react English-speaking jobs in Wuppertal

PhD student to study microbial regulation of colorectal cancer development. The position involves working with mouse models, human and murine intestinal organoids, and various sequencing techniques. Candidates should have a master's degree in a relevant field and experience with mice, microbiology, and cell culture.

Event Technician responsible for commissioning, supervising, and shutting down technical systems and installations. Experience with lighting consoles (GrandMA), media servers, and troubleshooting complex technical issues is required.

Sales Development Representative to build new business relationships with potential clients. This individual contributor role requires fluency in German and English, experience in sales or business development, and excellent communication skills.

Associate Editor (m/f/d) to manage the publication of mathematics books from proposal to publication. Responsibilities include evaluating proposals, managing peer review, liaising with authors, and collaborating with editorial boards.

Data Analyst (m/f/d) will explore datasets, evaluate data quality, and apply statistical methods to understand consumer behavior. The role involves collaborating with data scientists and engineers to build analytical solutions, visualize data, and provide data-driven insights. Requires a Master's degree in a numerate field and 2+ years of data analysis experience.

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. Requires a Bachelor's degree in electrical engineering and 5+ years of experience in advanced cell testing.

As the first dedicated product designer at tracebloc, you will own the entire user experience of our federated learning workspace. You will research, design, and prototype across web and SDK touchpoints, including information architecture, visual design, and the design system.

Business Development Account Executive will focus on new customer acquisition in the German market. Responsibilities include building relationships with key stakeholders, managing a sales pipeline, and closing deals. Requires 3+ years of experience in a full 360 closing role within B2B or professional services, experience in high-velocity sales environments, and native-level proficiency in German with advanced English.

Senior Software Engineer to build and scale a product cost intelligence platform using a modern full-stack architecture. Develop end-to-end features, design software systems, and collaborate with product, data, and customer teams. 3+ years of software development experience with TypeScript/Node.js/Next.js or similar stacks required.

Establish and maintain enterprise PKI services, ensuring business continuity and security compliance. Design and deploy PKI solutions for cryptographic and encryption services. Act as technical lead on security initiatives, collaborating with stakeholders.

Senior Talent Acquisition Partner to support a high-growth scale-up in Berlin. Focus on hiring across technology business units, including machine learning engineers. Full-cycle recruitment experience in technical verticals required.

We are seeking a Candidate Resourcer fluent in German and English to support our Frankfurt and Munich teams. Responsibilities include identifying, screening, and interviewing candidates, building candidate pools, and managing assignment logistics. A bachelor's degree is required.

Operations Specialist drives and supports standardized processes across logistics stations, analyzes operational data, and monitors service quality.

Senior HR Specialist needed for a growing international company. Manage end-to-end HR administration, including contracts, employee data, and queries. Ensure compliance with German labor law and support global mobility processes. Requires fluency in German and English.

HR & Administration Specialist needed for a fast-growing global logistics company. Manage employee attendance, scheduling, recruitment, and facility operations. Bachelor's degree required, fluency in Mandarin, English, and German.

KAYALI seeks a Sales and Education Executive to drive brand performance across Germany, Denmark, Switzerland, and Sweden. The role involves delivering product and brand education to Beauty Advisors, supporting retail events, and ensuring alignment with global brand guidelines. Minimum 5 years of beauty and retail sales experience with a focus on fragrance and proven training experience are required. Fluency in German, English, and French is essential.

Leads Finance, Accounting, Controlling, Tax, and Administrative functions for a German subsidiary of an international group. Manages a team of 7 professionals and provides strategic financial insights to executive management. Ensures compliance with HGB and LUX GAAP reporting standards.

Experienced Oracle DBA (L3) to support and manage high-performance Oracle database environments. Expertise in Exadata, RAC, ASM, Dataguard, and Performance Tuning required.

Regional Loss Prevention Manager leads security and loss prevention across Germany, Austria, and Central & Eastern Europe. Focus areas include shrink reduction, crime mitigation, risk assessments, investigations, and crisis response.

This 24-month rotational program offers immersive experience in technical departments like Engineering, Quality Management, Testing, and Certification. Trainees contribute to vehicle safety testing and advanced driver assistance technologies while developing leadership skills through training and mentoring.