Python Backend Engineer – Platform & Reliability

Remote Praca zdalna
Experience Regular / Senior
Developer
Apply!
Python Backend Engineer – Platform & Reliability
Tryb pracy
Praca zdalna
Poziom doświadczenia
Regular / Senior
Kategoria
Developer
Apply!
Responsibilities

You will join the team responsible for developing the backend of a diagnostic platform that is currently undergoing a transformation from a local monolith into a modern, modular, cloud-ready architecture. Your goal will be to build a stable, predictable backend that can be safely developed and maintained in production.

  • Cleaning up and refactoring the existing backend into clear modules, services, and APIs.
  • Preparing applications for production environments (Gunicorn, Docker, long-running processes).
  • Improving system performance and reliability for daily operational use.
  • Building unit and integration tests that provide real protection against regression.
  • Working with the product team to design a backend that supports diagnostic processes and user experience (UX).
  • Designing and optimizing database schemas and queries.
Qualifications
  • At least 3 years of experience in backend development using Python.
  • Practical experience with Flask or Django.
  • Proven experience in designing REST APIs and modular applications.
  • Knowledge of Docker and CI/CD fundamentals.
  • Experience working with databases such as PostgreSQL, MySQL, or NoSQL.
  • The ability to read existing code and improve it incrementally.

Nice to Have:

  • Experience working with or refactoring legacy systems.
  • Familiarity with monitoring, logging, or metrics.
  • Knowledge of cloud environments.
We offer
  • B2B contract
  • Long-term cooperation
  • 100% remote work
  • Flexible working hours
  • Wide range of projects (internal and international)
  • Annual performance reviews to help define your individual development path
  • Internal promotion opportunities
Benefits
  • spotkania_integracyjne

    Integration events

  • opieka_medyczna

    Private medical care (Luxmed or PZU)

  • ubezpieczenie

    Life insurance (Unum or PZU)

  • karta sportowa

    Sports card Multisport

  • bonus za polecenie

    Employee referral programs

  • wsparcie psychologiczne

    Psychological support

  • biura

    Offices in Warsaw and Łódź

  • lekcje_języka_angielskiego

    English language classes

  • dofinansowanie_certyfikatów

    Budget for technical certificates

  • zniżki_na_usługi_orange

    Discount on Orange products

  • biura

    Co-financing of boat trips

Karolina Kolasa

Junior Recruitment Specialist

Who’s behind this role?
Have any questions?
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