Description:

Core member of a small, high-ownership engineering team building distributed microservices backend on AWS.
Full ownership of services from design to production, making architectural decisions and proactively identifying issues.

Requirements:

Work permit for Poland.
5+ years of professional backend development in Java and/or Kotlin.
Solid understanding of distributed systems design, microservice patterns, and event-driven architecture.
Hands-on production experience with AWS (ECS, Lambda, S3, RDS or DynamoDB).
Experience with relational databases (PostgreSQL) and NoSQL (DynamoDB or similar).
Strong command of Docker and containerized deployments.
Experience with CI/CD pipelines (GitHub Actions).
Clean code practices and ability to self-direct.
Strong plus: Kotlin experience, message brokers (RabbitMQ, SQS/SNS), observability tooling, logistics or supply chain background, third-party API integration.

Skills