freelance English-speaking jobs in Wuppertal

Package handler responsible for sorting, scanning, loading, and unloading packages in a fast-paced environment. Must follow health and safety regulations and support team members.

MIG welder needed for assemblies and car bodies (including out-of-position welding). Requires several years of experience, valid DB welding certification, and proficiency with technical drawings.

This role involves interacting with existing customers to increase sales through proactive selling techniques. Responsibilities include obtaining orders, up-selling, and collaborating with outside sales.

Customer Relations Intern to provide product and service information, resolve customer issues, and collaborate with team members. Must have excellent German (C2) and English communication skills, strong Excel skills, and experience with online/offline marketing.

Head of Engineering will define backend architecture standards and technical directions for agency projects. Oversee middleware orchestration, data & orders, integrations, and logistics. Lead technical recruitment and mentor Lead Developers and DevOps Engineers. Expert PHP (Laravel), architectural design, AWS, and infrastructure experience required.

Senior Backend Engineer will design, develop, test, deploy, and maintain software within the Grow & Engage domain. Experience with JVM languages, Spring Boot, microservice architecture, and relational/non-relational databases is required.

As a (Senior) Tech & Data Strategy Consultant, you will lead companies towards digital maturity by identifying and implementing Google Marketing Platform and Google Cloud solutions to solve business challenges. You will conduct assessments, lead workshops, and analyze data to drive growth and customer satisfaction.

Leads the central third-party funding office, supporting grant applications and project management. Develops and implements an organization-wide funding strategy in collaboration with scientific departments, administration, and senior management. Advises researchers on competitive funding proposals and administers complex collaborative projects.

Working Student supports Design Engineers in creating global repair instructions, service drawings, and special tools. Tasks include using Siemens NX, coordinating with stakeholders, and supporting task planning.

Elementary School Teaching Assistant for German (80%) with 20% teaching responsibilities in grades 2-5. Must hold a teaching certificate and be able to support students and teachers in achieving academic goals.

The European Institute of Policy Research and Human Rights seeks Junior Research Fellows to develop research skills and contribute to policy-oriented publications. Fellows will learn a structured methodology for drafting research papers in approved areas and receive mentorship.

Assists with planning, designing, and evaluating global employee onboarding. Maintains the Learning Management System and supports the implementation of learning strategies. Monitors and evaluates the effectiveness of onboarding and training initiatives.

Leads the newly formed "BLANCO Group Development" team, steering strategy development and implementation. Manages project portfolio and PMO function, supports organizational development, and coordinates sustainability strategy. Requires a degree in a relevant field, proven experience in strategy development, and strong leadership skills.

Research Associate (75% position) with opportunity to pursue a PhD in Innovation Leadership. Focus on international market expansion strategies, particularly in India and global markets.

As Client Principal for Energy & Natural Resources, you will guide Fortune 500 energy companies through AI-driven transformation. You will build relationships with senior executives, develop strategic account plans, and lead consultative sales conversations. You will identify high-impact AI use cases and collaborate with technical teams to implement scalable solutions.

Represent Terumo products and technologies in Thuringia & Saxony-Anhalt. Lead account management for the Peripheral Interventions portfolio, manage administrative tasks, and drive strategic development in your territory. Build and maintain networks, participate in events, and address customer concerns.

Solora seeks a Chief Commercial Officer to develop and implement commercial strategy across all business lines and countries. The CCO will lead and coach commercial teams, structure commercial processes, and drive revenue growth.

Working student supports daily carrier operations, monitors KPIs, and collaborates with internal stakeholders. Requires enrollment in a German university, availability for a part-time role, and strong communication and data analysis skills. Fluency in English is required, additional language proficiency is a plus.

Leads, develops, and manages service support for Power Quality and Life Safety products in the DACH region. Responsible for technical support, problem resolution, training, and team management. Requires a Bachelor's or Master's degree in a relevant field, 3+ years of management experience, and fluency in English and German.

Drive a van for deliveries between warehouse and cafes, ensuring timely and accurate deliveries. Manage stock levels, assist with inventory, and process customer orders and returns.