freelance English-speaking jobs in Wuppertal

This is a part-time, hands-on role supporting workspace operations. Responsibilities include keeping workspaces clean and functional, moving equipment, assisting with setup and maintenance tasks, and supporting logistics. Ideal for students or those with practical/technical experience who enjoy hands-on work.

Senior Enterprise Sales Specialist to accelerate growth of the Stibo Systems Customer Experience Data Cloud. Supports and elevates regional sales teams, acting as a trusted advisor to enterprise customers. Leads complex sales cycles and provides deal strategy guidance. Requires 10+ years of enterprise software sales experience with a strong track record selling Customer Data Solutions. Proven success in complex enterprise environments and experience in overlay/specialist sales roles within matrixed, international organizations. English is essential; additional languages are a strong asset.

Build and lead CGM's global performance and product marketing function as a scalable, ROI-driven growth engine. Own demand generation, pipeline creation, go-to-market excellence, and measurable marketing impact across all markets. Establish and operationalize the model in Germany, shaping team structure, decision-making cadence, and execution standards.

Senior Deal Desk Analyst supports the structuring of complex, profitable, and compliant commercial transactions. Manages deal approvals, ensures compliance, and partners with Sales to optimize deal structures. Requires experience in contract drafting, financial modeling, and revenue recognition principles.

Lead the development of Zellerfeld's post-processing systems, specializing in washing and drying for 3D-printed footwear. Serve as a technical expert, design and implement efficient processes, and mentor a team of engineers.

As a Supplier Quality Manager, you will ensure global suppliers meet Siemens Energy's quality standards. You will collaborate with suppliers, engineering, procurement, and project teams to resolve quality issues, assess risks, and drive continuous improvement.

Design Verification Engineer with expertise in SystemVerilog and UVM methodology. Experience in ASIC-Memory Design methodology, DDR protocol knowledge preferred. Collaborate with architects and designers to meet performance and reliability requirements.

Assistant Registrar (m/f/d) for documenta 16. Full-time position (40 hours/week) with a fixed-term contract ending June 30, 2027 or December 31, 2027. Start date July 1, 2026 or October 1, 2026. Responsibilities include organizing art shipments, coordinating with customs, drafting loan agreements, and managing exhibit lists and condition reports.

Drive the development and execution of sales activities within the "Invest 2 Grow" pillar, ensuring targets are achieved. Conduct NRM lever sprints, establish KPIs, and analyze initiative performance. Contribute to the evolution of NRM tools and support international rollout. Develop capability-building materials and deliver programs to embed NRM skills across teams. Coordinate country visits, maintain stakeholder relationships, and support the identification and scaling of new growth opportunities.

Working Student to support day-to-day office operations at TYTAN Technologies. Tasks include managing meeting rooms, office supplies, and facilities. Must be enrolled in a university program in Business Administration, Management, or Public Administration and have strong organizational skills.

Experienced Sales Lead to drive go-to-market success for Jira and Confluence apps. Own sales strategy, achieve targets, build and enable the sales team, and manage the sales process. Requires 5+ years B2B sales experience, Atlassian product knowledge, and strong leadership skills.

Designs, modifies, and troubleshoots electrical and electronic assemblies for semiconductor equipment. Performs engineering analysis, generates test reports, and develops innovative solutions. Coordinates component procurement and resolves technical issues.

Applications Engineer will work with the sales team to secure business by developing product solutions and supporting the sales process. Responsibilities include technical evaluation, proposal development, and customer engagement. Requires a qualification in Building Services or Mechanical Engineering and experience in a technical applications role within the HVAC industry.

Supports the implementation and maintenance of Risk Management System (RMS) and Internal Control System (ICS), including setting standards and methodologies. Acts as the operational point of contact for assigned processes or entities and ensures consistent application of RMS and ICS requirements.

Coordinates warranty execution, acts as the primary customer contact, and manages defects and NCRs. Analyzes field incidents and quality data to drive continuous improvement. Supports warranty projects and retrofits in the DACH region.

Senior/Principal FACTS System Design Consultant to develop flexible grid solutions for HVDC and FACTS technologies. Designs AC and FACTS systems, performs studies, and leads simulations. Requires a Master's or PhD in Electrical Engineering and 7+ years of experience in FACTS projects.

Medical Monitor provides medical oversight for clinical studies, ensuring patient safety and clinical integrity. Reviews medical data, assesses protocol deviations, and provides guidance on subject/patient eligibility and safety.

Lead and develop the Risk Governance & Capital Planning team, providing guidance and expertise across ICAAP (Pillar 1) and ILAAP topics. Own and further enhance capital planning processes and Pillar 1 ICAAP governance, including stress testing frameworks and scenario design.

Lead technical design and delivery of HVDC cable systems, including accessories, fiber optic systems, and cable monitoring. Manage project phases from permitting to commissioning. Lead multidisciplinary teams and coordinate external service providers.

As a Sales Assistant, you will provide excellent customer service, represent the Fred Perry brand, and contribute to a positive team environment. You will assist with store operations, product knowledge, and customer feedback.