May 27, 2026

Fullstack Developer (Java + React)

Mid • Remote

19,200 - 24,000 PLN/hr

Warsaw, Poland

Working as a Fullstack Developer you will:

  • Design, build, and maintain robust web applications by managing both frontend and backend layers.

  • Develop dynamic and responsive user interface components using React.

  • Engineer complex backend logic and system integrations leveraging Java.

  • Manage and optimize data structures within PostgreSQL databases.

  • Architect and scale serverless solutions using Azure Functions.

  • Collaborate on the automation and refinement of CI/CD pipelines.

  • Partner with cross-functional teams, including architects and QA, to deliver high-quality software.

  • Conduct code reviews to ensure technical excellence and adherence to best practices.

About Chabre IT Services

Chabre IT Services is a global professional IT services provider, building long-lasting relationships with Enterprises. We specialize in the delivery of tailor-made solutions,  smart outsourcing, try&hire, and success fee services. We are a smart IT boutique with unique knowledge, which will deliver your ideas into reality.

About our Client

Our client is a global leader in professional services, renowned for delivering strategic consultancy and innovative technology solutions to the world's largest enterprises. They operate at the intersection of business and technology, providing a stable yet highly modern work environment where quality and scalability are top priorities. Joining this organization means working on complex, large-scale systems that impact global markets while collaborating with some of the most skilled experts in the industry.

Qualifications

  • At least 4 years of professional experience in full-stack development roles.

  • Advanced proficiency in React for modern frontend engineering.

  • Strong expertise in Java for backend services.

  • Solid experience working with PostgreSQL relational databases.

  • Hands-on exposure to Azure Functions and cloud-native development.

  • Practical knowledge of CI/CD tools (such as Azure DevOps, GitHub Actions, or Jenkins).

  • Commitment to Clean Code principles, automated testing, and rigorous code reviews.

  • Experience working within Agile/Scrum methodologies.

  • Fluency in English (minimum B2 level) for effective team communication.

  • Knowledge of microservices architecture and experience in enterprise-scale projects is highly desirable.

We offer

  • Rate up to 150,00 PLN/h + VAT
  • Remote work
  • Subsidy for peripherals in the amount of 500,00zł
  • Working tool (MacBook Pro or Lenovo Legion 5)
  • Co-financing of courses related to the position
  • Benefits: MultiSport, Medicover

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Wroclaw, Poland

15,000 - 19,500 PLN

🏢 Summary: Full Stack Developer role focused on building and evolving a modern web application platform with complex workflows and data-driven features. The position involves developing and maintaining both frontend and backend components, ensuring scalability, performance, and reliability. You will collaborate within a cross-functional team to deliver iterative improvements using modern development practices and AI-assisted tools. 🗂️ Requirements: Experience in full stack web application development, Hands-on experience with React, Experience with C# and .NET or comparable backend technologies, Practical experience with SQL-based databases and writing queries, Experience using AI-assisted development tools (e.g., Claude, Cursor), Solid understanding of Git and version control workflows, Ability to work with and extend existing codebases 📃 Skills: React, TypeScript, C#, .NET, SQL, Git, REST, Claude, Cursor 🏢 Description: Project overview The project is a web based application platform designed to support complex user workflows and data driven features. It focuses on performance, maintainability, and iterative delivery of new capabilities. Team You will be part of a cross functional development team consisting of full stack developers, frontend specialists, backend engineers, and QA engineers. The team works collaboratively, reviews code regularly, and follows shared development standards and branching practices. Position overview We are looking for a Full Stack Developer to contribute to the development and evolution of a modern web application platform. You will work on both frontend and backend components, focusing on building reliable, scalable features and improving existing functionality. The role combines hands on development with close collaboration across engineering and product roles. Technology stack React, TypeScript, C#, .NET, SQL based databases, Git, REST APIs, AI assisted development tools such as Claude and Cursor Responsibilities Develop and maintain frontend features using React and related technologies Build and support backend services using C# and .NET Collaborate with team members on feature design, implementation, and code reviews Work with SQL based databases to design, query, and optimize data storage Use AI assisted development tools to improve development efficiency and code quality Follow established Git workflows and branching strategies Participate in troubleshooting, debugging, and performance improvements Requirements Experience building web application platforms in a full stack role Hands on experience with React for frontend development Experience with C# and .NET or comparable backend technologies Understanding of SQL based databases and practical experience writing queries Experience using AI tools to support software development, including Claude or Cursor Solid understanding of Git, version control, and common branching flows Ability to work with existing codebases and contribute to ongoing development Nice to have Experience with cloud based environments Familiarity with CI CD pipelines Experience working on large scale or long term web platforms Exposure to performance optimization and application monitoring What We Offer: Vacation days : Up to 26 business days per year. 10 illness/special days off per year (fully paid, no medical papers needed) for all contract types Health and life insurance (Luxmed) MyBenefit platform with Multisport option Internal psychological support service English language classes from the first working day Access to external learning platforms : O’Reilly, LinkedIn Learning, Udemy, and a wide catalog of diverse internal training Flexible workplace : work from the office, from home, or choose a hybrid option Tech Skills Mentoring Program Opportunities to develop as a public speaker, mentor, or technical interviewer Fully paid idle (bench) when not involved in a project Certification reimbursement (AWS, GCP, Microsoft, etc.)