freelance English-speaking jobs in Bielefeld

Senior Research Engineer to design, develop, and maintain AI-powered Natural Language Understanding (NLU) systems for automotive and mobility markets. Develop LLM based data generation and refinement methods, dictionaries, grammar rules, and annotations.

Research Associate (m/f/d) in the field of “Integrated photonic resonators for molecular sensing”. The position involves experimental work on the development of photonic resonator cavities for molecular sensing, including exploring multi-signal approaches. Collaboration with specialists in optics, microelectronic design, clean-room processing, and advanced micro/nano metrology is required.

Experienced SAP S/4HANA and MuleSoft Architect needed to lead integration strategy and guide delivery teams in a large-scale transformation program.

Physics Subject Matter Expert needed for contract role. Develop data for AI model training in Advanced Quantum Mechanics, Advanced Electrodynamics, or Advanced Classical Mechanics. Collaborate with AI research teams to refine model outputs. PhD in Physics required.

Lead and mentor a team of developers, driving architectural decisions and coding standards. Design, develop, and maintain scalable web applications, architecting complex systems for reliability and security. Conduct code reviews, develop automated tests, and collaborate with teams to deliver high-quality solutions.

Designs footwear and apparel color, materials, and construction, drawing on trend research and consumer insights. Creates 3D concept representations and collaborates with factories, development teams, and stakeholders. Requires a four-year degree in a design field and three years of relevant experience.

Manage a book of existing business accounts up to $15k, identifying upsell opportunities and handling outbound sales, renewals, and product upsells. Serve as a key resource within the sales team, focusing on executing and problem-solving to improve sales processes and outcomes.

Design and write a master's thesis on predictive maintenance for commercial dishwasher heating elements. Develop an AI-based condition monitoring approach, from sensor technology to analysis and prediction.

Strengthen and manage Mollie's agency portfolio, acquiring new digital agencies and lead-generating partners. Build relationships to drive merchant acquisition and growth. Collaborate across teams to execute integrated go-to-market initiatives.

Lead and manage the Data Science track, including curriculum development, team leadership, and operational oversight. Collaborate with Product, Teaching Quality, and other teams to ensure program excellence and sustainability. Manage a team of Coaches, Teaching Assistants, and Freelancers across multiple Data Science programs.

Electrical Manager oversees project execution, ensuring works are completed on time, within budget, and meet quality standards. Manages technical aspects of electrical installations, coordinates subcontractors, and leads the site engineering team.

Field Sales Engineer (m/f/d) for North-East Germany. Manage a focused selection of customers in aerospace, automotive, and other industries. Provide technical expertise in data acquisition, software, sensors, and services. Requires a Bachelor's or Master's degree in engineering, German as a mother language, and high-level English.

Drive sales of JoVE science video solutions to universities and colleges in the DACH region. Manage the full sales cycle, from prospecting to closing, and meet or exceed sales goals.

Senior Enterprise Sales Specialist to accelerate growth of the Stibo Systems Customer Experience Data Cloud. Supports and elevates regional sales teams, acting as a trusted advisor to enterprise customers. Leads complex sales cycles, drives deal strategy, and provides coaching to regional teams. Requires 10+ years of enterprise software sales experience with a strong track record selling Customer Data Solutions. Proven success in complex enterprise environments and experience in overlay / specialist sales roles within matrixed, international organizations. English is essential; additional languages are a strong asset.

PhD student to study microbial regulation of colorectal cancer development. The position involves working with mouse models, human and murine intestinal organoids, and various sequencing techniques. Candidates should have a master's degree in a relevant field and experience with mice, microbiology, and cell culture.

Creative Head will develop and oversee original scripted audio series, specifically tailored for the German audience. This role requires expertise in the Crime genre and experience adapting long-form narratives into serialized audio-first scripts.

Junior Electrical Engineer sought for freelance/contract role on HVDC projects in Berlin. Requires 2-5 years experience in Electrical Engineering, MV/HV experience, and EU passport/visa.

Supports M&A deal execution, including pitch materials, financial analysis, and market research. Focus on sustainability, energy transition, and industrial transformation.

Provides customer service support to customers utilizing effective relationship management skills. Responsible for order management throughout the order life cycle, complaint management, and additional office duties.

The International Research Training Group C4LaNd offers 24 doctoral positions at KIT, UHO, and UoM. The program focuses on land use solutions for climate and biodiversity crises, integrating natural sciences, social sciences, and economics.