Junior Software Developer

Confidential

Brussels, Brussels, Belgium permanent

Posted: February 19, 2026

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Quick Summary

Join our team as a Junior Software Developer in Brussels, Belgium, and help us build innovative software solutions.

Required Skills

Programming Languages Databases Frameworks DevOps SQL Databases English Fluency

Job Description

Kickstart your developer career in Frontend, Backend or Fullstack at AppTweak! 🚀

We are looking for passionate Junior Software Developers to join our third-stage rocket ship.

You’ll be responsible for helping us bring AppTweak to the next level, you will work in a multi-skilled team responsible for part of the AppTweak tool and infrastructure.

Check our ✨Tech Stack page✨ for more information!

If you have what it takes to help us grow, we’d love to hear from you!

Location: Brussels, Belgium.

Work modality: Hybrid (3x in the office, 2x from home).

Starting date: September/October 2026.

Your Responsibilities:

As a software developer specialized either in Frontend, Backend, or Full-stack, we expect you to have a strong understanding of the current tech environment and help us make the right decisions. You will be understanding business requirements and translating these into strong scalable systems.

We expect you to take part in the implementation and collaborate with other members of your team to bring new features to life from the idealization to the final tests, deployment, and maintenance.

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