freelance English-speaking jobs in Wuppertal

Lead Tech Strategist (f/m/d) Core Platforms in Energy Retail at E.ON Digital Technology. Develops technological capabilities to support business strategy and unlock value potential. Requires experience with CRM/Billing Platforms (e.g., SAP, Salesforce, Kraken) and a background in IT/Tech organizational transformation.

Junior Foreign Exchange Trader will execute spot and forward trades, manage currency positions, monitor risk limits, analyze market trends, and assist senior traders.

The HR Director Europe leads the regional HR function, reporting to the CFO. This hands-on role focuses on the German market while overseeing broader European operations. The successful candidate will have significant experience in a senior HR role within a German-headquartered or German-focused international business.

This internship provides hands-on experience in event management and visitor experience design at Allianz Technology's R&D Center Europe. Assist with planning, coordinating, and executing events, including workshops, tours, and stakeholder meetings. Support guest management, create event materials, and collaborate with stakeholders and vendors.

Designs and maintains systems governing access to the AWS environment. Manages Teleport infrastructure, develops IAM workflows, and implements JIT access solutions. Collaborates with the Cloud Control team to integrate security policies and automate authorization flows.

Implementation/Client Onboarding Specialist for the DACH region. Manage end-to-end implementation projects, deliver remote and onsite training, and configure software to customer workflows. Fluency in German and English required.

Evaluates and qualifies global supplier network for scalability, cost-efficiency, and sustainability. Develops improvements with suppliers to achieve growth targets. Analyzes supplier processes and implements measures to reduce risk and improve performance. Ensures supply chain compliance with regulations and standards.

Verus Libori Klinik seeks international psychotherapists with a Master's degree in Clinical Psychology to provide adult, child, and adolescent psychotherapy in a Black Forest clinic.

Global Marketing Manager will develop and execute global event and direct marketing strategies, including monitoring KPIs and ROI. Leads global event marketing efforts in collaboration with regional marketing managers. Develops and cultivates cross-functional relationships within ShowHeroes and with external partners. Requires a marketing or business degree and 2-3 years of relevant experience.

Solactive seeks a (Senior) Vice President to lead Market Data Management, defining strategy, advising leadership on risks and opportunities, and optimizing data spend. This role involves negotiating with exchanges and vendors, establishing governance frameworks, and ensuring compliance.

The Institute of Management Accounting and Control (IMC) seeks a Research Assistant/Doctoral Student to work on research questions related to digitalization, sustainability, performance management, and CFO roles in corporate transformation. The successful candidate will have a strong interest in these areas, superior analytical skills, and a very good master-level university degree.

Senior HR Data Analyst needed to build and lead global HR analytics capability. Develop workforce analytics, establish reporting frameworks, and partner with HR, Finance, and IT teams. Requires 5+ years of HR analytics experience, SAP HCM knowledge, and proficiency in data extraction, modeling, and transformation.

Lead commercial legal strategy for a VC-backed technology company. Draft, negotiate, and execute commercial agreements, including customer, supplier, SaaS, and strategic partnerships. Advise leadership on legal risk, deal structure, and commercial decision-making.

Senior Research Analyst and Portfolio Manager will conduct fundamental research on global technology companies, develop investment theses, and contribute to buy/sell decisions.

The Senior Data Modeler defines and governs enterprise-grade data models, translating business concepts into scalable data structures. This role designs models for cloud-native platforms, ensures interoperability, and mentors data analysts. Responsibilities include leading data modeling workshops, enforcing standards, and collaborating with architects and engineers.

Payroll Specialist needed for part-time role (50%) in Hamburg. Manage monthly payroll for 250 employees across two locations, ensuring compliance with legal and regulatory requirements.

Students in computer science or related fields are sought to work on research projects in 3D computer graphics and visual computing. Projects include 3D reconstruction, differentiable rendering, and optics simulation.

The Max Planck Institute for Political and Social Science seeks a Postdoctoral Fellow to conduct research on the coexistence of violent orders and democracy. The project examines the relationship between political and economic institutions, political violence, and its consequences for political outcomes.

Customer Service Representative will manage international customer relationships, ensuring smooth order fulfillment and customer experience. Responsibilities include communicating with customers, coordinating shipping arrangements, and collaborating with internal and external stakeholders. Requires experience in a similar role, excellent English communication skills, and proficiency in Microsoft Office. Experience in a commercial or supply chain role, automotive industry, or knowledge of SAP/Salesforce is advantageous.

Senior Project Manager to lead large-scale data center projects, overseeing program performance, client interface, and multidisciplinary teams. Proven experience delivering data center projects in Europe, UK, or Ireland required.