SoftwareEngineer

THEO

📍 Leuven, Flanders, Belgium 💼 Full-time, Hybrid 🕒 Posted March 01, 2026

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Job Description

 
  Your role 
 We are looking for an experienced JavaScript Developer to strengthen the development team at THEO Technologies. You help us lift the core of our THEOplayer product to a higher level by optimizing and implementing features, improving the architecture, writing tests and helping your peers improve their coding practices. You love the challenge of a technically complex product and believe that every challenge can be overcome by clean code, good architecture and teamwork. All our engineers are both specialists in certain domains and generalists in our technology. We are a growing company, which creates opportunities to constantly evolve and grow in your role.
 
  What you'll learn and do 
 Tackle difficult challenges in TypeScript;
 Be proactive at improving the THEOplayer code base, architecture and functionality;
 You're a vibrant part of our team of passionate developers and help juniors to improve t...
            

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Job Details

Location Leuven, Flanders
Job Type Full-time, Hybrid
Category Art and Design Workers
Posted Date March 01, 2026
Application Deadline April 10, 2026