freelance English-speaking jobs in Wuppertal

Backend Engineer role building and maintaining production money movement services using Golang. Focus on complex system integration, reliability, and contributing to technical design within the Transfers Europe squad.

Experienced Senior Accountant needed for MET Group. Responsibilities include preparing financial statements under IFRS and German GAAP (HGB), managing intercompany reconciliations, and supporting reporting. Requires accounting expertise and proficiency in DATEV.

Senior FullStack Engineer focusing on Frontend for Retail Media/AdTech Solutions. Build end-to-end experiences using React, Next.js, and Node.js, developing complex web apps and backend services.

Lead the new Risk Management Credit Markets unit, setting priorities and building a high-performing team. Oversee risk governance, identification, assessment, and management of credit risks in secured financing, portfolio financing, and securitizations.

This Dual Study Program offers a Bachelor's degree in Business Administration combined with practical work experience. Candidates gain knowledge in finance, operations, and project coordination while working at a partner company. German B2 level is mandatory.

Lead strategic technology transfer projects within the global Biopharma TechOps organization. Coordinate cross-functional teams, manage complex stakeholders, and ensure successful project execution on time and within budget.

Support customers in Southern Germany, Austria, and Eastern Europe as a Market Application Specialist for light scattering instrumentation. Provide scientific expertise, conduct demonstrations, and advise on analytical challenges. Requires relevant scientific degree and HPLC experience.

Instrument Scientist role involves operating and maintaining 2D imaging detectors and supporting coherent diffraction imaging experiments on clusters and nanoparticles. Requires a PhD in physics and experience with relevant imaging methods.

Area Sales Manager develops business prospecting and manages accounts for railway, renewable energy, and industrial products. Requires a technical degree and 5+ years of sales experience in electrical equipment. Focus is on the Balkan region and Europe.

Develop global account strategies for key food industry customers. Drive growth by identifying international opportunities and building executive relationships. Manage sales pipelines and lead complex customer projects. Requires experience in Key Account Management within the food ingredients industry.

Proteomics/Mass Spectrometry Scientist to manage LC/MS equipment, develop PRM assays, and maintain quality standards. Experience with timsTOF and peptide mass spectrometry is required.

Drive cross-site product innovation in blow and cast film coextrusion for fresh food. Manage local innovation projects, ensure design-for-recycling and PPWR compliance, and collaborate with international teams.

Lead the International Tax Team, holding global responsibility for the Group's tax strategy, planning, and risk management for M&A and restructurings. Requires 10+ years of experience and relevant tax qualifications.

Senior Digital Execution Manager leads complex, global IT system upgrades and large-scale digitalization projects. Requires 10+ years in IT/Digital Project Management, experience with agile/SAFe, and strong German/English skills.

Senior Solutions Architect to advise academia on Open Models and LLMs. Requires 5+ years running LLM lifecycles on multi-node systems and a STEM graduate degree. Drives research adoption of NVIDIA technology.

Define and govern cluster marketing priorities for Stationery, Shavers, and Lighters across Developed Markets. Own strategy, P&L delivery, and execution frameworks to drive growth and market share.

Senior customer-facing technology leader advising CTO/executive teams on complex cloud-native solutions across EMEA. This role influences technology strategy for digital transformation in Enterprise, CSP, and Industrial markets.

Serve as a developer for complex AI applications, building production-grade agentic workflows. Architect the connection between Google's AI products and customer infrastructure. Requires 5+ years in software development using Python and experience with cloud AI systems.

Working Student in Corporate Development supporting M&A, target search, and commercial due diligence. Conduct analyses and build AI-powered solutions. Requires business-oriented studies and strong analytical skills.

Cost Manager provides commercial advisory and cost management for construction and fitout projects across Germany and Switzerland. Responsibilities include cost estimation, procurement management, and financial reporting. Requires a relevant degree and 2-7 years of construction industry experience.