freelance English-speaking jobs in Bielefeld

Support data-driven product development by shaping how AI uses customer and product feedback. Assist with project management, creating presentations, and collaborating across product teams.

Technical Project Manager for C&I Solar & BESS. Lead battery storage projects from contract award to commissioning, managing technical aspects, contractors, and grid connections. Requires electrical engineering background and fluent German.

The ION Endoluminal Sales Representative supports early adoption of the Ion platform for robotic minimally invasive care. This role involves building user programs, driving utilization, and becoming a clinical expert in relevant specialties. Requires 5+ years of sales experience and fluency in English and German.

Warehouse Worker position at Amazon Fulfillment Center. Opportunities available for full-time and part-time roles across day, late, and night shifts.

Supply Chain & Procurement Manager responsible for SME and team leadership in purchasing, planning, production, and inventory management at the manufacturing site. Requires 5+ years in purchasing/planning, SAP experience, and fluency in English and German.

Support corporate housekeeping, assist in business development, and provide general legal support. Requires enrollment in Law studies for at least 12 months and fluency in English and German.

Manage a defined construction package on a large data center project. Experience managing packages or subcontractors on large construction projects, preferably in data center, mission-critical, industrial, or MEP-heavy projects.

Seeking an entrepreneurial CFO to build a scalable finance organization for a growing SaaS business. Responsibilities include overseeing Finance, Accounting, and Controlling, leading planning, and supporting strategic development. Requires prior CFO experience and strong M&A knowledge.

Experienced Kinaxis Solution Architect needed to design and deliver scalable supply chain planning solutions using Kinaxis Maestro. Responsibilities include translating business needs into technical designs and providing architectural guidance throughout the implementation lifecycle.

Experienced Cash Manager needed to own cash flow and working capital for German and international clusters. Responsibilities include liquidity steering, AR/AP management, and treasury operations. Hands-on experience with payments or liquidity planning is key.

Own the full customer lifecycle for FactFinder in Italy, from winning new business through full-funnel selling to managing and growing accounts. Sell to eCommerce decision-makers, driving adoption and expansion. Requires 2-6 years in B2B SaaS sales with business-fluent Italian.

Account Manager will focus on growing and developing assigned accounts within the Electronics industry. Responsibilities include identifying sales opportunities, developing strategic account plans, and maintaining relationships with customer contacts. Requires 4+ years of experience in the Electronics industry and fluency in English and German.

Actuary (m/f/d) needed for reserving tasks under GAAP, IFRS, and Solvency II. Collaborate with entities, provide actuarial advice, and support risk management and planning. Requires a university degree in actuarial science, mathematics, or statistics, experience in reserving (ideally motor), and fluency in English.

Provide personalized General Science tutoring across Biology, Chemistry, Physics, and more. Help students with homework, exams, and problem-solving. Strong science knowledge and excellent communication skills are required.

Provide personalized Korean language lessons for all ages and proficiency levels. Teach grammar, vocabulary, and skills to help students meet goals like TOPIK or travel. Strong Korean knowledge is required.

Head of Europe leads 150 colleagues across nine countries, driving business performance and growth. This role involves full P&L responsibility, translating global strategy into regional action, and leading sales and service organizations. Native German and very good English are required.

Produces and designs visual information using Adobe Creative Suite, 3D animation, and audio editing. Supports clients with multimedia methods and operates AV equipment for photography and video. Requires B1 English and C2 German proficiency.

Senior R&D Mechanical Engineer will lead the mechanical design of complex components and assemblies for advanced equipment. Responsibilities include materials selection, design for manufacturability, and collaboration with manufacturing and supplier teams. Requires a Bachelor's or Master's degree in mechanical engineering, Materials Engineering, or related field and 10+ years of experience in high precision manufacturing.

Mechanical Engineer for Helicopter Maintenance Design for Airbus. Responsibilities include conducting Maintainability and Human Factors analyses, ensuring compliance, and developing design solutions. Requires studies in Aerospace or Mechanical Engineering.

Junior Technical Project Manager for Events & Exhibits. Develop and execute technical concepts for international congresses, exhibitions, and customer events, managing logistics and external suppliers. Requires technical event management experience.