freelance English-speaking jobs in Wuppertal

Drive business development in China for market intelligence and consulting in PV and energy storage. Requires 5+ years in the sector, strong Chinese network, and fluency in Mandarin and English.

Lead an international team of six Network Engineers, setting technical direction for multi-region AWS infrastructure. Own design, evolution, and operation, ensuring security and scalability. Requires 8+ years in Cloud/Network Engineering with people leadership experience.

Senior R&D Engineer to drive technological evolution of sensor systems for demanding industrial inspection. Focus on ultrasonic measurement, sensor development, and intelligent data evaluation within an interdisciplinary team.

Build core intelligence for a multimodal AI platform using Python. Design agentic workflows, optimize RAG/CAG, and develop real-time Speech-to-Speech pipelines. Integrate LLMs and build automated QA modules.

Master Thesis role in surgical robotics focusing on 3D scene understanding and computer-assisted surgery. Develop concepts using 4D Gaussian Splatting, stereo/surface reconstruction, and sensor fusion. Requires a Master's in CS/Robotics and deep learning knowledge.

Turn complex Amazon and eCommerce data into actionable insights to drive business growth. Analyze sales, traffic, and profitability metrics while developing dashboards and streamlining reporting processes. Requires a degree in a relevant field and at least two years of business analytics experience.

Senior Tools Engineer develops industry-leading tools for CRYENGINE. Requires 5+ years of software development experience with C# and C++. Experience with micro-services and UI frameworks is key.

IT Project Manager to manage IT projects from planning to implementation. Responsibilities include coordinating teams, monitoring progress, and managing risks. Requires a degree in a relevant field and several years of IT project management experience.

Drive sales for Corning Optical Communications in the Data Center segment across EMEA. Focus on Neoclouds, EuroHPC, and Sovereign AI deployments by developing ecosystem partnerships and managing key accounts.

Flink seeks enthusiastic E-Bike Grocery Delivery Drivers to provide exceptional customer service. Deliver goods efficiently using an e-bike or e-scooter while meeting delivery targets. Must be 18+, have a German work permit, and speak English or German.

Senior Project Manager to lead IT infrastructure projects across the full lifecycle. Requires 6+ years leading IT projects over €5M budgets, strong PM standards knowledge, and ITIL familiarity.

Dual study program in Business Informatics-IMBIT starting October 2027. Trelleborg offers this program for students interested in polymer engineering and industry innovation.

Bridge Construction Welder needed for complex heavy steel bridge projects. Focus on professional welding of components using solid wire and flux-cored wire, following technical drawings and WPS. Requires technical training, German B1-B2, and willingness to travel.

Junior Build & Deployment Engineer (Linux) focuses on Linux administration, software build, deployment, and CI/CD support for critical systems. Requires experience with Linux, Ansible, Git/GitLab, and scripting.

Own the CIT AI platform's operating model, defining standards for LLM APIs, RAG, and MLOps. Set technical direction for engineering teams and partners, managing transition to production. Requires 7+ years in platform/ML engineering with strong Python, CI/CD, and cloud (Azure/AWS) experience.

Six fixed-term PhD positions (65%) are available in fields like International Relations, Economics, and Psychology. Roles involve independent research, teaching, and university activities. An excellent Master's degree is required.

Content Operations Manager to drive a busy content and production function. Responsibilities include managing the content pipeline, planning schedules, owning workflow, and coordinating production logistics for creative teams.

IT First Level Support for logistics. Troubleshoot hardware incidents, support employees, and manage IT setup. Requires basic knowledge of IT hardware, networks, and endpoint devices.

Junior Assistant to support investment professionals in a global investment management firm. Provides administrative support, diary management, travel arrangements, and project assistance. Requires fluency in German and English, excellent organizational skills, and experience in a fast-paced environment.

Expert Quantity Surveyor supports Subcontracting Management across the project lifecycle. Responsibilities include estimating costs from drawings and preparing BoQs using digital tools. Requires a degree in Quantity Surveying and five years of relevant experience.