Senior Python Developer - Freelance
Offer summary

(Summary generated by AI based on the full job description)

The project involves developing and maintaining Python backend within a microservices architecture using FastAPI, Microsoft Azure (Azure Functions, Azure Service Bus), Docker, SQL and NoSQL. Key responsibilities include performance optimization, testing (Pytest), working with CI/CD processes, and API security (OAuth2, JWT). Polish language at C2 and English at B2+/C1 are required. Work is fully remote with flexible hours, focusing on long-term collaboration on FinTech, B2B, and E-commerce products.

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Senior Python Developer - Freelance

Company: NETGURU S.A.

from: 26 June 2026
to: 26 July 2026
139 - 139net (+ VAT)/ hr.B2B contract (full-time)
Offer parameters
level:senior
working mode:remote
location:Warszawa, Masovian
Warszawa, Masovian

Requirements

Expected technologies

FastAPI
Azure
Docker
SQL
NoSQL
Pytest

Our requirements

  • Experience developing APIs using FastAPI.
  • Hands-on experience with Azure (particularly Azure Functions and Azure Service Bus), Docker, SQL and NoSQL databases, and message queueing systems.
  • Knowledge of microservices architecture and event-driven systems.
  • Understanding of CI/CD processes and practical experience implementing them.
  • Strong software testing skills (unit and integration testing) and experience with Pytest.
  • Knowledge of API security principles, including OAuth2 and JWT.
  • Ability to work in a production environment and troubleshoot/analyze system issues.
  • Polish language at C2 (native) level and English language at B2+/C1 level.

Your responsibilities

  • Develop and maintain backend services in Python within a microservices architecture.
  • Work with the Microsoft Azure cloud platform.
  • Optimize the performance and reliability of backend systems.
  • Participate in code reviews and collaborate with the development team.

About the project

As a , you can choose what works well for you. You decide when, where, and how you work on projects and tasks.
We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills.
But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team.
So, are you ready to make an impact? Join Netguru, and let's build beautiful software together.

This is how we organize our work

This is how we work

at the client's siteagile
Company

What we offer

  • 100% remote, flexible work.
  • Work with an experienced team of developers and continuous development of your hard and soft skills.
  • Dev-friendly processes such as Continuous Integration, Continuous Delivery, Code Review and bug bashes.
  • Long-term collaboration on challenging products (FinTech, B2B software, E-commerce and more).

NETGURU S.A.

Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted.
Senior Python Developer - Freelance
139–139 zł / hr. (B2B)
I apply to:
NETGURU S.A.
Warszawa, Masovian
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