freelance English-speaking jobs in Wuppertal

As Teamleader Service, you will manage a global service team, develop AGT's service business, and safeguard technical, commercial, and organizational service processes. You will analyze markets, customer requirements, and drive service quality improvements.

Provides laboratory management, mouse colony management, and training support. Performs cell analysis, isolation, and culture. Requires experience with flow cytometry, mouse models, and molecular biology techniques.

As a Working Student - Product Management, you will support the optimization of search and recommendation functionalities on the HeyJobs Talent Platform. You will collaborate with product managers, data scientists, and engineers to improve AI-driven solutions and ensure high-quality datasets.

Loads and unloads UPS packages, utilizing machinery as needed. Performs package handling, shipping, receiving, scanning, sorting, and stocking. Must be able to lift up to 70 lbs.

Lead Procurement and Supplier Management for the Packaging category within Direct Procurement. Engage with stakeholders to define requirements for suppliers and ensure procurement target achievement. Develop and execute category strategies, cost optimization initiatives, and long-term sourcing decisions. Perform supplier management, market research, risk management, and contract negotiation.

Mobile Locker seeks a reliable individual to perform weekly service checks at a locker station in Freiburg, Germany. Responsibilities include inspections, cleaning, minor repairs, and reporting issues.

The Data Center Engineering Operations Engineer ensures the delivery of best practice systems and problem resolution for data center electrical and mechanical infrastructure. This role requires a self-managed individual who proactively seeks solutions to complex technical problems. Responsibilities include setting and maintaining safety standards, driving continuous improvement efforts, and collaborating with stakeholders to deliver operational excellence.

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.

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.

Financial Accountant needed for a part-time, fixed-term position. Supports the finance team in providing expertise and guidance for business models and practices.

The Internal Audit unit at BASF Coatings is seeking a Senior Auditor to conduct risk-based audits at group companies globally. The role involves analyzing business processes for compliance, efficiency, and effectiveness, identifying risks, and developing audit programs.

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.

Senior Account Manager needed for a fully sales-driven role focused on acquiring new business and growing strategic customer relationships in the DACH or NORDIC region. Requires hands-on experience in independent electronic component distribution and strong selling skills.

Software Engineer responsible for developing TeamViewer Frontline products. Develop interfaces to customer backend systems using Java, SpringBoot, and JavaScript. Configure user interfaces and support customer projects. Requires a university degree, experience with Java, SpringBoot, JavaScript, and database technologies. Excellent communication and customer collaboration skills are essential.

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.

Planning Engineer needed for complex railway infrastructure projects. Responsibilities include project processing, coordination, permit assistance, and structural design services.

Information Management Specialist (Librarian) will contribute to library operations, manage print collections, and promote knowledge management services. The role involves designing library solutions, leveraging AI tools, and supporting on-site and hybrid events.

Principal Biostatistician provides end-to-end statistical leadership for Phase II and III clinical trials. Leads SAP authoring and review, supports integration activities, and communicates with cross-functional teams.

Creates, edits, and reviews technical documents including user manuals, pre-installation requirements, software manuals, and service information in English. Uses SolidWorks Composer and Adobe Illustrator or Photoshop to create graphics. Researches, plans, coordinates, and executes documentation projects. Ensures technical documentation complies with relevant standards and regulations. Keeps up to date with trends in technical documentation.

Provides guidance and direction to the engineering department, overseeing engineering budget, site capital planning, and process optimization. Ensures compliance with local, national, and regional regulations. Manages engineering operations, including preventative maintenance, project identification, and energy management. Leads and develops the engineering team, fostering a positive work environment.