freelance English-speaking jobs in Bielefeld

Senior Business Travel Consultant provides end-to-end booking support for elite corporate travelers. Manages complex international travel arrangements, including flights, accommodations, and auxiliary services. Requires fluency in German (C1 level) and English, 5+ years of business travel experience, and proficiency in GDS systems.

Implement and configure Workday Employee Document Management for global customers. Lead workstreams, understand customer needs, and design solutions. Support junior team members and share knowledge.

This senior role supports corporates, PE firms, and portfolio companies in improving finance function performance, cash visibility, reporting, forecasting, and operational effectiveness. The successful candidate will have a strong background in finance transformation, CFO advisory, or value creation, ideally gained within a consulting or advisory environment.

Implement and configure Workday Employee Document Management for global customers. Lead workstreams, understand customer needs, and design solutions. Support junior team members and share knowledge. Strong Workday product knowledge, customer focus, and communication skills required. Fluent in German and English.

Project Manager (Straßenbaumeister) to manage fiber optic infrastructure projects. Responsibilities include project planning, construction supervision, cost monitoring, and client communication. Requires Meisterprüfungszeugnis in Straßenbau certificate and 3+ years of project management experience.

Project Lead Manager will drive cross-functional projects across the organization, translating business needs into structured project plans and deliverables.

Senior leader to own end-to-end promotional strategy, team, tooling, governance, and P&L impact for European pet e-commerce. Build a Promotions Center of Excellence and align vendors, category, marketing, pricing, product, and finance across markets.

Experienced technician needed to operate and maintain electrical, mechanical, and fire/life safety equipment in data centers. Ensures data center availability and supports mission-critical servers with better than 99.999% uptime. Drives innovation and cost reduction in facilities.

French speakers with EU passports are sought for summer 2026 opportunities in Customer Support, Content Moderation, and Marketing & Sales. Roles available in Greece, Portugal, and Bulgaria with flexible contracts, relocation support, and full-time benefits.

Develop core systems for customer and contract data management, billing, invoicing, accounting, and reporting. Implement new projects in TypeScript on AWS.

The Logistics Lead will manage vessels (CTV and SOV), helicopters, and other logistical assets, including ports. Responsibilities include defining requirements, procurement, coordinating mobilization, and supporting daily O&M operations. The role requires experience in offshore vessel project operations, strong communication and problem-solving skills, and proficiency in MS Office Suite.

Develop innovative power semiconductor components (Si Power MOSFETs) for automotive electronics. Characterize devices, verify specifications, analyze manufacturing data, and coordinate development tasks.

Develop innovative Marine & Offshore insulation solutions. Analyze customer needs, markets, and competitors to identify growth opportunities. Translate requirements into technical specifications and collaborate with R&D and production. Manage test campaigns and ensure compliance with relevant bodies. Support market development through trainings, product demos, and marketing materials. Act as a technical expert for customer inquiries.

Experienced BMS Industrial Systems Expert needed to define, assess, and drive end-to-end BMS system architectures for Battery Energy Storage Systems (BESS) and related industrial applications.

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

As a Product Marketing Manager, you will lead end-to-end product development, define product roadmaps, and collaborate with engineering and R&D. You will engage with customers, manage technical documentation, and drive Alpha/Beta phases.

Account Manager responsible for selling IVD products and systems in northern Germany. Develops regional sales plans, builds customer relationships, and proposes solutions to meet customer needs. Requires a scientific degree, 3-5 years of sales experience in immunochemistry/diagnostics, and fluency in German and English.

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.

Support the Compliance team in onboarding and reviewing corporate clients, performing KYB checks, and analyzing corporate structures for regulatory compliance.

Leads Infotainment system & software requirements definition and solution architecture for Android Automotive based IVI projects. Provides technical direction to product/program managers, architects, and engineers.