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Java Developer (Freelance)

🇧🇪 Belgium

Management

Java

Git

Design

Project Management

Backend

Java Developer (Freelance)

from 🇧🇪 Belgium

About Smile & The Opportunity

Passionate about tech, digital, and innovation? Join the 1,800 employees atSmile, the European leader in open-source integration, spread across 20 agencies in 9 countries. Collaborative spirit and knowledge sharing are at the heart of our DNA. Our experts push the boundaries of open source every day to build a smarter, more efficient, and more responsible digital world. Here, we don't just follow trends, we create them! 🌟

We are currently looking for an experiencedFreelance Java Developer to join us in Brussels and take part in large-scale, impactful digital projects for one of our premium clients. 🏆

Position Overview

  • Status: Freelance (Independent / Prestation de services)

  • Location: Brussels, Belgium (Hybrid model: 2-3 days remote per week)

  • Seniority Level: Medior (3+ years) to Senior (10+ years)

  • Languages: Professional proficiency in eitherDutch or French OREnglish

Your Mission & Responsibilities

As a Freelance Java Developer, you will be integrated into a dynamic environment to design, develop, and maintain robust enterprise applications. Your main responsibilities will include:

  • Designing and implementing high-quality software solutions usingJava / Java EE technologies.

  • Implementing and managingAPI and Web Services standards (OAuth2, OpenAPI, SOAP) and working withinSOA / REST models.

  • Translating business requirements into technical designs utilizingUML and BPMN.

  • Collaborating within anAgile/Scrum methodology, while aligning with corporate governance frameworks (ITIL, PMBOK/PRINCE2).

  • Contributing to architectural discussions and evolution using modern architecture frameworks (TOGAF, Archi, Sparx).

  • Ensuring code quality, version control, and seamless integration usingGIT and client frameworks (Axis 2, CXF, .Net compatibility).

Your Profile

  • Experience: You have at least 3 years (Medior) to 10+ years (Senior) of proven experience in backend Java development.

  • Core Tech Stack: Deep expertise in Java/Java EE, REST/SOA architectures, API security (OAuth2), and SOAP/OpenAPI standards.

  • Methodologies: Strong familiarity with Agile/Scrum environments. Knowledge of ITIL, Prince2, or TOGAF is a major asset.

  • Tools: Proficiency with GIT, UML/BPMN modeling tools (Sparx, Archi), and integration frameworks (Axis 2, CXF).

  • Soft Skills: Autonomous, proactive, team-oriented, and solution-driven.

Why Smile? 😊

  • Peer Management: Our proximity management by peers fosters dialogue and the implementation of a tailored career path.

  • Continuous Learning: Because the digital sector is in constant motion, Smile is committed to making you an expert in your field, thanks to a comprehensive training offer: access to an e-learning platform, financing of certifications, and advanced knowledge-sharing tools.

  • Vibrant Culture: Your year will be animated by group and agency events: annual convention, participation in trade fairs, summer party, and both formal & informal afterworks.

The Next Steps 🚀

  1. First contact: A phone call to discuss your aspirations, availability, and what we can offer you.

  2. Meeting: An opportunity to get to know each other and explore your professional background.

  3. Business interview: A deep-dive discussion with one of our experts to assess your technical skills and define your goals.

Are you ready to elevate your freelance career with Smile? Apply today!

by @maxrusakovic