freelance English-speaking jobs in Bielefeld

Electrical cold commissioning of measuring points, drive systems, and electrical consumers in power plants and industrial systems. Execution of I/O signal tests and related documentation. Review, adjustment, and calibration of field devices. Operation of process images and faceplates for loop check activities.

Freelance Instructor for Industrial Cybersecurity Foundation (Level 1 & 2) to deliver training sessions, prepare presentations, and support digital learning formats. Requires a Bachelor's or Master's degree in Computer Science, 3+ years IT experience, 2+ years in information security, and proven Industrial Security experience. Fluency in German and English is required.

This eFX Sales position drives business development, sales growth, and client optimization in EMEA. Responsibilities include selling FX algo suites, managing client relationships, and prospecting for new eFX and algo clients. The role requires a client-facing subject matter expert with proven communication and reporting skills.

Regional Head of Accounting will oversee bookkeeping, monthly/quarterly/annual closings, and reconciliations for supported branches/legal entities. Responsible for finance and accounting operations, statutory financial statements, internal controls, and team supervision. Requires 10+ years senior accounting experience, German GAAP (HGB) knowledge, and fluency in English and German.

Experienced CFO to lead financial strategy, budgeting, forecasting, and performance reporting for a Berlin-based Energy Tech and SaaS company. Oversee accounting, controlling, treasury, and compliance. Drive financial discipline across commercial energy activities and support strategic initiatives.

Intern will contribute to AI projects, shape communication strategy, and create content for internal and external audiences. Responsibilities include managing communication channels, designing graphics, and creating video content using AI tools.

Software Engineering Intern to build AI-powered procurement infrastructure. Full-stack generalist with frontend affinity, experience in React and TypeScript, and a passion for AI. Contribute to end-to-end product workflows, from UX to backend systems, data pipelines, and cloud deployment.

Develop and enhance RAG platforms, design AI agents, and contribute to knowledge graph and advanced AI initiatives. Experience with Python, asynchronous programming, and modern Python tooling is required.

Review, evaluate, and annotate AI-generated German text for accuracy, fluency, and legal alignment. Provide feedback on grammar, semantics, style, and tone.

Freelance Instructor for Industrial Cybersecurity Foundation (Level 1) & Professional (Level 2) training. Deliver sessions on IEC 62443, ISMS, and ISO 27001 standards. Prepare and present complex topics for diverse audiences. Bachelor's or Master's degree in Computer Science or comparable qualification required. At least 3 years of IT experience, including 2 years in information security. Proven experience in Industrial Security and strong knowledge of relevant standards. Fluent in German and English. Pedagogical qualification or equivalent training.

Clinical Support Specialist to support the clinical study and early adoption of the BrioVAD mechanical circulatory support system across Germany, Austria, and the Netherlands. This field-facing role requires frequent travel to implanting centers and provides on-site clinical and technical support during implant procedures and post-operative management.

Freelance AI trainer specializing in statistics and Python. Design, evaluate, and improve AI systems using Python libraries. Requires a degree in Statistics or related field, 3+ years of experience, strong English, and Python proficiency.

The Deputy Outsourcing/VRM Officer supports the Outsourcing/VRM Officer for Jefferies GmbH, ensuring compliance with regulatory requirements and managing outsourced services. The role contributes to maintaining a robust third-party risk management governance framework within JEG.

Leads large-scale SAP S/4HANA transformation programs for enterprise clients, acting as a trusted advisor on SAP strategy and business transformation. Drives new consulting opportunities and manages engagements to ensure successful delivery.

Project Manager HW R&D leads complex, multi-functional projects with multiple stakeholders. Responsibilities include communicating project status, coordinating cross-functional teams, and developing project plans. Requires a Bachelor's or Master's degree, minimum 6 years of project management experience, and PMP or equivalent certification.

Field Systems Engineer provides on-site technical support for aircraft seat actuation systems at customer manufacturing sites in Germany, the UK, and France. Troubleshoots electrical and mechanical issues, performs system-level and seat-level testing, and translates customer needs into technical feedback for engineering teams. Requires 2-5 years of experience and frequent travel.

FP&A Manager to design and implement an AI-native FP&A function for a European deep-tech company. Build driver-based financial models, scenario analysis, and decision-support frameworks. 6-10+ years FP&A experience with NetSuite and AI implementation in FP&A workflows required.

Deliver meals to customers in Bielefeld using your own bike or scooter. Must be at least 18 years old, physically fit, and fluent in German or English.

The Deputy Head of Investment Promotion supports the Head of Investment Promotion in driving investment promotion activities in Germany, Austria, Czechia, Hungary, Poland, the Slovak Republic, Slovenia, and Switzerland. Responsibilities include implementing the annual business plan, developing networks, organizing investment promotion visits, and collecting market intelligence.

Lead and scale the design function at LiveEO, shaping the user experience of AI-powered satellite analytics software. Define design vision, processes, and metrics while mentoring a team of product designers. Contribute hands-on design work and collaborate with cross-functional teams to align design efforts with product strategy and business goals.