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Lead Python Developer

Summary

Lead Python Developer builds and maintains Python apps on Azure, using RAG architecture and event-based patterns to create scalable AI solutions in a Krakow office.

About the role

We are seeking a talented and motivated Lead Python Developer to join our dynamic team. The successful candidate will have hands‑on experience in Python development and be familiar with the Azure environment and related technologies. A solid understanding of event‑based design patterns and RAG architecture is essential. Working from the office in Krakow 3 days per week is required.

Responsibilities

  • Develop and maintain Python applications that meet business requirements and technical specifications.
  • Collaborate with cross‑functional teams to design, develop and implement software solutions.
  • Utilize Azure services and technologies to build scalable and efficient applications.
  • Implement event‑based design patterns to enhance application functionality and performance.
  • Apply RAG architecture principles within application solutions.
  • Troubleshoot, debug and optimize code to ensure high performance and reliability.
  • Stay updated with the latest industry trends, technologies and best practices in Python development and cloud computing.

Requirements

  • 5+ years of hands‑on experience with Python development.
  • 1+ years of relevant leadership experience.
  • Proficiency in Microsoft Azure, Python and vector databases.
  • Expertise in Retrieval‑Augmented Generation (RAG) architecture principles.
  • Understanding of event‑based design patterns.
  • Excellent problem‑solving skills and attention to detail.
  • Strong communication and collaboration abilities.
  • English proficiency at B2 level or higher.

Nice to have

  • Background in the financial services industry.
  • Certification in Azure or related cloud technologies.
  • Familiarity with computer vision, intelligent document processing and natural language processing.
  • Understanding of Agile methodologies and DevOps practices.

See also