freelance English-speaking jobs in Bielefeld

Senior Product Manager for Mitral and Tricuspid Therapies Business Unit in Germany. Develop and execute the national marketing strategy, driving market development and growth. Collaborate with commercial teams and the European marketing team to achieve local business goals.

Designs, executes, and interprets experiments to advance drug substance process development for live biotherapeutic products. Focuses on both upstream and downstream processing activities, including fermentation optimization, scale-up, and lyophilization. Coordinates technical activities with external CDMOs and vendors.

Manage and develop relationships with Delivery Service Partners (DSPs) across Germany. Monitor operational performance, service quality, and delivery KPIs. Identify performance gaps and implement corrective actions. Collaborate with internal and external stakeholders to ensure operational excellence and network improvement.

Lead a team in executing creative concepts from film and post-production to various channels. Manage the full production process, lead and mentor a creative team, and collaborate with stakeholders. Proven experience in creative production and leadership skills are required.

Working Student supports the Sales team with administrative tasks and data management in an international B2B environment. You will collaborate with various departments and contribute to smooth sales operations.

Electrical Project Engineer will be responsible for the technical process of electrical grid code compliance certification. Tasks include software-supported modeling, examination, and validation of electrical components, generation units, and plants. The role also involves developing technical guidelines, automated solutions, and supporting tests and measurements.

Are you an English-speaking early years professional looking for a meaningful role in an international educational environment? At Phorms Campus Munich, we are looking for a qualified and motivated Early Years Educator / Nursery Teacher to join our bilingual kindergarten.

Specialist veterinarians in various disciplines (surgery, cardiology, ophthalmology, internal medicine, dentistry, etc.) are sought for a state-of-the-art small animal clinic. Provide specialized care, including diagnostics, treatments, and surgeries. Participate in inpatient, emergency, and after-hours care. Utilize advanced equipment for precise diagnosis and communicate effectively with clients.

Supports daily HR operations with a focus on communication between European entities and headquarters in China. Coordinates recruitment, supports Chinese employees, and contributes to a positive organizational culture. Requires fluency in Mandarin Chinese, German, and English.

Lead and grow the product function, defining AI as a core part of the customer experience. Own and evolve the AI product strategy, build AI-native products, and drive development with cross-functional teams.

Senior Sales Engineer to advise healthcare organizations on interoperability, data platforms, analytics, and AI solutions. Support customer projects from strategy to implementation, including architecture workshops, proof of concepts, and executive presentations. Requires experience in healthcare software, integration platforms, or cloud/data platforms, strong technical foundation, and fluency in German and English.

Senior Sales Executive to drive Lenovo's sustainability services growth in the commercial sector. Focus on asset recovery, recertified devices, and new business acquisition. Requires 8+ years of experience selling sustainability solutions to large enterprise customers.

Data Platform Engineer will design and develop a modern data tech stack. Responsibilities include administering and developing Kubernetes, Lakehouse, and event platforms. Requires a degree in (Business) Computer Science, experience with distributed architectures, and strong Linux skills.

The Information Security Officer will expand and manage the university's Information Security Management System (ISMS) and develop information security processes. The role involves creating security guidelines, conducting risk analyses, and providing consulting to the Executive Board.

As a Service Technician, you will perform on-site servicing and maintenance on wind turbines, repair faults, and analyze error messages. You will document work digitally and possess a valid Class B driver's license.

Support the development of renewable energy projects, primarily onshore wind, through permitting, coordination, and technical groundwork.

Senior Fullstack Engineer will build and maintain the installer app and related backend services. Responsibilities include collaborating with designers and engineers, running agentic dev loops, and contributing to technical direction. Requires strong JavaScript/TypeScript, backend experience with Node/Express, and familiarity with modern frontend frameworks, AWS, Kubernetes, Kafka, and AI tools.

Implement and configure Workday Employee Document Management for global customers. Lead workstreams, understand customer requirements, and design solutions. Support junior team members and share knowledge.

Postdoctoral position in cognitive and computational neuroscience focusing on social cognition and belief formation. The position is funded for 4 years and is based at the Max Planck Institute for Human Cognitive and Brain Sciences in Leipzig, Germany.

Leads a team of MMIC and SiP engineers developing advanced RF/mmWave products. Drives design and development of products aligned with AI, 5G/6G, automotive, and communication market needs. Collaborates with Technical Project Managers, product organizations, and external partners.