freelance English-speaking jobs in Bielefeld

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

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

Shape and enhance the technological backbone of our global procurement organization. Drive digital transformation by optimizing our SAP environment and advancing AI capabilities within the team.

Experienced Network Architect needed for complex enterprise environment. Design and document network solutions, assess existing infrastructure, and provide expert technical guidance. Strong Cisco knowledge and experience with network transformations required.

Amazon is looking for an talented, detail-oriented individual to join our Data Center Engineering Operations Team in Frankfurt. This committed group works to maintain the critical physical infrastructure that supports Amazon Web Services.

This entry-level role provides hands-on experience in trade credit insurance. You will support contract management, assist with underwriting decisions, and gradually take on client responsibilities.

Working Student to support Operations team in reviewing, cleaning, and preparing client data for carbon accounting assessments. Responsibilities include data review, supporting carbon assessment workflows, conducting ESG analysis, and process improvement.

As a Product Builder, own the AI-driven product vision and roadmap for a profitable SAP-focused software company. Translate complex logistics and finance processes into product logic and design AI-driven workflows within the SAP ecosystem.

Warehouse Worker (m/f/d) needed for a leading international wholesaler in Norderstedt. Responsibilities include receiving, storing, relocating, packaging, and preparing shipments. Previous warehouse experience is desirable.

Manages payroll processes for EMEA region employees across various legal entities and countries. Collaborates with external payroll providers, verifies payroll inputs, and provides employee support on payroll, social security, and tax compliance.

Senior Scientist (m/f/d) will drive the development and application of AI-enabled computational pathology and multimodal biomarkers to support patient selection and decision-making across BioPharmaceuticals.

Experienced Urologist sought for a modern, academic hospital in the Dortmund region. Requires specialist qualification, several years of experience in diagnostics and treatment, strong operative expertise, and interest in department development.

For the afternoon and holiday programme of our primary school in Steinbach (Taunus) near Frankfurt we are looking for a motivated and qualified Educator for our Hort (in part-time – 18 hours/week).

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

Warehouse Worker (m/f/d) needed for a leading international wholesaler in Herrenberg. Responsibilities include receiving, storing, relocating, packaging, and preparing shipments. Must be able to communicate in German and English, have reliable transportation, and work part-time Monday to Saturday from 3:30 AM to 7:30 AM.

Warehouse Worker (m/w/d) position available in Herrenberg. Tasks include unloading parcels, packing, and scanning. Experience as a warehouse worker is an advantage. Must be reliable, punctual, and a team player.

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.

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.

Communications Manager to lead and develop internal and external communications for a nationally accredited, internationally oriented K-12 school in Berlin. Manage brand identity across digital and print channels, create engaging content, and strengthen the school's online presence.

Develop and maintain advanced power system models and calculation procedures. Lead the development lifecycle of models, from research to implementation and maintenance. Collaborate with application engineers to provide customer support.