freelance English-speaking jobs in Wuppertal

Working student for IT Administration managing Google Workspace, network infrastructure, and IT security. Responsibilities include hardware onboarding and serving as an employee contact. Requires ongoing degree in a relevant field and B1 German/English skills.

Design and lead software architecture for a global rental platform connecting 2,000+ branches. Focus on the software-hardware intersection, driving system design across branch domains. Requires experience with production systems and tech stacks like Go/Java/Python.

Principal Architect advises strategic accounts on Google Cloud, identifying priorities and designing solutions across the ecosystem. Requires 10 years as an enterprise architect or in a customer-facing role, with cloud computing and executive presentation experience.

Develop and maintain frontend software components for sensors and embedded AI using Rust, Go, Python, and JavaScript. Participate in software architecture design and technical interface definition. Document, present, and explain results to customers and colleagues.

Drive growth for MaK used parts and engines in the Middle East and Africa. This customer-facing role requires building dealer relationships, executing sales strategies, and providing technical guidance. An engineering degree or equivalent experience is required.

Client-facing Data Visualization Analyst supporting Integrated Air and Missile Defense. Develop data methodologies, analyze operational data, and present findings using tools like SQL, Python, and visualization formats. Requires 3+ years in data science or related fields and TS/SCI clearance.

Experienced Electrical Supervisor needed for a major data centre project. Responsibilities include supervising electrical installation works, coordinating site activities, and ensuring compliance with safety and quality standards. Requires 5+ years of electrical trade experience and 2+ years in a supervisory role on large-scale data centre projects.

Matrix42 is seeking unsolicited applications from individuals passionate about shaping the IT of tomorrow. Ideal candidates approach new challenges with commitment, enjoy international environments, and strive for continuous development.

Tenured Professorship in Piano/Piano Methodology at Martin Luther University Halle-Wittenberg. Requires expertise in piano, performance, and methodology, focusing on teacher training and research collaboration.

EDI Consultant needed with 6+ years of experience in EDI and system integration. Requires expertise in EDIFACT, VDA, ANSI X12, and mapping technologies. Knowledge of SAP processes and automotive message types is preferred.

Lead, develop, and optimize the Key Account Management team in Germany to achieve commercial targets and maximize market share. This role requires strong leadership, pharmaceutical sales knowledge, and fluency in German and English.

Build and maintain production-ready backend and full-stack features using TypeScript. Integrate AI-powered functionality into the think-cell product. Work closely with C++ and AI engineers to translate ideas into robust product features.

Provide organizational support to the marketing department, coordinating processes and ensuring smooth operations. Tasks include website maintenance, event coordination, and assisting with digital marketing campaigns. Requires fluency in English and German.

Head of Marketplace to drive and scale the marketplace business for a leading Consumer Electronics player. Own the full P&L, build a DTC marketplace from the ground up, and collaborate with partners like Amazon, Otto, and MediaMarkt.

Key Account Manager E-Trade EMEA executes e-commerce strategy, owning European e-retailers and marketplaces. Responsibilities include P&L management, relationship building, and optimizing platform marketing to drive growth.

Manages product groups, sets long-term strategy, and aligns with business goals. Defines service specifications, creates value propositions, and provides expert support to sales. Drives innovation, monitors profitability, and coordinates promotional needs. Requires a bachelor's degree, minimum five years of experience in product line management, and strong analytical and communication skills.

Data Product Manager will translate business needs into data solutions, own product roadmaps, and define data product semantics. Requires SQL and Python proficiency, experience translating business needs into solutions, and excellent communication skills.

Implement data visualization plugins in TypeScript using internal APIs. Collaborate with product design and frontend teams. Ensure visualizations function smoothly across all platforms. Proven TypeScript development experience, preferably with React, is required. Familiarity with D3.js, SVG.js, or similar frameworks is beneficial.

Develop GWDG's QC ecosystem, connecting quantum workloads to HPC infrastructure. Responsibilities include scheduler logic, SLURM optimization, and performance tuning for hybrid workloads. Requires CS/Physics degree and Python coding skills.

Senior IT Project Manager with 15-20+ years of experience leading large-scale technology initiatives. Requires native or fluent German, strong consulting background, and expertise in complex enterprise environments.