freelance English-speaking jobs in Wuppertal

Senior Database Administrator with 5+ years of experience managing Aurora MySQL, PostgreSQL, and Oracle databases. Designs, implements, and maintains high-availability, scalable database clusters. Collaborates with cross-functional teams to ensure database solutions align with business goals.

Tax Manager to advise multinational clients on OECD Pillar II, compliance, and reporting. Requires Certified Tax Advisor qualification, international corporate tax experience, and knowledge of Pillar II rules.

Ensure timely availability of vehicle components for motorsport projects. Coordinate parts flow between workshop, engineering, logistics, and race operations. Manage inventory, planning, and systems to track component lifecycles. Support test and race events, coordinating parts flow and tracking requirements.

Lead complex engineering projects from initiation to delivery, ensuring adherence to scope, budget, timeline, and quality. Manage cross-functional teams, stakeholders, and external partners in a highly regulated environment.

Leads a team of Technical Process Owners, ensuring QIAGEN's SAP process landscape is future-ready and aligned with best practices. Guides the transition to a Center of Excellence operating model and shapes the long-term digital process strategy.

Senior UHF Payload Systems Engineer to lead technical definition, de-risking, and validation of UHF services on MEO satellites within the IRIS² program. Develops space segment technical specifications and satcom system analyses. Collaborates with suppliers and monitors derisking activities. Requires RF and satcom expertise, satellite payload design and testing experience, and a strong system engineering mindset.

Data Platform Engineer will design and develop a modern data tech stack. Responsibilities include administering and developing Kubernetes, Lakehouse, and event platforms. Requires a degree in (Business) Computer Science, experience with distributed architectures, and strong Linux skills.

Working Student supports the Sales team with administrative tasks and data management in an international B2B environment. You will collaborate with various departments and contribute to smooth sales operations.

Systems Engineer translates user and business needs into product requirements, executes high-level product design, and conducts integration and verification activities. The role manages system decomposition, optimizes performance, and ensures regulatory compliant quality activities.

Scientist II will conduct physical testing of medical devices and materials, manage client projects, and prepare technical reports. Requires a degree in a scientific or engineering discipline or relevant industry experience, fluency in German and English, and strong analytical and communication skills.

Senior Quantity Surveyor to manage commercial and contractual aspects of projects from procurement to final account. Experience in MEP, Data Centre, Pharmaceutical, Industrial, or large-scale construction projects required.

Stryker seeks an experienced Capital Sales Account Executive to drive sales of high-value capital equipment in Germany. You will manage existing accounts, identify new business opportunities, and lead complex sales cycles.

Technical Project Manager for Solar PV & BESS projects. Manage projects from concept to financial close, ensuring technical feasibility, optimized design, and compliance with standards. Experience in EPC tendering, technical evaluation, and project development required. Fluent in German and English.

Senior Technical Program Manager to lead large-scale data platform and migration initiatives. Requires 5-8+ years of experience delivering large-scale software, data, or platform programs. Must have strong understanding of software development and technology concepts.

As a working student, you will support customer onboarding, manage support tickets, and configure client settings within our compliance automation platform. You will also communicate with authorities regarding international work and travel compliance.

Experienced EHS professional to oversee daily safety standards on a construction site in West Germany. Ensures compliance with project-specific EHS plans, statutory requirements, and client requirements. Conducts safety inductions, monitors site compliance, and manages work permits. Requires Certified Safety Specialist (SiFa) certification and construction experience. Fluent German required, additional languages a plus.

Senior Systems Engineer with 7+ years of Linux administration experience needed. Expertise in infrastructure automation (Ansible, Puppet, Terraform) and cloud platforms (AWS, Azure) required. Strong problem-solving skills and fluency in German and English are essential.

Drive growth and build strategic partnerships as a Luxury Sales & Business Development Consultant. Manage the entire sales cycle, from lead generation to booking, and cultivate relationships with international guests, corporate clients, and referral partners.

Senior SOAR Software Engineer will integrate SOC systems, develop automation solutions, and support the introduction of platform technologies. Requires a university degree in IT, several years of relevant experience, and proficiency in Bash, JavaScript, and Go.

The Logistics Specialist – Transport Arrangement coordinates vehicle transportation across Europe, collaborating with internal teams, logistics providers, and transport partners. This role ensures smooth transport execution, accurate shipment tracking, and timely delivery.