freelance English-speaking jobs in Bielefeld

Internship supporting post-sales digital customer interactions. Contribute to digital projects, develop marketing materials, and create user guides. Requires enrollment in a relevant Master's program.

Calibration Engineer joins a robotics team to own sensor suite calibration and validation for autonomous systems. Responsibilities include optimizing cameras, LiDAR, and radar performance. Requires a relevant degree and 2-3+ years of sensor calibration experience.

Working Student (m/f/d) to support the Marketing team in project management, social media management, and content creation. Responsibilities include managing communications overviews, assisting with marketing campaigns, and overseeing social media content.

Field Service Engineer supports advanced robotics at customer worksites, delivering end-to-end solutions. Responsibilities include emergency repairs, installations, and routine maintenance. Requires technical capability, empathy, and high travel tolerance.

W2 Professorship in sports- and exercise-related health and social psychology. Responsibilities include teaching, research, and academic self-administration. Requires Ph.D., expertise in health/social psychology, and experience with funded projects.

Senior Product Development Engineer for Valvetrain components. Create designs, run analysis, and drive project activities from prototype to industrialization. Requires Master's in Mechanical Engineering and fluency in German and English.

Product Engineer for E-Bike Systems takes technical ownership of the gDrive system. This role combines system engineering, product engineering, and project management across cross-functional teams. Requires relevant engineering degree and experience.

Experienced Full stack Developer needed for AI Harness Codebase Hardening. Tasks include optimizing Python/Node.js backends, Dockerizing for AWS, and building TypeScript front ends from Figma designs. Requires strong full stack and cloud migration experience.

Create aesthetic and functional 2D UI assets and icons for mobile and social games. This artistic role involves rendering, animating, and implementing UI directly in Unity. Requires 2+ years of experience and proficiency in Unity, Photoshop, and Illustrator.

Head of Legal to lead the legal function for a technology-led European business. This role advises the CEO on strategic matters, manages commercial agreements, and develops the legal team. Requires a German-qualified lawyer with 10+ years' PQE and strong commercial experience.

System Engineer for AI Data Center Solutions. Design modern network solutions, prepare technical documentation (BOMs, layouts), and provide technical support across EMEA. Requires an Engineering degree and 2-5 years in Telecom or Data Center design.

Create engaging marketing materials for online and offline use. Develop design concepts and oversee execution while ensuring brand alignment. Requires design software proficiency, attention to detail, and fluency in English and German.

Assist in planning and delivering international training events by preparing materials and identifying experts. Create e-learning content and support publications through research. Requires current university enrollment, native English, and proficiency in Microsoft Office.

Design, build, and manage the data landscape to ensure scalability and security. Advise stakeholders on data-driven solutions and design end-to-end data architectures. Requires 7+ years of experience and a relevant degree.

Event Technician manages the full lifecycle of rental booths, including inspection, refurbishment, and configuration of hardware and software. Requires 2-5 years in AV rental or warehouse operations, strong troubleshooting skills, and proficiency in English and German.

Ideate and write at least four long-form YouTube scripts weekly for a business niche channel. This role requires strong research, creative ownership, and the ability to analyze video performance.

The Medical Science Liaison (MSL) is a field-based scientific expert responsible for engaging healthcare professionals and key stakeholders to support the medical strategy for Tryngolza, a therapy for Familial Chylomicronemia Syndrome (FCS) with potential in Severe Hypertriglyceridemia (sHTG). The MSL will drive scientific exchange, support clinical and evidence-generation initiatives, gather insights, and partner cross-functionally to ensure consistent scientific standards.

Information Security Manager to own and enhance the ISMS, ensuring ISO 27001 alignment. Drive security governance, risk management, and compliance across the organization. Requires 3+ years in info security and ISO 27001 experience.

Associate Sales Development Representative responsible for generating and qualifying high-quality leads for Account Executives across Germany. Duties include outbound outreach, lead research, and meeting qualification. Requires fluency in English and German.

Principal Sales Engineer provides subject matter expertise and pre-sales support to position N-able technology. Responsibilities include building complex POC solutions, demonstrating products, and overcoming technical objections to drive license revenue.