javascript English-speaking jobs in Leuven

Full-Stack Developer needed to build web applications and dashboards for senior leadership using React, Python, and MS SQL. Responsibilities include data integration, ETL, and creating Power BI dashboards. Requires 5+ years of web development experience.

Develop Covalux's Automotive business in the province of Liège by building client relationships and advising on equipment, tools, and consumables.

Experienced drug discovery scientist to lead early-stage programs, translating scientific breakthroughs into therapeutic opportunities. Will guide a diverse portfolio of programs, integrating computational approaches and experimental validation. Requires PhD in a relevant field and 5-10 years of industry experience in small-molecule drug discovery.

Trainee Manager role in a nationally driven program to prepare for Department Manager within 1-1.5 years. Involves management training, departmental insights, and a challenging project. Requires eagerness to learn and customer focus.

Warehouse Operator needed for a growing logistics company. Responsibilities include receiving goods, picking and packing orders, performing quality checks, and monitoring stock levels. English proficiency is required.

PhD position in Operations Research focusing on Decision Diagrams for Combinatorial Optimization. Candidates need a Master's in CS or Applied Math with expertise in mathematical programming and algorithm design.

Freelance Mechanical CFD Engineer to train and evaluate AI agents on fluid simulation tasks. Requires expertise in OpenFOAM, ANSYS Fluent/CFX, or STAR-CCM+, and Python. Focus on setting up simulations and building verified reference solutions.

Own the Marketplace MAU Growth team end-to-end, leading a pod of engineers and designers. Drive full-funnel growth across consumer apps, scaling successful features across multiple markets.

Senior Electrical Engineer to lead projects, analyze complex problems, and manage electrical packages. Requires 10+ years in industrial design, expertise in MV/LV power, and knowledge of Belgian regulations.

The CRM Campaigner leads end-to-end CRM campaign execution, managing newsletter strategy and performance monitoring. This role analyzes customer data to optimize engagement and requires experience with CRM platforms and analytics tools.

Join a nationally driven Trainee Program to prepare for a Department Manager role. Gain insight into various departments, develop leadership skills, and complete a challenging project. Requires English and a national language.

Assistant Store Manager for a premium women's fashion brand. Responsibilities include leading the team, ensuring smooth operations, advising customers, and managing stock and presentation. Requires experience selling high-quality women's outerwear.

Sales Advisor for a temporary contract provides high-level customer service, assists with sales, processes deliveries, replenishes stock, and merchandises garments. Requires strong communication and flexibility. Dutch and English skills are necessary.

Head of Client Development drives client loyalty and recruitment opportunities in Client Services Europe. This role develops client development strategy, leads the Private Client Advisor team, and manages CRM and clienteling initiatives.

Drive early-stage value creation by engaging with customer R&D sites. Build relationships, support technology validation, and map molecule pipeline visibility for strategic biopharma accounts. Requires a Master's in Life Sciences and 3+ years in customer-facing biopharma roles.

Account Executive drives growth in Belgium and Luxembourg by engaging enterprise and public-sector end users. This role owns territory strategy, influences project specifications, and collaborates with channel partners to sell unified security solutions.

Cloud Solutions Architect needed for cloud architecture, design, and migration projects. Requires strong experience with AWS, Azure, OVH, Python, Java, and IaC tools like Terraform. Expertise in FinOps, security, and automation is essential.

Sell access to an executive network to technology and digital solution providers. Own the full sales cycle, from prospecting to growing lifetime value. Requires B2B sales experience and excellent Dutch and English communication.

Junior Sales Development Representative role at an HR-tech SaaS company. Responsibilities include phone prospecting to qualify leads, learning the product, and eventually conducting client demos. Requires ambition and a thirst for learning.

Build and grow Aerospace & Defense accounts by developing relationships and executing growth plans. Requires Master's degree, sales/BD experience, and fluency in French and English.