We are looking for an experienced Senior Full-Stack Engineer to join an exciting project for our banking sector Client. If you have a strong background in JavaScript (React) and Python, and want to work on innovative financial solutions, this opportunity is for you!
responsibilities :
Developing and maintaining full-stack applications with JavaScript (React) and Python
Designing, building, and managing databases and APIs
Working with Microservices architecture (authentication, authorization, decoupling)
Implementing RestAPI, WebSocket, and asynchronous methods
Ensuring high-quality code through version control (GIT/Bitbucket) and best practices
Optimizing SQL queries (T-SQL, PL/SQL, Spark SQL) for performance and scalability
requirements-expected :
5+ years of experience with JavaScript and React
5+ years of experience in backend development, databases, and APIs
4+ years of hands-on experience with Python
3+ years of advanced knowledge in SQL
Strong understanding of front-end and back-end technologies
Experience in Big Data processing is a plus (Hadoop, Spark, data pipelines)
Familiarity with GenAI technologies (LangChain, LlamaIndex, multimodal setup) is a big advantage
offered :
Work model: Hybrid (1 day in the office per week)
Location: Gdynia or Warsaw or Łódź
Rate: 160 - 190 PLN/h (B2B)
Benefits: Private medical care, Life insurance, Multisport card
benefits :
sharing the costs of sports activities
private medical care
sharing the costs of professional training & courses
