Full Stack Engineer

Full Stack Engineer position at Dabster in Warsaw, Poland. The role involves frontend and backend development with React/Angular, Node.js/Java/.NET, Python, PostgreSQL, MongoDB, Docker, Kubernetes, and CI/CD. The developer will join an application development team building business applications on an Internal Developer Platform.

• Strong proficiency in a modern JavaScript/TypeScript framework (React or Angular), building responsive, accessible, component-based UIs.
• Solid experience building RESTful APIs and services using Node.js, Java (Spring Boot), or .NET Core along with Python.
• Experience with relational databases (PostgreSQL, MySQL) and basic exposure to NoSQL stores (MongoDB).
• Ability to design, consume, and integrate REST or GraphQL APIs across frontend and backend layers.
• Working knowledge of Docker for building and running containerized applications locally and in CI.
• Proficient with Git-based workflows (branching strategies, pull requests, code review).
• Experience working with CI/CD pipelines (GitHub Actions, GitLab CI, or Jenkins) to build, test, and deploy applications.
• Experience writing unit and integration tests (e.g., Jest, JUnit, PyTest) as part of the delivery workflow.
• Basic understanding of core AWS services (EC2, RDS, S3) sufficient to deploy and troubleshoot applications.
• Experience working within Agile/Scrum teams, participating in sprint ceremonies and iterative delivery.
• Basic familiarity with deploying applications to Kubernetes via Helm charts, as a platform consumer.
• Exposure to GitOps deployment tools such as Argo CD.
• Basic scripting ability in Python or Bash for everyday automation tasks.
• English: Professional working proficiency (fluent, written and spoken) is mandatory.