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NEOFACTO

Senior Java / React Developer

NEOFACTO
Luxembourg · Full-time · Associate

We are currently looking for several Fullstack Java/React developers to join our team at NEOFACTO.

Are you looking for a new challenge? In a modern and dynamic technological environment, you will be responsible for Full-Stack development, using React for the front-end and Java/Spring for the back-end.


Missions:

  • Design, develop, and maintain high-performance web applications.
  • Work on dynamic and interactive user interfaces with React (React, Redux, React Router, WebPack, etc.).
  • Develop business logic and back-end services with Java 8+ / Spring Boot.
  • Ensure code quality through unit testing and best development practices (JUnit, Mockito, Jest/Enzyme).
  • Participate in software architecture decisions and performance optimization.
  • Collaborate with Business Analysts, UX/UI Designers, and Testers to deliver an optimal user experience.
  • Set up and automate CI/CD pipelines with Jenkins, GitHub, and Maven.
  • Manage relational databases (Oracle 12C, Sybase ASE 16.x) and optimize SQL queries.


Profile:

  • Minimum 5 years of experience as a Fullstack developer
  • Solid knowledge of web development (React, Redux, ES6+)
  • Experience with Java 8+/Spring Boot
  • Proficiency in relational databases (SQL, Oracle, Sybase)
  • Experience in unit testing (JUnit, Mockito, Jest/Enzyme)
  • Understanding of CI/CD practices and tools (GitHub, Jenkins, Maven)
  • Ability to work in an Agile team with BAs, UX designers, and testers
  • Autonomy in your work


What we offer

  • Work in a Great Place to Work-certified company based in Luxembourg
  • An attractive salary and great benefits (meal vouchers, mobile phone subscription, etc.)
  • Develop your skills and ideas over coffee, beer, or pizza at our Neo'vations events
  • Grow in a strong corporate culture: you join us for the opportunity, you stay for the atmosphere (according to 98% of our employees - NEOFACTO 2024 internal survey)
  • Between after-work get-togethers, innovation workshops, and ski weekends, there's never a dull moment when you're part of the Neo'Squad


About NEOFACTO:

Created in 2000, NEOFACTO is a major player that supports companies in their digitalization. Navigating between the creativity of startups and the experience of large groups, NEOFACTO has the ability to position itself and adapt to all projects. Guided by our passion for innovation, we support our customers with the goal of pioneering the new technologies and commercial models of tomorrow. Are we a dynamic and innovative team? Yes! And above all, a team that is united and driven by a very strong corporate culture. We share and cultivate common values to build together the NEOFACTO of tomorrow! You will join us for an opportunity and stay for the people around you

Key Skills

Ranked by relevance

react jenkins oracle java cicd webpack junit sql ux
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Posted
Aug 28, 2025
Type
Full-time
Level
Associate
Location
Esch-Sur-Alzette
Company
NEOFACTO

Industries

IT Services IT Consulting

Categories

Information Technology

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