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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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