react English-speaking jobs in Lummen

Exsolvæ seeks a Data Science Consultant specializing in Generative AI and intelligent agent systems. You will design, build, and deploy AI solutions for clients, leveraging frameworks like LangChain and Semantic Kernel. Requires a Master's or PhD in a relevant field, 5+ years of experience in Data Science or AI, and fluency in English and either French or Dutch.

Senior iOS Tech Lead with 8+ years of experience leading and shaping the technical direction of iOS platforms. Expert in Swift, SwiftUI, UIKit, and modular architectures. Collaborates with cross-functional teams to deliver robust, scalable mobile solutions. Drives innovation and mentors iOS developers.

Corporate Tax Supervisor provides hands-on tax advice to a diverse client portfolio, including SMEs, entrepreneurial groups, and international companies. Responsibilities include managing client files, delivering tailored tax solutions, supervising team members, and supporting Senior Manager on complex assignments.

Integration Architect needed for a software integration company. Designs and implements application architecture, manages database architecture, and supports application development. Requires 5+ years of experience in IT architecture and strong analytical, collaborative, and communication skills.

Accountant needed to manage accounting for all entities. Responsibilities include processing bills and invoices, bank reconciliations, monthly and year-end closings, and supporting process improvements.

As a Product Owner, you will research and understand payroll and accounting regulations for a specific country, translate these into clear specifications, and collaborate with developers to build and deploy features.

Account Executive to develop Chift's presence in the Nordics market. Full sales cycle responsibility, from prospecting to closing deals ranging from 20k€ARR to +100k€ARR. Consultative selling approach, acting as a trusted advisor to clients. Requires +4 years B2B software sales experience, startup enthusiasm, and strong English communication skills.

Data Scientist needed to design, prototype, and deploy machine learning models for search and product discovery. Will develop scalable data pipelines and integrate AI/ML solutions into operational systems. Requires strong experience in machine learning, search technologies, and MLOps.

Architect and develop server-side components and RESTful APIs for web applications using Python. Design, implement, and optimize database schemas and queries. Ensure application security and performance. Collaborate with teams to deliver web application solutions.

Private equity role focused on operations and strategy within a €2bn AUM firm. Involves deal due diligence, portfolio company performance improvement, and digitalization projects. Requires strong operations/strategy background, fluency in French and Dutch, and interest in IT and data-driven decision making.

Senior SharePoint Developer needed for an international institution in Brussels. Design, implement, and maintain SharePoint Online websites. Analyze and design collaboration solutions using M365 and Power Automate. Provide training and coaching on M365.

Manage and optimize industrial utilities including high-voltage networks, thermal systems, and energy-efficient technologies. Oversee projects from analysis to execution and post-delivery.

Experienced Cyber Security Analyst needed to design, implement, and operate cybersecurity solutions in a large-scale enterprise environment. Expertise in SIEM, log management, security architecture, and containerization required.

Develop inspection schedules for the renewable energy sector based on international standards and technical knowledge. Contribute to technical reference documents and convene committees with stakeholders. Analyze feedback from the field and adjust inspection methods. Develop certification schemes for renewable energy products and systems.

Design, develop, and execute automated tests for IT applications. Contribute to the integration of automated testing within the testing process. Evaluate tools and technologies for automation. Collaborate with the QA team and provide guidance on best practices.

Test Manager/Test Strategist needed for the Digital communications services tribe. Formulate test methodologies, test planning, and launch strategies. Guide test experts and oversee cross-platform testing. Define test strategies, manage testing activities, and contribute to agile test practices. 5+ years of testing experience in cross-functional, multi-platform projects required. Excellent communication, analysis, and leadership skills necessary.

Business Developer / Business Manager to drive growth in the Brussels market. Responsibilities include business development, recruitment, and P&L management. Requires 2-8 years of experience in IT services, strong sales track record, and knowledge of the Belgian IT market. Fluency in French and English is required.

Cybersecurity Architect needed to define and manage cybersecurity architecture for complex engineering projects in the railway and transportation sector.

Performance Marketing Manager will own paid acquisition strategy, execution, and optimization across Google Ads, LinkedIn, and Meta. Responsibilities include campaign strategy, ad creative, testing, performance analysis, and landing page optimization. Requires proven experience in B2B SaaS performance marketing, platform expertise, strong copywriting, and a data-driven approach.

District Manager for the Flemish region of Belgium. Manages and develops a sales team, plans and coordinates sales activities, and secures customer contacts. Requires experience in pharmaceutical field sales, management experience, and strong communication and organizational skills.