freelance English-speaking jobs in Wuppertal

Project Manager to manage client relationships and support automotive testing projects. Responsibilities include client communication, project coordination, and business development. Requires experience in project and account management, fluency in English and Chinese.

Senior Business Development Manager to accelerate product distribution in the DACH market. Responsibilities include pipeline management, developing sales strategies for Ecom/Retail/Crypto merchants, and C-level negotiations. Requires 10+ years in global enterprise sales with payments industry expertise. Fluent in German and English.

Key Account Manager for DACH Industrial Automation. Develop and expand strategic key accounts, focusing on manufacturers in factory automation. Requires technical sales experience in industrial automation and strong German/English skills.

Drive organic growth for Bikeleasing and Probonio by optimizing website performance through SEO, GEO, and A/B testing. Develop data-driven content strategies and manage content creation. Requires 5+ years in SEO/A/B testing and C2 German/C1 English.

Lead and build Applied Materials' Customer Engineering organization at a major semiconductor manufacturing site. Drive operational excellence, develop talent, and support fab ramp-up for strategic customers. Requires engineering background and 5+ years in semiconductor service.

Teachers needed for Mathematics, Physics, and Computer Science at a Studienkolleg. Prepare international students for German university entrance exams. Requires subject knowledge, 1+ year teaching experience with groups, and fluent English.

SAP Service Manager responsible for global application support of ERP and ancillary systems, including FI/CO modules. Manages service tickets, change requests, and escalations. Collaborates with internal and external resources to ensure smooth business operations. Requires a Bachelor's Degree in Information Technology or a related field and profound experience in SAP Service Management, specifically FI/CO modules.

Senior Talent Acquisition Manager to own end-to-end recruiting for complex roles. Shape TA processes, drive sourcing, and improve candidate experience. Requires 6+ years' experience and fluency in German and English.

Senior Software Engineer to shape the Flutter app for a major European soccer platform. Requires 8+ years experience, mobile expertise, and a full-stack approach using agentic engineering.

Postdoctoral Researcher to develop and execute a two-year research project on technology and statehood. Focus areas include AI, quantum computing, and digital twins. Requires a doctoral degree in social sciences.

Lead Omnex, an AI-native operating system for multi-channel e-commerce sellers, as Co-Founder & CEO. Own strategy, GTM, product iteration, capital raising, and team building. Requires founding experience and e-commerce expertise.

Lead strategic planning and execution of hyperscale data center equipment procurement for a national portfolio. Design and manage a scalable procurement model for MCE across a 1.5–2.5 GW IT capacity program.

Board-certified Psychiatrist needed to evaluate LLM reasoning on advanced cases. Develop expert diagnostic challenges and provide gold-standard answers. Requires MD/DO, active board certification, and 3+ years of independent practice.

Associate Workplace Operations & Experience Coordinator manages office maintenance, community engagement logistics, onboarding, events, health and safety protocols, physical security, and procurement. This part-time role supports real estate liaison, sustainability, and budget tracking.

Technology Manager to drive industrialization and operational readiness of a 300mm wafer fabrication facility. Responsibilities include coordinating production ramp-up, developing SOP processes, and ensuring system integration. Requires a technical Master's degree and experience in automated manufacturing.

Drive data-driven services and analytics for X-Ray products. Shape remote connectivity and platform strategies for Customer Service, identifying new revenue opportunities. Requires a Master's degree and experience in healthcare or customer services.

Preclinical R&D Expert needed for ADC & Bispecific programs. Review R&D data, label scientific data, and advise on development decisions. Requires 5+ years of hands-on preclinical R&D experience with drug assets and ADCs/bispecific antibodies.

Senior AdTech Manager to lead strategy, infrastructure, and operations for major automotive brands across Europe. Requires extensive experience in AdTech, Ad Operations, and leadership, with deep knowledge of Google Marketing Platform, The Trade Desk, and Meta.

Lead Data Governance and Master Data Management for Supply Chain. Drive data quality, governance frameworks, and business analytics. Manage teams and collaborate across functions to improve data assets and support digital transformation.

QA Engineer specializing in UI Automation for React/.NET web applications. Develop and maintain end-to-end test suites using JavaScript and Playwright. Experience with Jira, Azure DevOps CI/CD, and functional/visual testing is required.