freelance English-speaking jobs in Wuppertal

Senior Process Engineer responsible for optimizing and automating production processes. Requires a technical engineering degree and 5+ years of experience in manufacturing, preferably in a pharmaceutical environment.

Dispatch Agent responsible for preparing courier schedules, coordinating work distribution, monitoring delivery cycles, and providing support to couriers. Requires experience coordinating teams in a busy transport environment, good geographical knowledge, and strong communication skills.

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 strategic sourcing, VAT, design-to-cost, and TCO projects. Perform supplier management, market research, risk management, and contract negotiation.

Retail Intern to support a team in a high-class luxury brand. Responsibilities include customer service, operational support, and stock organization. Must have a passion for luxury retail, creativity, and fashion. Fluent in German and English.

Senior Sales Executive to drive new business development in Southern Bavaria. Responsible for acquiring industrial clients, managing the full sales cycle, and developing long-term partnerships. Requires 5+ years of B2B sales experience, fluency in German, and a residence within 45 minutes of Burghausen.

Operator for Biotech Support Operations needed for a 1-year contract. Perform routine operator activities in Weigh & Dispense, Solution Supply, USP, and DSP manufacturing areas. Minimum 3 years GMP manufacturing experience required. Fluent German and English.

Postdoctoral researcher sought for a 4-year DFG-funded project focused on functional genomics of acute leukemias. The position involves analyzing high-dimensional data sets to identify oncogenic vulnerabilities and therapeutic targets.

Working student (20 hours/week) to support IT projects in Application Management, Platform Management, Network Management, and Data Analysis. Must be enrolled in a German university, preferably in an IT or Management field, with a minimum of 3rd semester completed. Proficiency in English is required.

Sales Executive to drive new business development and manage existing accounts for a clean power technology company. Fluent German and English required. Proven B2B sales track record in utilities, renewable energy, or electronics/electrical technology.

IT Administrator responsible for server, network, and database management, software administration, security, and project support. Requires experience with Windows Server, VMware, firewalls, and network technologies. SQL and VBA knowledge preferred.

Leads strategic network planning and design for fulfillment centers, sortation hubs, transportation, and last-mile operations across Europe. Develops scalable infrastructure strategies, including site selection and operational flow design. Drives optimization initiatives across cost, capacity, service, and efficiency.

Design and automate UI and integration tests for electrical CAD software. Develop and maintain tests using established frameworks. Contribute to code reviews and identify software risks. Bachelor's degree in Computer Science or equivalent with 5+ years of experience as a Test Engineer. Strong knowledge of C#, UI testing frameworks, and integration testing frameworks. Experience with agile methodologies, code reviews, Git, and CI/CD. Excellent analytical and communication skills. English C1 required, German a plus.

Senior Load Calculation Engineer will develop fast load approximation methodologies, refine load calculation tools, and perform advanced simulations for wind turbine design and certification.

Project Manager to lead full project lifecycle from initiation to handover. Manage project scope, schedule, budget, and communication. Requires 3+ years of project management experience, logistics knowledge, and fluency in English. Must be able to travel extensively across EMEA.

Drive customer success for Root's F&B customers by ensuring smooth project execution, tool adoption, and building strong relationships. Own a customer portfolio, guide them through key milestones, and manage projects end-to-end. Design farmer-facing enablement programs and collaborate with Account Management to relay customer feedback.

Senior SAP ABAP Developer will independently work on commercial business processes and map them in SAP systems. Responsibilities include continuous system development, interface development, and implementing development orders in an agile environment. Experience with ABAP, ABAP-OO, ODATA, and at least 3 end-to-end implementation projects is required.

Financial Accountant needed for a part-time, fixed-term position. Supports the finance team in providing expertise and guidance for business models and practices.

Design, build, and validate mission-critical RF subsystems for telemetry, control, and low-latency video links. Develop RF front-ends, receive chains, antennas, and tuners. Optimize real-time video over RF and validate performance in field conditions.

Internship in Sales Strategy & Development for aircraft engine overhaul. Collaborate with cross-functional teams, develop sales strategies, conduct market research, and track key performance metrics.

Supports the Sales organization by identifying and qualifying potential Enterprise customers in the DACH region. Engages and qualifies potential customers, follows up on leads, and sets up discovery meetings for the Sales team. Tracks leads, activities, and outcomes in Salesforce. Fluent in German and English required. Prior experience in a BDR/SDR role or similar customer-facing position preferred.