Python Developer

We are part of an international organization listed on Nasdaq Stockholm, operating in 11 countries with full autonomy in Poland. We deliver a wide range of IT projects across multiple domains and technologies allowing consultants to develop their competencies. Our collaboration is based on the CARE philosophy focusing on responsible project matching, transparent cooperation, and long-term professional growth.

• At least 5 years of commercial experience in Python backend development for data-intensive applications.
• Experience with relational databases and writing optimized, high-performance SQL queries, specifically with PostgreSQL.
• Methodical problem-solving skills and ability to tackle complex data challenges.
• Good communication skills and ability to work effectively in a team environment.
• High-level English proficiency for daily collaboration with remote teams.
• Higher degree in STEM or Computer Science.
• Must live in Poland and/or be eligible to work here.

• Designing, developing, and maintaining application backends responsible for presenting financial data.
• Collaborating on the development of internal Python libraries focused on efficient data processing and analysis.
• Creating and maintaining unit tests and integration tests to ensure data integrity and code quality.
• Identifying performance bottlenecks and proposing improvements to increase data flow efficiency, query speed, and data accuracy.

You need to live in Poland and/or be eligible to work here. Personal data processing is managed by B3 Consulting Poland according to applicable laws during recruitment.