Senior Golang Developer

Domain: Banking & Finance
Experience: 5+ years
Start – End: February 16, 2026 – April 30, 2026(If the collaboration is successful, there is a strong possibility to extend the contract through the end of 2026)
Format: Full-time, remote
Location: Poland (with occasional business trips to Berlin, fully covered)

About the Project

We are looking for Senior Golang Developers to join the development of an MVP for a client in the banking and finance domain.
The initial engagement is planned from February to April. If the collaboration is successful, there is a strong possibility to extend the contract through the end of 2026.

The role is remote from Poland, with occasional on-site visits to the client in Berlin. All travel expenses are covered.

Responsibilities

• Design, develop, and maintain backend services using Golang
• Own key system components from idea to production
• Collaborate closely with product managers, architects, and engineering teams
• Participate in architectural decisions and technical discussions
• Ensure performance, reliability, and scalability of backend solutions
• Write clean, well-tested, and maintainable code
• Review code and mentor less experienced developers
• Debug, troubleshoot, and optimize existing systems

Requirements

• 5+ years of professional software development experience
• Strong hands-on experience with Golang in commercial projects
• Solid understanding of REST APIs and backend architectures
• Experience with microservices and distributed systems
• Experience working with SQL and/or NoSQL databases
• Familiarity with Docker and containerized environments
• Experience with cloud platforms (AWS, GCP, or Azure)
• Understanding of CI/CD pipelines
• Strong problem-solving skills and attention to detail
• Good communication skills and experience working in international teams
• Experience working in agile environments (Scrum, Kanban)
• Fluent English

Nice to Have

• Experience with Kubernetes
• Knowledge of event-driven architectures (Kafka, RabbitMQ, etc.)
• Experience building MVPs or working on greenfield projects

Tech Stack

• Golang
• Microservices
• REST APIs
• Cloud platforms