freelance English-speaking jobs in Bielefeld

Collect, consolidate, and analyze customer feedback from various sources to identify trends and issues. Categorize, prioritize, and track issues, coordinating follow-up actions and supporting escalation procedures. Build and maintain a process and tool chain for issue handling. Prepare reports and presentations for R&D, product management, and quality teams. Collaborate with cross-functional teams to improve quality processes and feedback loops.

Product Manager for a flagship bioreactor platform transitioning from late-stage development to series production and commercial launch. Own the product roadmap, go-to-market strategy, and Early Access Program. Requires 3+ years of product management or application specialist experience in bioprocess equipment, strong bioprocess background, and experience launching regulated life science hardware products. Fluent English required.

Develop future generations of high-voltage switchgear in an international team. Model mechanical components using PTC Creo, perform FEM calculations, and assist with development and type tests. Analyze test results and document work in standard-compliant drawings.

Senior ASIC Design Engineer will design key technologies for semiconductor testing. Responsibilities include Design for Test, BIST implementation, and test pattern generation. Requires a BS in Electrical Engineering/Physics/Computer Science and 5+ years of experience in Design for Test and BIST.

Lead the Sea Freight department in Hamburg, supporting day-to-day operations, a team of 5, and departmental growth strategy. Strong operational Sea Freight background and leadership experience required.

Team Lead of FM Procurement will develop and execute procurement strategies for facilities management, collaborating with stakeholders and suppliers to ensure seamless supply chain performance and cost optimization.

Provides local/remote desktop support, troubleshooting hardware, software, and application issues. Installs, upgrades, and supports Windows operating systems, Microsoft Office, and approved applications. Requires 2-3 years of Windows desktop support experience and certifications like CompTIA A+ and Microsoft Certified Professional (MCP).

Drive the continuous improvement of M365 and SharePoint environments, focusing on cloud governance, archiving, storage, and data quality. Design and implement concepts for archiving, retention, data classification, and permission management. Advise internal customers on governance and compliance topics related to SharePoint Online.

Lead the architecture and analytical foundations for enterprise analytics and AI-driven insights at scale. Define and evolve analytical models, drive AI-powered analytics, and partner with teams to deliver scalable cloud-native solutions.

Develop and manage Redcare Pharmacy's corporate social media presence, particularly on LinkedIn. Create engaging content, support executive communication, and monitor social media performance.

Manage the full recruitment lifecycle, from identifying and approaching candidates to onboarding. Develop sourcing strategies, build relationships with stakeholders, and monitor recruitment KPIs.

Digital Consultant (m/f/d) will identify and implement AI use cases in research, development, and innovation. Design and support AI-enabled research environments, including integration with lab systems, data platforms, and knowledge management solutions. Drive key AI-assisted research capabilities such as data analysis, knowledge discovery, experimental planning, and workflow automation.

The Professorship of Operations Management at TUM Campus Heilbronn seeks a part-time research assistant (PhD candidate) to support research in inventory management, after sales service, production, and logistics. The position involves conducting research under the supervision of Prof. Kiesmüller, contributing to teaching activities, and presenting research findings at international conferences.

Human Resources Business Partner to support a rapidly scaling AI defense company. Focus on performance, leadership, organizational design, and scaling technical teams. Experience in fast-growth environments and deep-tech industries preferred.

Freelance lecturer to teach DevSecOps practices, secure software development lifecycle, vulnerability management, and patch management. Requires a university degree in a related field, practical work experience, and English language skills at C1 level.

The Supply Chain Expert - Data & Sourcing Analyst will provide analytical insights to optimize sourcing activities. Responsibilities include comparing offers, supporting tenders and negotiations, and analyzing price trends. The ideal candidate has a university degree in a relevant field, at least 3 years of experience in sourcing analytics, and strong analytical skills.

SeaRenergy seeks a Marine Coordinator for LNG Terminal Construction. Coordinate vessel traffic, ensure safe marine operations, and communicate with stakeholders. Requires basic marine coordination experience, strong English communication, and flexibility for a 14/14 rotation with 12-hour shifts.

Provides administrative and analytical support to asset management and client services teams. Assists with fund operations, reporting, documentation, and client communication.

The Personality Lab at Ruhr University Bochum seeks a Postdoctoral Researcher to conduct research on motivation, goal pursuit, self-control, and personality development. The successful applicant will conceptualize and administer research projects, disseminate findings, acquire third-party funding, teach, and mentor students.

The Business Support Coordinator will manage the end-to-end lifecycle of contracted assets, from evaluation and pricing to execution and performance monitoring. This role requires detailed market insight, strong quantitative skills, and the ability to translate complex risk into clear commercial decisions. Responsibilities include contributing to desk PnL through trading strategies, developing a strong market view on European energy markets, and working with Risk Management to ensure compliance with risk limits.