freelance English-speaking jobs in Wuppertal

IT Recruiter to build technical teams by identifying and hiring skilled IT professionals. Manage the full recruitment cycle, source candidates across disciplines, and collaborate with business teams. Requires 1-3 years of IT recruitment experience.

Lead the launch and growth of a new office for Antal International in virgin markets. Requires 5–10+ years in a managerial or specialist role, strong networking skills, and entrepreneurial drive.

Lead the scientific strategy for Search across a major fashion platform. Define the vision for relevance using ML and AI, leading teams to develop query understanding, retrieval, and ranking models.

As Head of Production Germany, you own the daily performance and development of the German manufacturing site. You lead a multi-shift production organization in a demanding food-grade environment, ensuring safe, reliable, and efficient delivery.

Senior Java Software Developer develops secure solutions for legal communication and public administration digitalization. Requires 5+ years of Java experience, expertise in Spring/Hibernate, and knowledge of cloud platforms and IT security.

As a Strategy & Operations Manager, you will drive operational excellence across Customer Care and Medical Operations. You will analyze operational challenges, build scalable solutions, and improve processes. You will also support the setup and scaling of new categories and healthcare verticals.

The Global Account Representative (GAR) drives sales growth at strategic Semiconductor accounts in Europe. This role reports to the Global Account Manager and involves developing sales strategies, managing opportunities, and providing customer service. The ideal candidate has a science or engineering degree, 5+ years of sales experience, and fluency in German and English.

Electrical Engineer and Site Energy Manager is sought to ensure the reliable and safe operation of site electrical infrastructure and power distribution systems. This role also involves strategic leadership as the primary site expert for the Energy Management System according to DIN EN ISO 50001.

This role executes Global Security & Risk Management strategies across European operations. Responsibilities include policy implementation, security assessments, risk monitoring, and incident management, ensuring compliance with standards like TAPA and C-TPAT.

Lead scientific strategy and execution for Search across a major fashion platform. Define vision for relevance using ML/AI to improve product discovery. Lead teams developing query understanding, retrieval, and ranking models.

Senior Operations Research Scientist to architect sophisticated optimization frameworks for global logistics. Develop real-time models using mixed integer programming, constraint programming, and metaheuristics. Requires expertise in Python, Pyomo, and robust optimization.

Game Analyst needed to turn LiveOps and monetization questions into measurable actions. Responsibilities include analyzing event cycles, evaluating game economies, and co-owning A/B tests. Requires 2+ years in F2P product/game analytics with strong SQL skills.

Design Engineer role focusing on grid connection and private network infrastructure from LV to 380kV. Responsibilities include TSO requirement review, conceptual design for solar/BESS, and managing design sub-contractors. Requires Electrical/Electronics Engineering degree and fluent German.

Deliver groceries to customers efficiently by e-bike or e-scooter. Meet and exceed delivery targets while providing exceptional customer service. Earn at least €13.90 per hour plus tips.

Software Engineer needed for UAV program modifications. Develop flight control and GCS software, integrate payloads and sensors. Requires 3+ years experience in C/C++ and Python, with embedded systems knowledge.

SAP Consultant to design, implement, and improve S/4 HANA Customer Service solutions. Collaborate with process owners, partners, and IT vendors. Support Nordex in mastering future challenges in S/4 HANA CS, plant maintenance, field service, repair, and maintenance. Lead projects or work streams, coordinate implementation partners, and manage internal stakeholders.

Leads all financial aspects of a €30m B2B SaaS business undergoing a transition to a scalable, recurring revenue model. Develops financial planning, forecasting, and reporting, supports SaaS model implementation, and drives commercial insight. Builds and leads a finance team, partners with Sales, Product, and Operations, and acts as a key interface to investors.

Senior Data Scientist for Logistics takes technical ownership of building data-driven solutions for real-time operational decisions. Drive strategy, model development, and production deployment using ML, Python, and SQL.

Reliable Barista needed for a 100% vegan café. Responsibilities include preparing coffee and matcha, providing customer service, and maintaining high standards of quality and cleanliness. Previous hospitality experience is required.

Leading German commercial law firm seeks experienced partners in Financial Services, Real Estate, M&A, or IP/IT. Candidates should have an established market reputation and portable client base.