Python Backend Developer

EuroCert Sp. z o.o. is one of the five qualified trusted service providers in Poland specializing in delivering solutions that digitize business processes. The company operates in a dynamic industry with modern solutions improving work efficiency for companies and public institutions, focusing on paperless digital services.

• Minimum 5 years of experience in Python
• Participation in at least 2 commercial projects
• Good knowledge of FastAPI and REST API design
• Experience with PostgreSQL, SQLAlchemy, and relational databases
• Knowledge of Redis and asynchronous programming
• Experience with OAuth2, OpenID Connect (OIDC), JWT, and HSM
• Familiarity with Docker
• Ability to write automated tests
• Knowledge of Clean Code principles, SOLID, Security by Design, and CI/CD

Nice to have:

• Experience with HSM, KMS, or Vault
• Kubernetes knowledge
• Experience with queuing systems
• Familiarity with Azure DevOps or GitHub Actions
• Experience in monitoring and centralized logging
• Experience with cloud solutions

• Develop backend code in Python and FastAPI
• Design and implement REST APIs compliant with OpenAPI 3.1
• Develop business logic and application modules
• Integrate with PostgreSQL, Redis, and external systems
• Implement authentication and authorization mechanisms
• Develop signing mechanisms and integrations with HSM/KMS
• Implement auditing, logging, and monitoring solutions
• Write unit and integration tests
• Collaborate with the Product Manager and Architect