Full Stack Developer (React + Java)

📍work from Poland📍

Project Description:

Our client, a large international commodity trading company, is looking for a Full-Stack Developer to work on the development and evolution of one of the services within a large-scale commodity trading platform. The role focuses on modernizing the user interface and extending backend functionality to support new business requirements.

You will be involved in building a new web-based UI, enhancing backend services, and redesigning APIs to enable seamless interaction between frontend and backend components.

Responsibilities:

Develop and maintain backend functionality using Java and Spring frameworks;

Design, implement, and evolve APIs to support modern web-based user interfaces;

Develop a new web UI using React;

Collaborate in redesigning and replacing an existing desktop-based UI;

Ensure effective integration between frontend and backend components;

Participate in system and API design discussions;

Write clean, maintainable, and well-tested code;

Analyze existing functionality and extend it with new features;

Collaborate closely with product owners, backend, frontend, and DevOps engineers;

Participate in code reviews and contribute to technical documentation.

Mandatory Skills Description:

Strong experience with React;

Experience with Java and backend application development;

Experience designing, implementing and supporting RESTful APIs;

Solid knowledge of JavaScript and modern frontend development;

Understanding of frontend-backend integration patterns;

Experience working with relational databases and SQL;

Familiarity with build tools and dependency management (e.g., Maven);

Experience working in a Linux-based development or deployment environment;

Understanding of software development best practices, including testing and version control.

Nice-to-Have Skills Description:

We would generally expect the candidate to be educated to at least degree level (or equivalent) in either Computer Science or another hard science or engineering discipline;

Good communication skills in English

Languages:

English: B2 Upper Intermediate