javascript English-speaking jobs in Maaseik

As a Medior IT Quality Tester, you will perform functional and technical testing of software products, web applications, and microservices in an Agile environment. You will create test cases, execute tests, report bugs, and contribute to improving the quality of applications.

Develop and manage the company's retail network in the Dutch-speaking region. Build long-term partnerships with professional jewelry retailers and drive business growth.

System Engineer - API Management will design, govern, and operate ENGIE's API ecosystem. Responsibilities include advising on API platform setup, aligning with architects, structuring API documentation, and guiding teams on secure API design.

Nextlane is building a Customer Training Center of Excellence and hiring Functional Consultants to create training materials, deliver remote and in-person training, and support product rollout. Responsibilities include designing training content, delivering training sessions, and providing go-live and post-go-live support.

Freelance Mulesoft Developer needed to design, develop, and deploy APIs and integrations on the MuleSoft Anypoint Platform. Experience with Mule 4.x, databases, enterprise platforms, and cloud services required. Must have MuleSoft Certified Developer certification and fluent English.

Atlassian Consultant focused on Service Management. Designs and improves service management ecosystems using Jira Service Management and related Atlassian tools. Guides clients through implementation, defines workflows, and ensures effective service delivery.

Freelance Facilities & Building Operations Manager needed for a 6-month project in Brussels. Responsibilities include overseeing building operations, technical infrastructure, and workplace facilities. Experience in facilities management, building operations, and technical property management is required.

Package Design Engineer needed for a 12-month contract. Responsibilities include IC package design and analysis, SI/PI simulations, and collaboration with customers and suppliers. Requires an MSc in Electronics with 5+ years of experience in IC packaging design and SI/PI analysis, Cadence layout tools, and Ansys simulation tools.

QA Manager will ensure product quality and patient safety. Responsibilities include acting as RP and deputy QP, maintaining the quality management system, performing audits, and supporting continuous improvement projects. Requires a licensed industrial pharmacist registered as QP with FAMHP and fluency in Dutch and English.

Senior Photonics Characterization Engineer will perform advanced measurements and characterization of active visible integrated photonic circuits. Responsibilities include spectral characterization of passive components, modulator measurements, noise analysis, and data reporting.

Freelance Accounting Manager needed to oversee accounting activities for multiple legal entities, ensuring accurate financial reporting. Responsibilities include coordinating closing activities, supervising accounting team members, and driving process improvements.

Sales Intern will engage, screen, and advise prospective students on language and study abroad programs. Responsibilities include qualifying leads, presenting programs, managing bookings, and providing customer service. Fluent French and English required.

Site Supervisor needed for a data center construction project. Oversee civil works, ensure safety and quality standards, and manage subcontractors. 5-10 years of construction site supervision experience required.

Global Supply Chain Planner needed to coordinate end-to-end supply network activities for a defined product group. Responsibilities include running supply and distribution planning, coordinating with manufacturing, suppliers, and warehouses, and communicating risks and recovery plans. Bachelor's degree in Supply Chain, Business, or Operations required.

Application Architect needed to design, maintain, and improve application architecture. Requires 13 years of IT experience, strong Enterprise Architecture knowledge, and expertise in Java, Oracle WebLogic, and relational databases.

Machine Learning Researcher to design, train, and scale state-of-the-art ML and generative AI systems. Develop novel AI/ML architectures and explore new datasets. PhD/MSc in AI/ML or equivalent research experience required. Publications in top-tier ML venues (NeurIPS, ICML, ICLR, JMLR).

Experienced SAP SCM Consultant needed to analyze, design, and implement solutions (MM, PP, WM, SD). Optimize supply chain processes, collaborate with stakeholders, and ensure compliance with European standards.

As an Accounts Payable Accountant, you will support Shurgard's operations, development, and construction businesses. You will perform accounting and clerical tasks related to the efficient maintenance and processing of accounting transactions, including cash, trade payable, inventory, and inter-company activities. You will investigate and resolve discrepancies, generate reports, and coordinate with suppliers. You will also assist with monthly closings, year-end audit preparation, and other accounting tasks.

Data/Analytics Engineer needed to build and maintain scalable data pipelines and platforms. Responsibilities include ETL/ELT pipeline development, data loading, workflow automation, and data model design. Strong SQL, Python, and data orchestration tool experience required.

Drive commercial growth in Belgium as a Sales Manager. Acquire new clients, expand the customer portfolio, and manage your own agenda.