Senior Full Stack Developer

Sii Ukraine is a subsidiary of Sii Poland — the leader in IT, engineering, and consultancy services with over 7500 IT experts in Poland and more than 250 prestigious customers.

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.

Requirements:
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
Tax residence in Ukraine required

Nice-to-have requirements
Experience in full stack development within production environments
Familiarity with designing and implementing API integrations
Knowledge of cloud-native application development
Experience with developer platforms, identity management, or enterprise integrations is a plus