freelance English-speaking jobs in Bielefeld

Senior Software Engineer (SDK) to own and improve Python and TypeScript SDK reliability, performance, and developer experience. Maintain integrations with 40+ AI frameworks and manage OpenTelemetry endpoints.

Shape innovation at Celonis Labs by managing a diverse portfolio of exploratory products and new business solutions. Discover trends, build business cases, and lead end-to-end execution of validation strategies.

Lead CPG sales strategy and execution in DACH. Build and motivate a high-performing sales team. Drive revenue by closing strategic partnerships and assessing market opportunities. Requires 15+ years in digital media and business fluency in German and English.

Lead strategic initiatives and expand the global healthcare airfreight portfolio. Develop global airfreight strategy, manage financial performance, and drive profitable volumes for this demanding industry.

Senior Software Engineer to design and develop technology, focusing on complex data pipelines and Deep Learning/LLM extraction. Requires 4-8 years as a data engineer with experience in tools like Databricks, Spark, and cloud platforms.

Senior HR Business Partner drives operational excellence and organizational health by partnering with leadership on complex challenges. This role owns the end-to-end employee experience, leveraging data and technology to enhance engagement and mitigate risk.

Head of Transportation & Foreign Trade EMEA manages transport provider relationships, overseeing inbound/outbound freight, P&L budget, and import/export strategy. Requires experience in transportation management and foreign trade.

Manage the full commercial contract lifecycle, including negotiation and compliance for agreements like CDAs and MSAs. Coordinate stakeholders and translate contract terms into operational requirements. Requires a relevant degree and 3+ years in contract management.

Pioneering AUV Technician to support the Autonomous Subsea Robotics Service Team. Test, iterate, and operate ASR fleets, providing hands-on workshop support and real-world deployment feedback. Requires AUV technician background with systems like Hugin or SeaRaptor.

Develop integrated regional media and activation strategies. Lead media planning, define audience strategy, and embed performance marketing. Drive media excellence and lead regional influencer marketing strategy. Requires 10+ years in media management.

International Marketing Manager for NUK, Graco, and others across EMEA/APAC. Lead regional execution of brand strategies, define distribution, and drive growth using consumer insights and data. Requires marketing experience in consumer goods and fluency in English and German.

Support boutique development projects at Wertheim Village by coordinating fit-out, reconfiguration, and temporary boutique projects. Ensure quality, compliance, and timely execution while liaising with partners and contractors. Fluent German and English required.

Associate Professorship opportunities in Mathematics are available at the University of Münster. Positions are available in theoretical and applied mathematics for five years. Candidates need a doctoral degree, strong research and teaching profiles, and relevant academic experience.

Director role in Consumer Products driving transformation and performance improvement projects. Requires 10+ years of experience, including 5+ in global consulting, with a focus on FMCG or Consumer Retail.

Process Engineer for GT Auxiliary Systems requires experience in engineering documentation, project execution, and SAP S/4HANA. Responsibilities include coordinating technical interfaces and supporting digitalization.

Lagerist role involving receiving, preparing, building, wrapping, sorting, and transporting inventory. Duties require lifting up to 15kg and working in various conditions. Candidates must be 18+ and proficient in German and/or English.

Lead the strategic value-add services for SoSafe, a human risk management platform. Develop a consulting methodology focused on driving behavior change and risk reduction. Build and manage a consulting practice, translating the SoSafe Maturity Model into a practical approach. Serve as a subject matter expert and advocate for human risk management, advising clients on security posture and strategic value.

Enterprise Account Director responsible for developing and managing strategic customer relationships in large accounts. Own the full sales cycle, driving net-new opportunities and expanding existing relationships within complex enterprise environments. Requires 12+ years of experience.

Lead all medical affairs across Germany, Austria, and Switzerland. Drive DACH medical strategy, support launch readiness, and engage with KOLs. Requires German/English fluency and understanding of AMNOG/HTA.

Experienced, German-speaking Sales Director needed to lead revenue growth for a clean power technology company. Responsibilities include executing sales strategy across DACH and Europe, focusing on Smart Grid and Switch Mode Power Supply technology.