Senior Go Developer

Привет коллеги, ищу Senior Go Developer (3 months project):

•Tech Level: Senior
• Language Proficiency: B2
• Employment type: Full time
• Candidate Location: POLAND ONLY
• Working Time Zone: CET
• Start: ASAP
• Planned Work Duration: 3 months

👥 Customer Description:
The customer is a global mobility and urban services platform offering ride-hailing, intercity travel, delivery, and task-assistance services.
🧩 Project Description:
The product delivery team is responsible for the end-to-end passenger experience in a ride-hailing application.

💡 Hard Skills / Must Have:
• 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.