363 frontend developer English-speaking jobs in Belgium

Billing Zencoder is building the next generation of AI coding agents—advanced tools that supercharge developer ... Proven ownership of complex frontend applications—ideally, customer‐facing portals or dashboards.

Technical design and implementation of our frontend applications. ... As a C++ Software Developer at DEXIS in Mechelen, you’ll contribute to the DTX Studio suite: a cutting-edge

Experience with service workers, PWA development, and modern frontend innovations (e.g., WebAssembly) ... About The Job As a Senior Frontend Engineer (React) at November Five, you will play a key role in designing ... Stay up-to-date with the latest trends, libraries, and technologies in frontend development, proactively ... Design, build, and maintain advanced single-page applications using React, TypeScript, and modern frontend ... IF YOU JOIN US, YOU WILL: Take technical ownership of frontend projects, setting standards for code quality

Investigate and resolve performance issues and communication gaps between frontend and backend. ... driving technical evolution, resolving performance issues, and ensuring seamless communication between frontend

Ideally, you have proven experience in all parts of the fullstack spectrium: frontend, backend, infra ... Proficiency with most of our core technologies Strong mastery & knowledge in a certain domain (e.g backend, frontend

engineering teams (Tech Lead or Manager roles) Solid understanding of REST APIs, databases, and modern frontend

We’re looking for a Senior Full Stack Engineer (Frontend-Focused) to help us take our product to the ... Build reusable, scalable frontend components in Angular (20+) with a strong focus on UX and performance ... visualize data with ease — all while ensuring high quality, performance, and maintainability across both frontend

AI & ML Developer My Brussels based client is hiring an AI & ML Developer for a long term contract assignment ... model with 2 days per week in the customer site in Brussels Tasks and responsibilities of the AI & ML Developer ... Required skills and experience of the AI / ML Developer Master degree in IT or related field and 9 years

Any prior frontend framework experience will do. ... From frontend, to backend, to AI/data engineering. Used by thousands of healthcare professionals. ... Self-sufficiency Work hard, play hard mindset Likes to work from the office (office-first culture) Skills: Frontend

As a React Native developer, you’ll be a vital part of our team, working together to build Donna, our ... dedicated to mobile, our entire stack is in TypeScript, so if you’re curious to occasionally dive into the frontend

Developer Consultant Coldfusion (DEV) – Brussels For an EU agency in Brussels, we are looking for a Developer

We currently have a vacancy for an Application Architect fluent in English, to offer his/her services as an expert remotely. In the context of the first assignment, the successful candidate will be integrated in the team of the company that will closely cooperate with a major client’s IT team on site.

Shipped developer-focused features (APIs, CLIs, dashboards). ... You will work alongside a senior designer and a team of senior engineers across data, backend, and frontend

Job Title: Principal Developer – Platform Engineering Self Employed position- 1 year initial contract ... plus extensions Ideal start date: Mid of Jan 2026 Role Overview We are seeking a Principal Developer ... Preferred Qualifications Certified Kubernetes Administrator (CKA) or Application Developer (CKAD). ... years of professional experience in software/platform engineering, including 3+ in a principal or lead developer

Writing clean, maintainable, and well-tested code for frontend, backend and test components. ... View job here Software Developer ... YOUR ROLE AND RESPONSIBILITIES As a Software Developer and Tester Engineer, you'll be responsible

Azure Cloud Developer (Contract) — Insurance Sector Location: Hybrid (minimum 2 days/week onsite in Berchem ... Required Skills & Experience Proven experience as an Integration Developer with Microsoft Azure Integration ... freelance/contract About the Role An established player in the insurance industry is seeking an Azure Cloud Developer

) Start: ASAP Role Overview We are looking for a highly versatile Full Stack Developer to contribute ... Full Stack Developer Brussels (Hybrid – EU Institution) Contract Type: 1-year contract (Employee or Freelance ... The project is already active, and due to high demand (one developer was already selected), this is a

Oracle Database Developer Location: BRUSSELS (3 days/week on-site at the client office) Contract: Freelance ... in CICD pipeline and DevSecOps approach Technical certifications ServiceNow Certified Application Developer

Proficiency in modern frontend frameworks (Vue, React or similar) and design systems or component libraries ... / Qualifications Proven experience building full stack web applications with strong command of both frontend

Textile Product Developer On-site / brussels | Part-Time or Freelance Bambaw – Sustainable Consumer ... range (bedding, reusable textiles, household fabrics), and we're looking for a Textile Product Developer