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October 2, 2026
Senior Backend Engineer (Python/AWS)
Senior • Remote
25,582 - 48,452 PLN/yr
Warsaw, Poland
Quick Facts
Role: Senior Backend Engineer (Python/AWS)
Description
Design and build external-facing API endpoints that support core customer workflows in an AI-enabled insurance platform. You’ll own API and integration work end-to-end—implement endpoints, integrate third-party services, improve database/query performance, and translate product requirements into dependable business logic. Collaborate with full-stack, data, ML, and DevOps engineers to deliver scalable backend services as the product expands.
Responsibilities
Design and build external-facing API endpoints for customer workflows
Integrate the platform with third-party services
Translate product requirements into reliable business logic
Improve database and query performance across the platform
Diagnose and resolve customer issues as they arise
Contribute to making the platform faster, more stable, and easier to use
Build scalable backend solutions that support company growth
Collaborate with full-stack, data, ML, and DevOps engineers across a global team
Take ownership of features from concept through production
Participate in code reviews and technical discussions
Requirements
5+ years of professional software engineering experience
Experience building external-facing APIs or integrating third-party systems
Strong programming skills in Python (or another object-oriented language with willingness to work in Python)
Experience with serverless/cloud environments such as AWS Lambda and EC2
Experience designing asynchronous workflows
Experience working with relational databases, ideally PostgreSQL
Strong fundamentals in system design, debugging, and problem-solving
Proven ability to take full ownership and drive projects to completion with minimal oversight
Proactive communication—surface blockers and keep stakeholders informed
Comfort with experimentation: test ideas, measure results, and iterate quickly
Excellent English communication skills
Nice to Have
Experience with LLMs or generative AI
Experience with distributed systems
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