freelance English-speaking jobs in Wuppertal

Develop and maintain advanced power system models for steady-state and dynamic simulations. Lead the development lifecycle of models, from research to implementation and maintenance. Collaborate with application engineers to provide customer support.

Develop and manage treasury operations, including liquidity planning, loan administration, financing, and cash pooling. Evaluate and implement new processes, reporting systems, and tooling solutions. Collaborate with the Finance department and payment service providers.

Lead the end-to-end promotional engine for a European pet e-commerce company. Develop strategy, team, tooling, and governance, ensuring alignment across markets and functions. Drive integrated net price management and build a Promotions Center of Excellence.

Manage and develop global network infrastructure, including WAN, LAN, and Wi-Fi. Execute network modernization, handle technical requirements, and provide technical service documentation. Requires 5+ years of network experience, expertise in routing, switching, firewalling, and network architecture.

Senior Finance Operations & SSC Excellence Manager for Vantage Towers. Manages interface between SSC team and stakeholders, creates reports, performs cash flow reporting and lease reviews, executes SOX and internal controls, and ensures quality assurance of SSC activities. Requires 3+ years of financial accounting experience, real estate lease accounting knowledge, and fluency in German and English.

Develop advanced machine learning architectures for automated driving functions and conduct independent research to identify and close technology gaps. Bring models from research to production and contribute to the product and feature roadmap.

The Chief of Staff / PMI & Transition Officer will serve as a strategic advisor and operational leader, driving key initiatives and ensuring cross-functional alignment. Responsibilities include strategic planning, operational guidance, cross-functional coordination, post-merger integration, and continuous change management. The ideal candidate has experience in the renewable energy sector, project management, and change management.

Support the Voith Group Turbo Division in tracking customer complaints and ensuring timely processing. Develop global guidelines for handling customer portals and integrate data capture forms into customer contracts. Assist in improving goodwill policies and managing damaged parts inventory.

Research Associate (PhD candidate) to support research in inventory management, after sales service, production, and logistics. Will conduct research under the supervision of Prof. Dr. Dr. h.c. G. P. Kiesmüller and contribute to teaching activities.

Design and implement end-to-end ServiceNow architectures across ITSM, ITOM, and ITAM modules. Provide technical leadership and mentorship on ServiceNow projects. Collaborate with clients to translate business needs into technical solutions.

Customer Service Representative will provide administrative sales and customer care support to a Distributor Network of 15-20 Dealerships in the EMEA region. Responsibilities include managing customer queries, implementing best practice customer service, and managing the end-to-end order fulfillment process. Fluent Spanish and English are required.

Define and drive the strategic roadmap for SAP Business Technology Platform (BTP) globally. Design and maintain the SAP BTP target architecture, establish governance and best practices, and enable clean-core extensions for SAP S/4HANA. Drive adoption of key platform capabilities and ensure secure integration between SAP and non-SAP systems. Collaborate with stakeholders to identify innovative use cases and support the implementation of digital solutions.

DuPont seeks a EMEA New Business Development Technology Lead to identify, prioritize, and develop new applications and platforms for the Tyvek® Roll Goods Business.

Senior QA/QC Engineer needed for electrical system inspections, testing, and documentation in data centers and high-tech construction. Requires electrical engineering degree, construction experience, and knowledge of EU electrical directives.

Develop and scale AI systems for robots to manipulate deformable materials. Build deep learning models for computer vision and manipulation, design ML pipelines, and optimize model performance.

Growth Manager will plan, launch, and optimize user acquisition campaigns across Meta, TikTok, Google, and emerging platforms. Drive creative testing, analyze data, and collaborate with teams to shape growth strategies. Requires 3+ years of experience in performance marketing, digital growth, or paid media.

Product Assurance Engineer ensures compliance with ECSS standards, quality requirements, and customer expectations for space hardware throughout its lifecycle. Responsibilities include performing product assurance activities, leading root cause analysis, conducting FMEA, and overseeing product testing and qualification. Requires solid experience applying European space standards and at least 3 years in a Product Assurance or Quality Engineering role within the space or aerospace sector.

Professional Services Consultant to deliver Anaplan solutions, translate business problems into models, and manage customer relationships. Requires experience in financial/multi-dimensional modeling, Anaplan capabilities (Certified Model Builder), and consulting.

Project Manager - ICT Delivery will manage the successful delivery of ICT and telecommunications projects, ensuring compliance with scope, budget, quality, and timelines. The role involves coordinating with customers, vendors, and internal teams, resolving technical issues, and supporting pre-sales activities.

Supports production of monthly regulatory reporting to various institutions. Consolidates ERFB data and prepares regulatory reports, ensuring strong controls and supporting process improvements.