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Lead Python Software Engineer

Remote in Poland
Python.Core& 5 others
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We are seeking a Lead Python Software Engineer to design and develop robust back-end solutions that integrate cutting-edge AI frameworks into production-ready services. In this role, you will collaborate across teams to build scalable APIs, contribute to AI-driven workflows and help deliver reliable, high-performance applications.

Responsibilities
  • Design and develop back-end services and APIs using Python and FastAPI
  • Integrate AI frameworks such as LangChain and LangGraph into back-end systems
  • Build modular, production-ready solutions that are scalable and maintainable
  • Contribute to AI-driven workflows and tools leveraging Generative AI and Prompt Engineering
  • Collaborate with front-end engineers working with React.js and TypeScript
  • Support production-ready deployments on Azure using Terraform
  • Implement and maintain CI/CD pipelines with GitHub Actions
  • Debug and optimize applications for reliability and performance
  • Ensure code quality through best practices and thorough testing
Requirements
  • 5+ years of experience in back-end development with strong expertise in Python and FastAPI
  • Hands-on experience with LangChain and/or LangGraph
  • Deep understanding of how to integrate AI frameworks into back-end services
  • Proficiency in building modular, scalable and maintainable production-ready solutions
  • Strong debugging and optimization skills with a focus on reliability and performance
  • Familiarity with front-end collaboration using React.js and TypeScript
  • Knowledge of infrastructure tools such as Azure and Terraform
  • Competency in CI/CD workflows using GitHub Actions
  • Upper-Intermediate English language proficiency (B2)
Nice to have
  • Practical knowledge of Generative AI and Prompt Engineering
  • Track record of working on AI-driven workflows or tools
  • Background in DevOps integration for production-ready deployments