freelance English-speaking jobs in Wuppertal

Stylists are central to the Levi’s® store experience, providing exceptional 1:1 service and styling advice. Responsibilities include supporting store operations, maintaining visual merchandising, and achieving sales goals. Candidates need strong communication and a passion for fashion.

Senior Machine Learning Engineer to lead AI model development for customer support. Responsibilities include designing, deploying, and optimizing state-of-the-art AI solutions using ML, deep learning, and LLMs. Requires 4+ years of experience.

Contract Negotiator leads negotiation, preparation, and execution of site agreements to accelerate clinical trial start-up. This role involves partnering with sites and sponsors to ensure compliance and drive timely activation.

Senior FullStack Software Engineer needed to ensure Doctolib DE connects to the German digital health ecosystem and complies with FHIR standards. Build and maintain integrations with health services. Requires 6+ years experience in Kotlin and React/TypeScript.

Data Center Engineering Operations Technician responsible for best practice systems and problem resolution on data center electrical and mechanical infrastructure. Requires hands-on work with M&E systems, safety standards, and continuous improvement.

Software Engineer in Telemetry Team. Develop solutions to collect, transfer, process, and analyze telemetry data for V93000 test systems. Requires systems programming, data engineering, and Linux proficiency.

Lead consultative discovery and craft visionary solutions for Polymers, Specialty Chemicals, and Power Generation industries. Leverage expertise in AspenTech's product portfolio to deliver business value.

Design and automate core Finance processes, including Quote-to-Cash, Procure-to-Pay, and Record-to-Report, while leading ERP rollout and IT transformation. Requires 6+ years in Finance Systems with technical fluency in SQL/Python and AI application.

Build Android features for vendor self-onboarding using Kotlin. Own features, adapt for white-labelled brands, and maintain CI/CD pipelines. Requires mobile development experience and automated testing skills.

Drive global growth for Private Label Cutting Tools by developing channel strategy, building strategic partnerships, and negotiating commercial agreements worldwide. Requires international sales or channel management experience.

Design, develop, and maintain reliable C++ code for space domain software, including satellite subsystem models and simulation infrastructure. Requires C/C++ proficiency, OOP, and UML knowledge.

Senior Consultant in Digital Commerce for Retail & CPG. Lead discovery, design end-to-end digital commerce solutions, and advise on platforms and CX. Requires 5+ years in e-commerce, IT consulting, and German/English fluency.

Oversee operation and maintenance of electrical and mechanical infrastructure for AWS Data Centers. Maintain facility operations, ensure safety procedures, and troubleshoot technical issues.

Design, implement, and optimize SAP S/4HANA FI/CO solutions. Configure the module, support cutover, and collaborate on end-to-end solutions. Requires strong SAP FI/CO experience and fluency in German and English.

Senior SRE/DevOps Engineer to own and improve cloud-based infrastructure. Responsibilities include designing robust architectures, embedding SRE practices, and automating processes. Requires 5+ years in SRE/DevOps with cloud and IaC experience.

Seeking an Investment Manager for an entrepreneurial private equity fund. Responsibilities include managing the full deal cycle, financial analysis, and supporting portfolio value creation. Requires prior PE, investment banking, or consulting experience, strong analytical skills, and native German/fluent English.

Senior SAP Development Consultant needed for digitalization and implementation projects. Requires 4+ years in ABAP, SAP logistics, and SAP Fiori/UI5. Must have strong analytical skills and fluent German/English.

Lead a team of six in Cloud Infrastructure and Security for a global marketplace on AWS and GCP. Own end-to-end platform reliability, cost-efficiency, and security posture.

Oversee operation and maintenance of electrical and mechanical infrastructure for AWS Data Centers. Maintain facility operations, ensure safety procedures, and troubleshoot technical issues. Requires familiarity with electrical/mechanical equipment.

Elanco seeks candidates for the apprenticeship as a Pharmacist (m/f/d), starting August 1, 2027. This role is within a global leader in animal health. No prior experience is required.