freelance English-speaking jobs in Bielefeld

Develops clinical education materials and provides clinical expertise on devices, procedures, and protocols throughout clinical investigations. Educates and trains physicians and hospital staff on device handling, implantation, and troubleshooting. Provides feedback to improve training materials and validates center, physician, and staff certifications.

Working student supports event and streaming productions, from preparation and logistics to technical setups. Assists with equipment, data, and process organization, and gradually takes on more complex technical tasks. Must be currently enrolled in a university and have a Class B driving license.

We are seeking an administrative and organizational assistant for the sales department and other departments. The role involves handling diverse administrative tasks, cross-departmental assignments, document management, correspondence, travel arrangements, and event organization.

Working Student (f/m/x) Commercial Operations supports CRM management, content maintenance, market research, and ad-hoc tasks.

The Head of Group Tax ContiTech will develop and implement a global tax strategy, manage transfer pricing, oversee tax accounting, and ensure compliance with tax regulations. The role requires a German tax advisor with extensive experience in a senior tax leadership position within a global industrial company.

Lead Data Engineer designs, builds, and evolves scalable data platforms and architectures. Guides project teams, translates business needs into data solutions, and optimizes data workflows. Requires 7+ years of experience in data solutions, platforms, and interfaces, strong data modeling expertise, and experience with cloud-based data platforms.

Head of Investor Relationships will foster and maintain relationships with existing investors, develop strategies to attract new investors, and manage communications and reporting.

Develop and implement packaging strategies, optimize processes, and collaborate with stakeholders to deliver sustainable and innovative packaging solutions. Manage packaging data, ensure compliance with regulations, and contribute to packaging reporting.

Develop and maintain advanced power system models for steady-state and dynamic simulations. Lead the development lifecycle of models, from research to implementation and maintenance. Collaborate with application engineers to provide customer support.

Senior Digital Production Expert implements Industry 4.0 technologies (IoT, AI, automation) to enhance shopfloor processes. Collaborates cross-functionally to optimize operations, analyze KPIs, and mitigate risks. Requires a Master's degree, 5+ years experience in manufacturing, and proficiency in Industry 4.0 technologies.

Provide technical solutions for customers, optimize processes, and support sales teams with technical inquiries and projects. Develop customer-specific solutions, including technical design, costing, and project planning.

Business Development Intern will assist in optimizing business operations, create marketing materials, conduct market and competitor analysis, and support other teams. Must be pursuing a degree in a relevant field with prior internship experience.

Designs data solutions, focusing on architecture, ecosystems, and scalability. Connects business strategy with technical excellence and guides complex decisions.

Senior Account Executive with 7+ years of digital/programmatic ad sales experience drives revenue growth for Amazon Ads. Builds client and agency relationships, maps account strategies, and influences buying decisions. Experience in the CPG industry is preferred.

Develop and execute the ALSO Group's global tax strategy, providing tax advice to Group CFO and Management. Manage all tax aspects of M&A transactions and ensure compliance with tax obligations in over 31 European countries.

Layout design engineer will implement and verify high-performing circuit designs for optical communication. Collaborate with designers to provide optimal solutions. Conduct layout design using latest tools to meet performance requirements and design rules.

Working Student will support the development of battery energy storage and flexible asset portfolio, implement front-to-end readiness for new assets, and improve trading operations.

The IP department at BASF Personal Care & Nutrition GmbH seeks an expert in digital licensing to build monetization setups and oversee initiatives. You will assess litigation and licensing cases, prepare recommendations for strategic decision-making, and lead cross-technological teams to successful outcomes.

Leads AP, AR, GL, and Fixed Assets teams, shaping financial information flow and ensuring accuracy and control. Owns the full closing cycle under IFRS and Local GAAP, designing and enhancing Accounting processes for a scalable environment. Plays a key role in Finance Transformation, optimizing SAP S/4HANA and improving data flows. Leads Local GAAP statutory audits and supports IFRS Group audits.

Support the Voith Group Turbo Division in tracking customer complaints and ensuring timely processing. Develop global guidelines for handling customer portals and integrate data capture forms into customer contracts. Assist in improving goodwill policies and managing damaged parts inventory.