react English-speaking jobs in Wuppertal

Promote and sell HarfangLab's cybersecurity solutions across Germany, Austria, and Switzerland. Generate qualified pipeline, open new accounts, and support the regional sales strategy. Detect, qualify, and track opportunities, map target accounts, and prospect new clients. Leverage inbound leads and manage the first stages of the sales cycle. Collaborate with Pre-Sales, Marketing, and Partner teams.

Working Student / Intern will support the development of components and assemblies for a driverless vehicle platform. Tasks include 3D printing, surface finishing, assembly, testing, and sourcing parts. Must be enrolled in a relevant degree program and have hands-on experience with prototyping and workshop assembly.

Service Technician (m/f/d) Main Components will perform on-site servicing and maintenance of wind turbines. Responsibilities include replacing and repairing main components, collaborating with teams and external service providers, and documenting work digitally.

Senior Event Technician responsible for commissioning, supervising, and shutting down technical systems and installations. Experience with lighting consoles (GrandMA), media servers, and control software required. Troubleshooting, maintenance, and installation of technical equipment for events. Strong technical understanding and team player.

Leads global Lean OpEx strategy and transformation initiatives across development centers and production sites. Manages global deployment, ensures alignment with QHS strategy, and drives change management. Establishes continuous improvement capabilities, develops standards, and delivers training programs. Identifies process optimization opportunities, standardizes approaches, and monitors KPIs.

As a Visual Merchandiser for Berlin KuDamm, you will create inspiring displays, support sales, and ensure brand consistency. You will collaborate with the store manager and Head of VM to implement visual merchandising strategies and train the store team.

Reception Staff / FOM manages the Front Office, handling guest check-in/check-out, providing tourist information, and addressing guest concerns. Responsible for shift operations, serving drinks and snacks, and preparing cocktails. Requires experience or training in the hotel industry or tourism, strong communication skills, and a commitment to providing excellent customer service.

Delivers security as a service to operational sites across the end-to-end supply chain. Supports business continuity by contributing to emergency planning, identifying vulnerabilities, and managing risk with local management and external stakeholders. Ensures compliance with Amazon global security standards and owns security and loss prevention projects.

Provides secretarial and clerical support to the District Works Council (DWC) of the HQ, 21st Theater Sustainment Command. Performs general office administrative, clerical, and office automation work. Serves as a point-of-contact for internal and external activities and organizations. Schedules meetings, arranges travel, and prepares correspondence. Maintains files and records, and uses word processing software to input, edit, and format documents.

Own and manage financial operations, from daily tasks to strategic insights. Prepare investor reports, financial analyses, and ensure compliance. Improve bookkeeping, accounts payable/receivable, and customer invoicing.

Freelance CMS Administrators deliver and administer content management services across various platforms, ensuring high-quality, accurate, and timely updates for clients.

Social worker to advise and support adults facing family difficulties. Requires a diploma in social work and experience in adult protection or willingness to train. Must be organized, able to handle stress, and manage multiple tasks. Fluency in French and good knowledge of German required.

Provide operational support for SAP ERP and S/4 systems globally. Manage and monitor first and second level support, collaborate with internal and external partners, and resolve complex issues.

Lead and inspire a diverse team of ethical hackers, managing Red Team activities within Cybersecurity audit engagements. Assess and anticipate threats, design and execute attack scenarios across Siemens' IT/OT infrastructure, and communicate findings to management. Drive high-impact assessments on Siemens IT systems, applications, products, services, factories, and software development centers. Collaborate with industry experts to tackle root causes and drive innovative solutions to modern Cybersecurity challenges. Represent Siemens globally at leading Cybersecurity conferences.

Working student to support office management and event execution at VI Loft. Responsibilities include maintaining office organization, running errands, and assisting with event preparation and on-site support. Requires clear communication, organizational skills, German and English fluency, and flexibility.

Support our Product Design team in user-centered product development. Assist in planning, conducting, and analyzing UX research such as surveys, interviews, and usability tests. Document and share findings in tools like Confluence and Figma. Translate insights into actionable recommendations for design and product.

DKRZ seeks Software Engineers to develop and operate cutting-edge data services for climate model data. Responsibilities include designing, deploying, and maintaining containerized data services, collaborating on federated data catalogs, and implementing event-driven systems.

Lead creative work for international clients, developing and executing campaigns across platforms and social ecosystems. Combine conceptual excellence with strong copywriting skills and a deep understanding of social-first communication. Manage and mentor a team of creatives, ensuring high-quality output from idea to execution.

Senior Copywriter needed to create compelling, performance-driven content for a global online dermatology clinic. Responsibilities include writing for landing pages, social media, email campaigns, and more. Must have native-level German writing skills and 2-3 years of experience in performance copywriting or direct response marketing.

The Statistician/Psychometrician will develop scoring rules and algorithms for COA measures, program simulation datasets, and conduct statistical analyses for new COA measures and endpoints. They will also provide statistical support for the COA Accelerator tool and participate in thought leadership activities.