Senior Backend Engineer, Poland

Overview

Senior Backend Engineer (Remote, Poland) designing, implementing, and evolving backend product capabilities and influencing technical direction.

What you'll do

• Design and ship moderate to complex backend features with minimal guidance.
• Define backend standards for style, maintainability, testing, APIs, and operational readiness.
• Advocate for product quality, security, availability, and performance.
• Diagnose and prevent performance and reliability issues at scale, including incident response.
• Mentor associate and intermediate engineers and remove technical blockers via reviews.
• Use AI in production engineering work to improve outcomes and coach others on responsible use.

What you'll need

• Strong command of backend architecture, APIs, data systems, and performance tuning.
• Proficiency in modern backend languages and understanding of systems programming.
• Experience designing or evolving modular backend boundaries and migration-safe architectures.
• Ability to lead through influence and clear written communication.
• Proven experience building or operating agentic systems in production.
• Experience with high-throughput distributed systems, concurrency, or profiling.

Details

• Work location: Remote (Poland).