Full Stack Engineer (Python / JavaScript) – Cloud & Data Platforms

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In4geCloud & Data
Warszawa, Wrocław, Poznań, Gdańsk, Kraków, PolandContractMiddle
Salary26,880 - 30,240 PLN per hour
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Job Details

Required Skills
PostgreSQLPythonFlaskJavascriptKubernetesSnowflakeAzureFastAPINext.jsReact

Requirements

  • Proven full stack programming experience in Python (backend) and JavaScript (frontend).
  • Practical experience with FastAPI and Flask for REST API development.
  • Practical expertise in React and Next.js, including SSR/SSG, routing, and state management.
  • Experience performing code reviews in large, long-term codebases.
  • Strong proficiency with Kubernetes (deployments, services, ingress, configuration, scaling, and debugging).
  • Hands-on experience with Azure.
  • Deep database skills in PostgreSQL and Snowflake, including schema design and query optimization.
  • Proficiency with Docker and containerization best practices.
  • In-depth knowledge of Git processes, branching, and conflict resolution.
  • Understanding of secure RESTful API design, including JWT/OAuth2 authentication.
  • Experience with CI/CD tooling like GitHub Actions or GitLab CI.

Responsibilities

  • Develop and maintain web applications using Python (FastAPI, Flask) and JavaScript (React, Next.js).
  • Design, optimize, and manage PostgreSQL and Snowflake databases.
  • Conduct code reviews for large, evolving projects.
  • Deploy, manage, and debug services within Kubernetes clusters.
  • Build and containerize applications using Docker.
  • Design secure REST APIs using JWT and OAuth2.
  • Maintain and configure CI/CD pipelines with GitHub Actions or GitLab CI.
  • Manage Git version control including branching strategies and pull requests.
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26,880 - 30,240 PLN per hour
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