Senior Backend Engineer

About the role

We are looking for a Senior Backend Engineer to lead the scaling, refactoring and long‑term evolution of our backend platform. The role focuses on building high‑throughput, low‑latency distributed systems that power web, mobile and real‑time applications for our clients across banking, government and other sectors.

Key responsibilities

• Design, develop and scale distributed backend systems capable of handling high‑throughput, low‑latency workloads.
• Lead modernization and refactoring of legacy components while maintaining production stability.
• Optimize PostgreSQL databases, including schema design, query performance, indexing strategies and migrations.
• Develop and maintain low‑latency APIs for web, mobile and real‑time client applications.
• Make architectural decisions around concurrency, fault tolerance, consistency models, retry mechanisms and overall system resilience.
• Enhance platform reliability through observability, monitoring, alerting and incident‑response practices.
• Collaborate with cross‑functional teams to define technical roadmaps and ensure scalable, maintainable solutions.
• Promote engineering best practices, code‑quality standards and operational excellence.

Required profile

• Proven experience designing, building and operating distributed systems in production environments.
• Strong programming expertise in Go and/or Java.
• Advanced PostgreSQL experience, covering schema design, query optimization, indexing, performance tuning and operational management.
• Demonstrated ability to safely refactor and modernize legacy systems.

Required skills

• Go
• Java
• PostgreSQL
• Distributed Systems
• API Development
• Cloud‑native Technologies
• Observability
• Monitoring
• Alerting
• Incident Response