freelance English-speaking jobs in Wuppertal

Senior Kinaxis Consultant required to support a complex end customer project in the hi-tech/advanced manufacturing space. The successful consultant will work with French-speaking business stakeholders to understand Kinaxis pain points and identify solutions to improve value from the platform. Strong Kinaxis experience, fluent French and English communication skills, and business-facing consulting experience are required.

Flink seeks an Operations Associate to pack customer orders, ensure product quality, manage inventory, and maintain a clean and organized work environment. Must be at least 18 years old, have a German work permit, and be fluent in English or German.

International Payroll Specialist (German Speaker) needed for fixed-term contract (July 2026 - December 2027). Process, audit, and reconcile international payrolls for Germany, Austria, and Switzerland. Partner with external providers and internal stakeholders to ensure accurate and timely payroll reporting.

The European XFEL is seeking a researcher to work on a European-wide optics and metrology project. The role involves coordinating tasks related to the systematic study of contamination of X-ray optics, applying cleanroom technologies to recover them to their original state.

Amazon seeks a competition lawyer to drive EU and German regulatory matters, advise on competition-related issues, and shape the company's long-term strategy.

Senior Institutional Sales professional will acquire and cultivate institutional clients, manage mandate onboarding, and contribute to the company's growth strategy.

Sales Development Representative to drive growth in the Polish market. Responsibilities include outbound prospecting, lead qualification, and pipeline management. Requires fluency in Polish and English, strong communication skills, and experience in B2B sales.

SQL Service GmbH seeks a Cloud Engineer to design, develop, and implement Microsoft Azure architectures. Responsibilities include optimizing cloud environments, providing support for cloud service operations, and contributing to DevOps CI/CD processes.

Support value stream mapping and AI-supported process optimization projects. Gain insights into production operations and contribute to improving efficiency.

Lead client discovery sessions to identify business needs and demonstrate Adaptive ERP solutions. Five+ years of ERP sales experience and pre-sales experience required.

The Leibniz Institute of Virology seeks a highly motivated Postdoc to conduct research on respiratory virus pathogenesis under BSL-2 and BSL-3 conditions. The successful candidate will work independently, prepare animal experiment applications, and present research findings.

As CTO, you will lead technical direction for Caelex, shaping the future of space-compliance software. You will own architecture, scale the platform, build the engineering team, and drive enterprise capabilities.

The Department DHSS is seeking Doctoral and Postdoctoral Researchers for 5 positions. Roles include web application development, experimental methods, and a PhD project on fictional people and the climate crisis. Positions offer opportunities for teaching and project leadership.

Design, develop, and validate firmware for RISC-V based Application-Specific Instruction Processors (ASIPs) used in automotive and industrial applications. Collaborate with teams to define, customize, and optimize ASIP architectures.

Provides expert application support and training for molecular diagnostic instruments, software, and test kits. Troubleshoots customer issues, performs root cause analysis, and supports product introductions.

As a Test Engineer, you will ensure the reliability and performance of smart charging solutions by validating end-to-end system behavior. You will own the full testing lifecycle, from understanding requirements and designing test strategies to executing validation activities and resolving issues.

Supervises electrical installation on a large-scale data center project in Germany. Leads a team of trades professionals, coordinates with other teams, and ensures work is completed safely, on time, and to specifications. Requires proven experience supervising electrical teams on large projects and strong understanding of construction sequencing.

Lead the European organization, driving business performance and sustainable growth across nine countries. Translate global strategies into regional actions and share P&L responsibility for the region.

Service technician for maritime automation and control systems. Commissioning, inspections, maintenance, technical support, and training. Requires technical training, experience in automation, and strong travel flexibility.

Operate robotic platforms, monitor activities, and execute tasks according to procedures. Verify robot behavior, identify issues, and maintain operational records. Assist with robot setup, testing, and process improvement.