144 frontend developer English-speaking jobs in Brussels

Development of features to enhance the user experience. Building reusable code for future use. Understanding and implementation of security and data protection. Cross-platform optimisation. Design responsive applications. Participating in the design and creation of scalable software. Maintenance of code integrity and organisation.

We're hiring a Frontend Developer (UI / Interface Designer) Join a digital project focused on building ... UX/UI designs and mock-ups into clean, semantic HTML Building responsive UI solutions using modern frontend ... knowledge of Twig 3 Comfortable working in English within an Agile, international team Nice to have Frontend ... stakeholders through regular meetings and Agile ceremonies Required skills Strong experience in UI design and frontend

Key Responsibilities Develop and maintain modern frontend applications using React Contribute to backend ... SII is looking for a Senior React Developer to support the ongoing Agile and digital transformation of ... company culture, supported by an international group If you are an ambitious and experienced React Developer

Collaborate with cross‐functional teams – backend, frontend, design, product – to deliver impactful features ... Responsibilities Immerse yourself in our tech stack: microfrontends, serverless AWS, and best‐in‐class developer

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.

Curiosity about emerging technologies (AI, infrastructure, developer tools). ... Strong proficiency in TypeScript for both frontend and backend development. ... at scale Deliver full-stack features across a modern TypeScript ecosystem (React + Module Federation frontend

Curiosity about emerging technologies (AI, infrastructure, developer tools). ... Strong proficiency in TypeScript for both frontend and backend development. ... at scale Deliver full-stack features across a modern TypeScript ecosystem (React + Module Federation frontend

Curiosity about emerging technologies (AI, infrastructure, developer tools). ... Strong proficiency in TypeScript for both frontend and backend development. ... at scale Deliver full-stack features across a modern TypeScript ecosystem (React + Module Federation frontend

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

The solution is being fully redesigned with C#/.NET for the backend, Angular for the frontend, and a ... #39;ll combine hands‐on technical leadership with architectural governance, guiding both backend and frontend

Writing and maintaining unit, integration, and end-to-end tests for both backend and frontend (e.g., ... At least 2-3 years in a professional environment as Full stack, front end or Software developer/Engineer

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

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

What You'll Do Lead and develop engineering teams across backend, frontend, and platform domains

for an RPG Analyst/Developer to join for a long term, freelance mission. ... RPG Analyst/Developer (Insurance) – Freelance A leading insurance client of ours in Belgium are looking ... Requirements: 5+ Years as an RPG Developer English speaking Additional Details START DATE: ASAP DURATION

Python Developer We are looking for a Python Developer to join our team, which provides Information

Senior Real Estate Developer About Next Day Next Day Sustainable Holdings (NDSH) is an investor and ... developer committed to building smart, sustainable, and connected homes to reduce the carbon footprint ... Key Responsibilities As Senior Real Estate Developer, you are responsible for the design, development

Preferred Qualifications Certified Kubernetes Administrator (CKA) or Developer (CKAD). ... Job Title: Senior Developer – Platform Engineering Self Employed position Ideal start date: end of November ... early December Role Overview We are seeking a Senior Developer to design, build, and operate key components ... Collaboration & Continuous Improvement Collaborate with principal developer to translate the designs

Your Role As a Salesforce Developer, you will be responsible for designing, developing, and implementing ... I/II, Admin, or JavaScript Developer I are a strong plus Excellent problem-solving abilities and attention ... of Salesforce architecture, security, and governor limits Salesforce certifications such as Platform Developer ... accelerators, and knowledge-sharing initiatives What We're Looking For Proven experience as a Salesforce Developer