freelance English-speaking jobs in Wuppertal

For our Medical Foundation Track, a preparatory program for prospective medical students, we are looking for a motivated Lecturer / University Instructor (m/f/d) in Chemistry and Biochemistry on a freelance basis.

Motivated Metalworker/Fitter (m/f/d) with basic welding skills is sought to support the manufacturing of metal and piping assemblies for a global climate technologies company.

Be the heartbeat of the location as a Front Desk Associate. You will be the first point of contact, managing daily operations, member support, and coordinating maintenance. Requires 1-2 years of customer service experience and fluency in English and German.

Develop and manage Radiometer's global external partnership ecosystem across diagnostics and digital health. This individual contributor role optimizes collaborations for portfolio growth, defining governance and driving value realization through external innovation.

Doctoral Researcher position focusing on innovation and organization in digital platform ecosystems. Requires a strong Master's degree and analytical skills, with an interest in platform governance.

From automated current-state analysis to financing & subsidies, we are the first point of contact to help homeowners decarbonize their homes.

Pack customer orders efficiently, ensuring freshness and quality. Register new products, monitor stock levels, expiry dates, and product quality. Maintain a clean and organized work environment.

Define and drive the Book category strategy across Europe, owning sales, margin, and profit. Lead commercial negotiations with publishers and manage cross-border compliance. Requires 8+ years in category management with 3+ in leadership.

Preventis GmbH develops innovative diagnostic solutions that combine rapid tests, digital technologies, and data-driven healthcare.

Lead the German procurement function for an international services client in a global matrix organization. Responsibilities include managing supplier relationships and driving cost reduction. Requires a university degree and fluency in English and German.

Experienced MIG/MAG Welders needed for manufacturing and industrial companies. Responsibilities include welding steel, fabricating components, and inspecting weld quality while adhering to safety standards. Requires minimum 2 years of experience and relevant technical skills.

The University of Potsdam seeks a Professorship (W 2) in Physical Chemistry of Condensed Matter. The role requires expertise in experimental physical chemistry for research and teaching, aligning with focus areas like "Light and Matter" or "Polymers, Materials and Interfaces."

Logistics Operations Intern to handle daily RFQ requests, track shipments, and maintain warehousing records. Support inventory reviews, document cargo issues, and coordinate with European partners. Requires MS Office proficiency and strong communication skills.

Senior Software Engineer, Data, scales the data platform for industrial decision infrastructure. Own ingestion, storage, and fast querying of millions of records. Requires 5+ years building data-intensive systems with strong Python and TypeScript skills.

Support contract management and accounting for intellectual property. Responsibilities include financial processing of agreements, preparing invoices, and liaising with internal and external partners. Requires commercial training and experience with contract management.

Advise national and international clients on US and international tax matters. Interpret and apply international tax treaty provisions. Provide estate and gift tax planning services. Develop tax-efficient structures involving PFICs and CFCs.

Support executive management in day-to-day business operations through business analysis, research, and M&A support. Requires a business administration degree, native German, and very good English skills.

Take the Financial Lead at a Global Pharmaceutical Player Are you a seasoned accounting professional looking for a high-impact key role in an international corporate environment?

This pivotal role drives the strategic account management program in Germany across all Business Units. The focus is on achieving sustainable growth within strategic hospital accounts by owning account strategy and orchestrating cross-functional resources to improve customer experience.

This role executes Global Security & Risk Management strategies across European operations. Responsibilities include compliance oversight (TAPA, C-TPAT, AEO), risk assessment, incident management, and supporting security plans for sensitive shipments.