Senior Python Engineer

Get on board with B3! 🚀

As Polish outsourcing company with Scandinavian roots, we particularly appraise values such as Scandinavian energy, logic and experience, this all comes in a Scandinavian work culture.

Our "CARE" philosophy is not just a word - it is a way of thinking. We take care of your needs, adapt solutions and take appropriate care of everything.

B3 Consulting Poland is not just a workplace, it is a community of enthusiastic people 🙌

If you want to be part of our crew, we invite you on a journey to a galaxy far, far away 🚀

We are currently looking for

Senior Python Developer

who will join the team working on a key project ensuring compliance with EU regulations.

🚀Job Areas:

• Development of backend algorithms for the EU regulations project - Implementation of advanced pay data analysis mechanisms that will help companies across Europe meet new regulatory requirements.

• Performance optimization and functionality migration - Working on improving application performance for clients with large datasets and moving mechanisms from frontend to backend while creating dedicated APIs.

• Creating reports and dashboards based on large datasets - Building the backend layer for advanced reports and visualizations that identify business critital areas and propose solutions to equalize differences.

🚀What you need to join us:

Must have:

• Minimum 5 years of experience with Python (backend algorithms).

• Knowledge of Django and building backend applications.

• Experience working with PostgreSQL and database operations.

• Ability to design and create APIs.

• Experience in writing unit tests and API testing.

• Delivery-focused mindset and business orientation.

• Fluent English (B2/C1).

• You must be eligible to work in Poland (citizenship, visa or solo-preneurship registered).

Nice to have:

• Knowledge of DuckDB (recently introduced to the organization).

• Openness to working with AI tools - automating coding, code review, and documentation (Claude Code, AI code review).

🚀On board with B3 you will receive:

• Health and sports benefits tailored to your needs.

• Free running and swimming training, internal triathlon team, joint competitions (Warsaw).

• Tailor-made development activities to deepen expert knowledge.

• Cyclical initiatives allowing development in IT fields other than the current one.

Apply today 🚀