportunities to learn about the Crypto industry
Free daily snacks in-office
Smart, entrepreneurial, and fun colleagues
Employee Resource Groups
Apply now and join us on our mission to engineer a new economic paradigm.
Galaxy respects diversity and seeks to provide equal employment opportunities to all employees and job applicants for employment without regard to actual or perceived age, race, color, creed, religion, sex or gender (including pregnancy, childbirth, lactation and related medical conditions), gender identity or gender expression (including transgender status), sexual orientation, marital or partnership or caregiver status, ancestry, national origin, citizenship status, disability, military or veteran status, protected medical condition as defined by applicable state or local law, genetic information or predisposing genetic characteristic, or other characteristic protected by applicable federal, state, or local laws and ordinances.
We will endeavor to make a reasonable accommodation to the known limitations of a qualified applicant with a disability unless the accommodation would impose an undue hardship on the operation of our business. If you believe you require such assistance to complete the application process or to participate in an interview, please contact
careers@galaxy.com.
Задачи:
— Проектирование и разработка высоконагруженных микросервисов на Java 17+.
— Формирование стратегии развития архитектуры платформы и её компонентов.
— Аудит существующих решений и внедрение инновационных архитектурных улучшений.
— Анализ, интеграция внешних сервисов и предложения по их развитию.
Требования:
— Опытный Java-разработчик/архитектор от 6 лет коммерческого опыта.
— Глубокое владение Java 17+, Spring Framework, PostgreSQL (или Oracle).
— Уверенная работа с Docker и Kubernetes.
— Опыт проектирования клиент-серверных взаимодействий и систем с высокой нагрузкой.
— Способность проектировать, документировать и улучшать сложную архитектуру, работать с большими кодовыми базами.
— Будет плюсом: Опыт работы с BPM и BI-решениями.
Условия:
— Участие в уникальных проектах национального масштаба.
— Гибкий гибридный формат работы после испытательного срока.
— Предоставляется релокационный пакет.
— Возможности для профессионального развития и реализации смелых архитектурных идей.
— Современный стек технологий и собственные разработки.
— Широкий социальный пакет: ДМС, расширенный отпуск, льготный отдых в собственных санаториях, подарки детям, активная спортивная жизнь и многое другое.
Компания Market Vision (аутстафф) ищет Middle/Middle+ Java разработчика с опытом от 3-х лет для работы над высоконагруженными системами.
Задачи:
— Разработка серверной логики и API приложений
— Интеграция с внутренними и внешними API
— Ведение технической документации
— Аудит кода и тестирование
Требования:
— Опыт бэкэнд разработки от 3-х лет
— Язык программирования: Java
— Базы данных: PostgreSQL
— Контейнеризация: Docker
— Система контроля версий: Git (gitlab)
— Опыт работы в окружении LINUX
— Опыт разработки высоконагруженных ИТ-систем
— Опыт работы с инвестиционными продуктами будет существенным преимуществом
Условия:
— Удаленная работа, фултайм
— Откликаться только при полном соответствии позиции.
УдалённоmiddleГеография найма не уточнена
ГибридIf you are not currently in Portugal, we are open to remote work during the trial period, with relocation to Lisbon afterward
Не хотите искать каждый день?
Настройте подбор один раз, и подходящие вакансии будут сами приходить в Telegram.
Настройте подбор, и подходящие вакансии будут приходить в Telegram.
