freelance English-speaking jobs in Bielefeld

Experienced Customer Quality Engineer needed to manage quality issues, complaints, and escalations. Responsibilities include leading 8D reports, driving cross-functional resolution, and ensuring ISO 9001 compliance. Requires 5+ years in quality engineering.

Senior Data Scientist to shape Retail Media at Redcare Pharmacy. Develop scalable ML solutions for customer/advertiser value. Expertise in attribution, ROAS, causal inference, and production model deployment using Python and Spark.

Kroll seeks an M&A Director to advise middle-market companies on sell-side, buy-side, and divestiture assignments. Requires significant M&A execution experience and expertise in valuation and corporate finance.

Account Manager-Healthcare oversees the medical provider network in Germany. This role manages key provider relationships, coordinates the provider lifecycle, and ensures compliance. Requires strong relationship management and proficiency in English and German.

Manager Customer & Field Force Excellence supports integrated customer engagement strategies across field force and omnichannel approaches. This role owns targeting, resource allocation, and incentive schemes, requiring strong analytical skills and fluency in German and English.

Design and develop high-performance analog and mixed-signal circuits for complex Automotive ASICs, focusing on electrification and smart power applications. Own the complete development flow from specification to release.

Amazon Warehouse Staff needed. No experience is required. Roles include full-time (30 hours/week) and part-time (12 hours/week) opportunities with fixed schedules.

Apprenticeship as an Industrial Clerk starting September 2027. Requires a secondary school diploma or equivalent. Offers varied activities and team collaboration.

Field Service Specialist needed for a remote role in Germany. Coordinate site visits, train new hires, and conduct on-site assessments. Native German and English fluency required.

Experienced MEP Cost Manager needed for Data Centers. Duties include cost estimation, procurement, contract administration, and cost reporting. Requires technical knowledge of Data Center assets and construction methods.

Experienced Project Manager needed for nationwide energy rollout projects involving HVDC. Responsibilities include planning and calculations for civil engineering methods and construction site issues. Requires HVDC experience and knowledge of related techniques.

Manage energy portfolio mechanics, market compliance, and automation workflows. Translate German energy regulations (MaKo, Redispatch 2.0, §14a EnWG) into operational processes. Requires deep German energy market experience.

PV Consultant supports customers in implementing and validating pharmacovigilance and drug safety processes. This role requires expertise in global regulations (EMA, FDA, ICH, GVP) and strong consulting skills.

Confectioners prepare high-quality pastries, desserts, and baked goods. Responsibilities include supervising daily operations, managing production schedules, and ensuring strict adherence to public health standards. Requires 4+ years in a 5-star establishment and fluency in English.

Chinese tutors are needed to help foreign students and adults improve their Chinese skills. This flexible, remote role allows you to choose your own schedule and teaching volume. A good level of Chinese and an ability to explain concepts are required.

Senior Frontend Developers will build and maintain Contabo's new product line, focusing on customer-facing interfaces and cloud-native tools. Key skills include TypeScript, Svelte, REST APIs, and E2E testing.

Own the full lifecycle of global supply partnerships, from identifying untapped channels to negotiating terms and optimizing performance. This role requires end-to-end ownership of revenue-impacting relationships.

Design and maintain the foundational infrastructure for generative AI applications. Develop an internal AI provisioning platform, implement LLM observability, and enforce model governance for secure, performant, and cost-effective AI integrations.

Own payroll and labor-law compliance end-to-end for German or Portuguese operations. Maintain HRIS integrity, manage data, and ensure process compliance across international hubs.

Lead System Engineer for the New Athena-WFI satellite project. Act as technical authority, managing the instrument's technical baseline and configuration. Requires engineering degree and systems engineering experience.