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November 4, 2026

Senior Python Developer

Senior • Remote

Warsaw, Poland

Quick Facts

  • Role: Senior Python Developer
  • Focus: Backend services for an AI-powered regulatory document analysis assistant

Description

Build and maintain robust backend services in an existing application. You’ll write scalable, well-tested Python (FastAPI) code, integrate with PostgreSQL, and implement background jobs with Celery. You’ll also troubleshoot production issues, optimize performance, and support deployments using Docker, CI/CD, and a basic Kubernetes understanding.

Responsibilities

  • Write clean, concise, and scalable Python code with unit testing
  • Implement new requirements in an Agile environment following architectural standards
  • Diagnose complex backend/production issues using monitoring, telemetry, and logging
  • Improve backend reliability through testing, troubleshooting, and performance optimization
  • Work with Dockerized backend services and participate in CI/CD using GitHub Actions
  • Support troubleshooting of deployments using basic Kubernetes, Argo CD, and Helm
  • Use networking and infrastructure knowledge to investigate Azure-based backend issues
  • Contribute to architecture and design discussions

Requirements

  • 5+ years of Python development experience
  • Backend service development with Python and FastAPI
  • Clean, efficient, testable code for scalable systems
  • Relational database integration, primarily PostgreSQL
  • Background processing and task queues with Celery
  • Complex backend troubleshooting (including Azure environments)
  • Collaboration on architecture and code reviews using GitHub
  • Performance optimization and testing (e.g., Pytest)
  • Knowledge of infrastructure and monitoring tools (Docker, Kubernetes, OpenTelemetry, ArgoCD)
  • Proactive learning and adoption of new backend/cloud technologies
  • English B1+

Benefits

Supportive, well-organized, and fair workplace conditions with a benefits package shared during interviews.

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