frontend developer English-speaking jobs in Hoogstraten

Support entrepreneurs, companies, and business owners in achieving their operational goals in a tax-effective manner. Advise on tax strategy development, prepare tax declarations, assist with tax audits, and stay up to date on market changes.

Provides timely and accurate customer support via phone, email, and support channels. Troubleshoots and resolves customer issues related to products, platforms, and services. Manages customer cases and collaborates with internal teams to ensure customer satisfaction.

Certified welder needed for day-shift position in Ronse. Responsibilities include welding steel and stainless steel components using semi-automatic and TIG welding techniques. Must have welding certification and experience with steel and stainless steel.

Lead the People & Organization agenda for a large manufacturing site, partnering with leadership to drive strategic and tactical initiatives aligned with business priorities. Navigate complex labor relations, union negotiations, and works council partnerships.

Senior Statistical Programmer will design, develop, and quality control SAS programs for clinical data analysis and submission. Responsibilities include collaborating with study teams on data structure, ensuring submission readiness, leading pooled and exploratory analyses, and developing global programming tools. Requires a BSc in a relevant field and 5+ years of experience in clinical or statistical programming using SAS.

The BESIX Group QHSE Director is responsible for defining and driving the QHSE strategy, governance, and processes across all Business Lines. The role focuses on Health & Safety, with a primary operational focus on Business Units and other Group entities. The Director will lead and manage the Group HQ QHSE team, define and manage the QHSE budget, and foster a high-performance QHSE culture.

Inside Sales professional responsible for developing and following up on targeted offers for East-Europe clients. You will manage customer contacts, follow up on orders, and identify sales opportunities. Fluency in Polish and English is required.

As a Project Assistant Trainee, you will support Project Managers in Public Diplomacy and Strategic Communication projects. You will assist with research, proposal drafting, and project management tasks, contributing to a positive image of GOPA.

Promote Lundbeck's specialty psychiatry and neurology portfolio to healthcare professionals in hospitals across the Liège, Namur, and Luxembourg region. Develop and execute territory business plans, build relationships with healthcare professionals, and identify opportunities through data-driven insights.

Formulate and execute complex physical tests, develop test methods, and interpret findings. Report results in electronic notebooks and present to the lab manager. Review data and reports from internal associates.

Designs end-to-end solution architectures for customers, translating business challenges into technical solutions. Leads architecture workshops and guides implementation teams throughout the delivery lifecycle. Contributes to solution proposals, reusable architectures, and AI-native delivery practices.

Senior .NET Developer to design, develop, and maintain high-quality applications. Requires 5+ years of experience in .NET development, expertise in .NET 8, EF Core, WPF, SQL Server, MongoDB, and RabbitMQ. Strong communication and collaboration skills are essential.

Change Management Consultant to develop and implement change management strategies and roadmaps for organizations undergoing transformation. Will assess change impacts, design workshops, and coach teams throughout the process. Requires proven experience in change management, strong communication and stakeholder engagement skills, and fluency in English and at least one Belgian national language (French or Dutch).

Sia seeks bright consultants with a strong interest in sustainable development to support climate-related projects. Successful candidates will execute assignments including techno-economic studies, marketing, and data analysis.

Process Manager will analyze, redesign, and improve existing processes within the financial sector. The role requires experience in Lean Six Sigma, strong communication skills, and the ability to translate complex processes into clear visualizations.

Formwork Carpenter needed for various construction projects in the Ghent area. Responsibilities include assembling and dismantling formwork, ensuring quality control, and collaborating with team members. Experience as a formwork carpenter, construction worker, welder, or fitter is required.

Delivery Consultant will design, implement, and manage secure AWS solutions for customers. You will provide technical guidance, troubleshoot issues, and act as a trusted security advisor. Requires knowledge of AWS services and 5+ years of hands-on security experience. Fluency in German or Italian, in addition to English, is required.

Leads commercial strategy, sales performance, business development, and customer growth across Europe, North Africa, and Israel. Responsible for driving sustainable revenue growth, profitability, market expansion, customer retention, and commercial excellence. Translates business objectives into regional growth plans and ensures alignment between commercial priorities, customer needs, and business performance. Builds and strengthens executive-level relationships with key customers, strategic accounts, distributors, and industry stakeholders. Leads a high-performing commercial organization and partners closely with cross-functional teams to deliver customer-focused solutions and business results.

Senior React Developer needed for long-term freelance role in Brussels. 5+ years of frontend development experience required, with strong React and JavaScript/TypeScript skills. Experience in monolithic applications and collaboration with Java backend developers is essential. Must be fluent in English. 50% onsite presence is mandatory.

Experienced Technical Delivery Manager to lead and inspire a team, driving technical excellence and managing end-to-end project delivery. Proven expertise in software development, Java, Spring Boot, RESTful APIs, MongoDB, NextJS, TypeScript, and React Native.