Senior Go Developer (3 months project)
Что предстоит делать
Ищем Senior Go Developer для 3‑месячного проекта в Польше. Работа в режиме full‑time, старт ASAP, длительность 3 месяца. Требуется опыт работы в продакшене как минимум 5 лет, глубокие знания Go, включая concurrency, context propagation, goroutine lifecycle, graceful shutdown. Необходим опыт построения высоконагруженных распределённых систем, работы с SQL (MySQL/PostgreSQL), кешированием (Redis), gRPC, message brokers, микросервисной архитектурой, observability (metrics, logging, tracing), Docker, Kubernetes, CI/CD, облачными платформами. Требуется умение писать поддерживаемый код, писать unit и integration тесты, пользоваться Git и современными workflow‑ами. Уровень Senior, знание английского B2, работа в часовой зоне CET.
Что мы ждём от кандидата
- 5+ years of commercial backend engineering experience in production environments
- Strong Go expertise, including concurrency, synchronization primitives, context propagation, goroutine lifecycle management, and graceful shutdown patterns
- Experience building and supporting high-load distributed systems
- Recent product development experience involving complex business logic and evolving requirements
- Strong SQL and data modelling skills, including schema design, joins, aggregations, composite indexes, data type selection, query analysis, and scaling strategies such as replication, partitioning, and sharding
- Experience with MySQL or PostgreSQL
- Strong understanding of caching strategies, including Redis, cache-aside, warm-up, and background refresh
- Experience with synchronous and asynchronous inter-service communication, including gRPC and message brokers, delivery guarantees, idempotency, and load-balancing trade-offs
- Deep understanding of microservice architecture patterns and efficient client-server interactions, including their trade-offs and limitations
- Hands‑on experience with observability tools and practices, including metrics, logging, distributed tracing, alerting, and Go profiling with pprof
- Understanding of non‑functional requirements, SLA, SLO, and SLI
- Experience with Docker, Kubernetes, CI/CD pipelines, and cloud platforms
- Ability to write maintainable, testable code with solid unit and integration test coverage
- Proficiency with Git and modern code review workflows
О Deffic
Работодатель свяжется с вами через контакты из профиля.