Senior Full-stack Developer (Java + React) NEW

Jit; Poznań; Hybrid; PLN 180,000 - 240,000; Full time

Job summary

Jit in Poznań, Poland, offers a hybrid role with a flexible work organization. You will join an international team working on Java, Spring Boot, and React, designing RESTful microservices and robust data solutions. English fluency and proactive communication are essential for daily collaboration.

The role emphasizes CI/CD delivery, Docker-based deployments, and exploration of AI-assisted engineering tools within a dynamic IT environment at Jit Team.

Qualifications

• At least 8 years of hands-on experience in a comparable software development in: Java, Spring Boot and React.
• Good knowledge of REST API design and microservices architecture.
• Solid understanding of relational databases and proficiency in SQL.
• Experience in CI/CD pipelines to ensure smooth and automated delivery.
• Experience in package and deploy applications using Docker.
• Eagerness to explore and implement Agentic AI tools (e.g., Copilot, Cursor, Claude Code) to accelerate engineering workflows.
• Excellent verbal and written English skills, along with strong communication abilities.

Skills

Java

Spring Boot

React

REST API

Microservices

SQL

CI/CD

Docker

English

Agentic AI tools

Tools

Kafka

RabbitMQ

Job description

Remote: hybrid from Poznań (perffered 1 day / week in the office)

Why choose this offer?

• You can expect aflexible work organization


• Theinternational work environment will give you the opportunity to interact with the English language on a daily basis


• TheJit community will bring you a nice time duringregular integration meetings

Expected competencies and knowledge

• At least 8 years of hands-on experience in a comparable software development in: Java, Spring Boot and React


• Good knowledge ofREST API design andmicroservicesarchitecture


• Solid understanding of relational databases and proficiency inSQL


• Experience inCI/CD pipelines to ensure smooth and automated delivery


• Experience in package and deploy applications using Docker


• Eagerness to explore and implement Agentic AI tools (e.g., Copilot, Cursor, Claude Code) to accelerate engineering workflows


• Excellent verbal and written English skills, along with strong communication abilities

Nice to have

• Experience in cloud solutions

Experience with event-driven architectures, including Kafka and messaging solutions such as RabbitMQ

Technologies you'll work with

• Spring Boot


• REST Api


• TypeScript


• React


• SQL


• CI/CD


• Docker


• Microservices

About Jit Team

The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts, to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams.

Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.