Senior Python Developer

Sii Polska Remote Kraków Poznań Warszawa Toruń Wrocław Rzeszów Bydgoszcz Łódź Białystok Piła Lublin Katowice Gdańsk Szczecin 2026-10-13
  • Minimum 5 years of experience in software development with a strong focus on Python
  • Hands-on experience with FastAPI, PostgreSQL, SQLAlchemy, and Alembic for backend development
  • Proficiency in REST API development and frontend technologies, including JavaScript and React
  • Experience with AWS services, including AWS Lambda and CI/CD pipelines
  • Ability to work with existing codebases and independently drive features
  • Advanced level of English

  • Experience in full-stack development within production environments
  • Familiarity with designing and implementing API integrations
  • Knowledge of cloud-native application development
  • Previous work with developer platforms, identity management, or enterprise integrations
We are looking for a Senior Full Stack Developer to join the MyDevOps platform team. In this role, you will focus on developing and maintaining an internal developer platform that supports access management, license management, automation, integrations, and self-service workflows for engineering tools. You will work in a remote setup, collaborating with a dynamic team to deliver impactful solutions. If you are passionate about full-stack development and eager to contribute to innovative projects, this opportunity may be the right fit for you. ,[Developing and maintaining both backend and frontend components of the MyDevOps platform, Implementing new features and enhancements to improve platform functionality, Building integrations with internal and external systems to streamline workflows, Improving automation and self-service capabilities for engineering tools, Supporting ongoing maintenance and continuous improvement of the platform, Utilizing AI-assisted development tools to enhance the daily development workflow] Requirements: Python, FastAPI, PostgreSQL, SQLAlchemy, Alembic, Pydantic AI, REST, AWS, CI/CD, React.js, JavaScript Additionally: Medical care, Insurance, Sport cards, Language courses, Refferal programs, Welcome packs and other occasional gifts, Passion Sponsorship program, Regular integration events and trips, Contracts with the biggest brands, Diverse portfolio of clients, Flexible forms of employment, Internal training center, Mentoring program, Buddy Program & efficient onboarding process, Technology communities, Jubilee rewards, Profit sharing, Sport & hobby communities, Breakfast, drinks and fresh fruits in the office, Wide portfolio of technologies, Solid financial situation, Comfortable and well-equipped offices, MySii app, Invoice kiosk.