freelance English-speaking jobs in Wuppertal

Lead Procurement and Supplier Management for the Packaging category within Direct Procurement. Engage with stakeholders to define requirements for suppliers and ensure procurement target achievement. Develop and execute category strategies, cost optimization initiatives, and long-term sourcing decisions.

Experienced Operations Director to lead manufacturing across 2 sites in North Rhine-Westphalia. Full accountability for production performance, operational excellence, and strategic development of processes, technologies, and teams. Reports to Plant Manager/Managing Director and leads 5-6 managers across 600+ personnel.

MarketFully Group seeks a native Norwegian speaker with SEO experience to optimize Google Business Profiles for a globally recognized sportswear brand.

Leads commercial performance of multiple Mindspace locations, driving revenue growth, occupancy, retention, and profitability. Manages regional sales, pipeline, pricing, and forecasting while supporting complex deals and new location launches.

Regulatory & Start-Up Specialist for clinical trials in Germany and Austria. Requires EU CTR experience, local language proficiency, and knowledge of national requirements. Prepares and submits regulatory documents, performs feasibility and site activation activities, and ensures adherence to SOPs and timelines.

Internship in research projects for interactive systems with eye-tracking. Students will work on user interaction, interface design, prototyping, and new hardware.

The ifo Institute seeks a Postdoctoral Researcher / Economist to join the Center for Migration and Development Economics. The successful candidate will conduct research on the economics of migration and integration, contribute to policy-relevant solutions, and guide doctoral candidates. Applicants must have a PhD in economics or a related field and proven research experience in internationally recognized journals.

The Customer Care Lead manages, coordinates, and reports on the resolution of escalated customer complaints. The role acts as a liaison between customers, the INEOS Dealer Network, and global engineering teams to ensure timely and effective issue resolution. Responsibilities include managing the relationship with the Road Side Assistance provider, optimizing processes, and ensuring compliance with technical standards, warranty policies, and customer care guidelines.

Senior Manager responsible for the global Travel & Expense (T&E) process. Establishes, optimizes, and governs T&E frameworks and policies. Leads the implementation of a centralized T&E tool and ensures user adoption and process efficiency. Serves as a subject matter expert on T&E regulations and compliance. Collaborates with Finance, HR, and international teams to align processes and drive continuous improvements.

PhD position in experimental leukemia research focused on functional genomics of acute leukemias. The position involves establishing and characterizing engineered murine leukemia models, supporting functional genomics workflows, and performing in vitro and in vivo assays.

Lead the rollout of Daiichi Sankyo's global electronic document management system (eDMS) in the EUCAN region. Analyze existing GxP document management processes, develop a migration strategy, and plan the end-to-end implementation.

Develop, test, and integrate FPGA subsystems within a quantum computer control framework. Implement RTL designs, take ownership of specifications and architecture, and generate documentation.

Provide support to the Kia Europe Sales Team, assisting with projects, data analysis, and strategic initiatives. Support the monitoring and reporting of National Sales Company sales and incentive programs performance. Interact with business units to coordinate and consolidate market-specific data. Develop data visualizations and analysis, transforming complex sales data into clear reports and dashboards. Support the execution of Sales Department events and meetings.

Senior Fullstack Engineer to build and extend an AI-powered security review platform. Responsibilities include backend development, data flow design, consultant-facing UI development, and platform reliability. Requires 5+ years of fullstack experience, Python/FastAPI, PostgreSQL, async programming, React/TypeScript, and production deployment experience.

Drive sales and manage customer relationships in the construction industry. Manage and grow customer platforms, focusing on high-potential customers. Promote Berner as a premium brand and handle objections, delivery, and quality claims. Analyze sales area KPIs and report to superiors. Collaborate with the sales team to achieve performance goals.

Experienced Meshing Algorithm Engineer to design, enhance, and optimize advanced meshing technologies for engineering simulation workflows. Develop and optimize 2D and 3D meshing algorithms in C/C++. Collaborate with global engineering teams on software development and testing.

As Assistant Store Manager, you support the Store Manager in achieving commercial goals, leading the team, and maintaining store operations. You contribute to daily training, staff scheduling, and inventory management. You act as a brand ambassador, ensuring a positive customer experience and assisting with in-store events.

The IFRS Group Accountant & Consolidation prepares and analyzes monthly, quarterly, and annual financial statements for the Volkswagen Group according to IFRS. This role involves close collaboration with subsidiaries, designing accounting policies, executing consolidation measures, and supporting Group companies.

Drive DACH growth for a leading ticketing platform. Identify, approach, and close new event organizer and ticketing partnerships across Germany, Austria, and Switzerland. Own the full sales cycle and represent TicketSwap at industry events.

Product Designer (m/f/d) will identify and analyze product requirements, develop component and assembly concepts, and create CAD designs using NX. The role involves coordinating designs with specialist departments, creating product structures and documentation, and supporting various design-related tasks.