react English-speaking jobs in Wuppertal

Working Student for Danish Translations (m/f/d) will create, translate, and proofread content for the Danish market, including product descriptions, campaigns, and social media. Must be enrolled in a Bachelor's or Master's program, fluent in Danish and English (C1), and available 15-20 hours per week.

As an OT Connectivity Engineer, you will ensure the reliable and secure connectivity of renewable energy assets across Europe. You will assess communication architectures, resolve connectivity challenges, and drive standardization for efficient monitoring and operation of PV, BESS, and hybrid assets.

Senior Manager responsible for the global Travel & Expense (T&E) process. Establishes, optimizes, and governs T&E frameworks, policies, and standards. Leads the implementation of a centralized T&E tool and ensures user adoption and process efficiency. Serves as a subject matter expert on T&E regulations and compliance. Collaborates with Finance, HR, and international teams to align processes and drive continuous improvements.

Industry Subject Matter Expert to shape a professional learning program focused on applied artificial intelligence. Provide expert guidance on AI applications, technologies, and workplace practices. Contribute to curriculum design and ensure content reflects current industry trends and practical value.

Content Creator (60%) needed to produce multimedia content showcasing Galaxus logistics operations and culture. Responsibilities include filming, editing, and publishing video, photography, and social media assets. Must have 2-3 years of experience in content creation, social media, or a related field and be comfortable on camera.

Create and innovate AI-generated visual content (images, short-form video, copy) for various platforms, including social media, paid ads, and websites. Think critically, experiment with new AI tools, and optimize workflows for efficiency and quality. Collaborate with teams to ensure brand consistency across all content.

BBIS seeks an energetic Science Teacher to teach IBDP and IBMYP Science (Biology, Chemistry, or Physics) to grades 6-12. Responsibilities include teaching, curriculum development, laboratory safety, and student support. Applicants must have a teaching certification and experience teaching the IBDP/IBMYP program or similar.

We are a leading global online food delivery marketplace. Our tech ecosystem connects millions of active customers with hundreds of thousands of connected partners in countries across the globe. Our mission? To empower every food moment around the world, whether it’s through customer service, coding or couriers.

Senior Application Engineer to support Siemens EDA Design for Test (DFT) products. Responsibilities include product presentations, customer evaluations, and design methodology support. Requires wide technical experience with large IC digital designs, DFT knowledge, and excellent communication skills.

Warehouse worker (m/f/d) for permanent night shift at a leading international wholesaler in Hanover. Responsibilities include receiving, storing, relocating, packaging, and preparing shipments. Previous warehouse experience is desirable. Good German or English skills are required.

Senior Cell Validation Engineer plans, executes, and maintains validation activities for lithium ion and advanced products. Collaborates with cross-functional teams to create test specifications and characterize cell performance. Manages and performs tests across multiple chemistries using various equipment. Analyzes test results, generates reports, and supports root cause analysis. Requires a Bachelor's degree in electrical engineering and 5+ years of experience in advanced cell testing.

Builds and manages a portfolio of 20 client relationships within a defined technical vertical. Leads the commercial lifecycle from introduction to repeat business. Acts as a strategic advisor, offering data, insight, and market perspective. Identifies and pursues new opportunities within existing accounts.

Sales & Business Development professional will identify and win new business opportunities in the Aerospace industry, manage existing accounts, and coach team members on sales practices. Requires a degree in a related field, 5-8 years of experience in sales and business development, preferably in aerospace and defense, and fluency in German and English.

Internship in Sales Strategy & Development for aircraft engine overhaul. Collaborate with cross-functional teams, develop sales strategies, conduct market research, and track key performance metrics.

German-speaking Sales Representative to promote energy audit services, build client relationships, and contribute to market growth.

PhD position at the Helmholtz-Institute Erlangen-Nürnberg for Renewable Energies focusing on the automated development of electrochemical catalyst inks and coatings. The role involves developing and optimizing catalyst inks, establishing characterization workflows, and collaborating with data scientists to develop a rapid material testing method.

Coordinate SAP FI/CO projects, enhancements, and international rollouts. Translate business requirements into functional specifications and manage implementation with internal and external SAP experts. Support project planning, tracking, and reporting, ensuring timely delivery.

Retail Intern to support a team in a luxury brand environment. Responsibilities include customer service, operational support, and stock organization. Must have a passion for fashion, strong communication skills, and fluency in German and English.

Solution Architect (English speaking) needed to support the transition to SAP S/4HANA. Requires several years of IT experience, including SAP ERP WM, MM, and SD, and experience with ERP migration projects to S/4HANA. Strong knowledge of solution delivery frameworks and good understanding of agile software development processes are essential. Fluency in English is required.

Freelance online English language trainer for adult learners. Provide virtual 1:1 and group sessions via platform. Must be a proficient English speaker (CEFR C2), hold a TEFL/TESOL/CELTA certificate (minimum 120 hours), and have experience teaching English online to adults.