freelance English-speaking jobs in Bielefeld

Develop robust, real-time controllers and online vehicle state estimation. Design and implement model- and data-driven observers for environment estimation. Production-oriented implementation on the ECU with a focus on numerical robustness and runtime performance. Testing and measurement data acquisition on prototypes.

The Head of Technology Transfer will lead the strategic direction of CTC's technology transfer, transforming scientific breakthroughs into market-ready solutions, spin-offs, and industry partnerships. This role will establish scalable processes and pathways from discovery to application, focusing on advancing a chemical circular-economy innovation ecosystem.

Working Student for Dutch Translations (m/f/d) supports the localization and marketing of the brand for the Dutch market. Responsibilities include creating and translating content for the Dutch market and collaborating with a cross-functional marketing team.

The Assistant Deputy General Counsel will support the Deputy General Counsel – EMEA Region in managing risk and compliance, providing legal advice to regional leadership, and assisting with employment, labor, and human resources issues.

The ION Endoluminal Territory Associate supports early adoption of the Ion platform for lung biopsy. This developmental role involves procedural support, training activities, and collaboration with key physicians to integrate Ion at new customer sites.

Provide world-class customer care in German to customers via phone, email, and live chat. Support customers with technical issues, account setup, and product information. Must be native or near-native German speaker with good English skills. Full training provided. Relocation package included.

Site Supervisor (m/f/d) Main Components Thalfang region. Leads on-site technical teams of technicians for the replacement and repair of major wind turbine components. Coordinates with external service providers and optimizes workflows. Requires vocational training in electrical, mechatronics, or mechanical engineering, relevant experience, and strong communication skills. Willingness to travel within Germany during the week is required.

Provides status updates on European Africa Region projects, assists in establishing performance processes, and supports the annual strategy and budget planning cycles. Conducts performance analyses, contributes to market analyses and special projects, and prepares presentations for top management.

Support concept work on AI-driven solutions for future medical applications in neuroscience and healthcare. Develop and integrate machine learning algorithms for ophthalmological and other medical devices. Analyze, research, test, and implement core functionalities for multi-modal data specific to neuroscience and healthcare.

Junior Engineer (m/f/d) for AIT at Airbus Defence & Space in Immenstaad. Responsibilities include electrical integration in satellite projects, satellite-level analysis, and support for functional testing and documentation.

Systems Designer for Flight Control System (FCS) at Airbus Defence and Space in Manching. Define and design FCS architecture, redundancy management, and failure identification. Support interface definition, requirement validation, and system test activities.

Support Munich sales team in collaborative sales processes with a premium automobile manufacturer. Analyze market, customer, and sales data. Assist with strategic planning and logistics.

Senior Accountant will oversee accounting operations for Germany, Belgium, and France, ensuring accurate financial reporting, strong internal controls, and local statutory compliance. Requires 7+ years of progressive accounting experience, including multinational operations, fluency in German and English, and knowledge of German GAAP (HGB).

Design, build, and maintain CI/CD pipelines, improve infrastructure toward container orchestration, and maintain Debian-based Linux systems. Ensure high availability and monitoring across data centers. Automate infrastructure provisioning and configuration while adhering to ISO security standards. Collaborate with developers to optimize deployment workflows and runtime environments. Utilize AI tooling to improve productivity and automation. Architect low-latency pipelines for speech-to-speech interactions. Host and maintain specialized applications in AI pipelines.

A postdoctoral position is available at the Institute of Microbiology of Heinrich Heine University Düsseldorf. The research focuses on the structural biology of fungal G-protein coupled receptors, specifically in the plant pathogen Ustilago maydis.

Sales Executive to drive new business development and manage the full sales lifecycle for SAP Fioneer lending solutions. Focus on identifying and engaging financial institutions in Germany. Requires 5+ years of B2B sales experience with a focus on financial institutions and a deep understanding of the lending market.

Provide guest service, prepare for and clean up shifts, and serve drinks. Previous experience in the hotel or gastronomy industry is preferred.

Nachhilfeunterricht seeks motivated individuals to provide online, in-person, or hybrid tutoring for children aged 3 to 10. Support children with school subjects, study techniques, reading, basic math, or educational play.

Manages the full recruitment process, identifies and approaches candidates, develops sourcing strategies, and builds relationships with stakeholders. Monitors recruiting KPIs and evaluates sourcing trends.

Support the Voith Group's Division Hydro as an intern in Customer Service & Sales. Responsibilities include tracking quotations, coordinating customer visits, preparing customer presentations, and supporting the organization of training sessions. The ideal candidate is a student in a technical field with an interest in sales and experience with customer interaction.