freelance English-speaking jobs in Bielefeld

MEP Project Planner develops and maintains project schedules, oversees project control functions, and ensures alignment with project goals. Responsibilities include planning resources, monitoring progress, identifying risks, preparing reports, and collaborating with multidisciplinary teams.

HR Business Partner to support and develop HR processes in Germany and Austria. Responsibilities include payroll processing, employee support, personnel file management, and employment law consultation. Requires knowledge of payroll and employment law, at least 5 years of experience, and fluency in German and English.

International Payroll Specialist needed for fixed-term contract (July 2026 - December 2027). Process, audit, and reconcile international payrolls for Germany, Austria, and Switzerland. Partner with external providers and internal stakeholders to ensure accurate and timely payroll reporting.

Customer Service & Office Manager DACH needed to ensure smooth daily operations. The role combines office management, customer care, service coordination, and administrative support. Requires several years of experience in office management, administration, customer service, finance coordination, or service support. Fluent German and English required.

AI Solutions Engineer will design and deliver practical AI and automation solutions across business functions. Responsibilities include identifying opportunities, designing workflows, and building solutions using a mix of tools and technologies. Strong experience with automation tools, AI-assisted coding, and API integrations is required.

Working Student to support data management and quality activities in an international business environment. Assist with data maintenance, accuracy, and reporting.

The Cluster of Excellence "The Martian Mindset" at the University of Bremen seeks two postdoctoral researchers to lead independent, full-time research projects (up to 36 months). Successful candidates will develop original, interdisciplinary research proposals that address fundamental questions and contribute to the Cluster's long-term vision. Applicants must have a PhD (or proof of imminent completion) in any field relevant to The Martian Mindset and demonstrate scientific originality, methodological rigor, and potential for high-impact outcomes.

Experienced organizational talent sought to support a demanding semiconductor industry project. Responsibilities include administrative and organizational support, project controlling, and communication with stakeholders. Requires several years of experience as a project or team assistant, excellent organizational skills, and fluency in English.

CAD Designer needed for a multi-disciplinary automation team focused on inspection and process monitoring solutions. Develop and maintain 3D CAD models, generate technical documentation, and ensure design for manufacturing. Proficiency in CATIA V5/3DEXPERIENCE, including complex assembly management, parametric and associative modeling, and GD&T is required.

Leads global sensor portfolio strategy, market positioning, and commercial success for Coordinate & Vision Measuring Machines (CMM & VMM). Collaborates with R&D, sales, and other stakeholders to ensure platform fit and successful product launches. Manages the entire product lifecycle.

Training Coordinator needed to support NIIT's customer in Frankfurt. This role involves analyzing training needs, coordinating session delivery, and collaborating with the customer's learning delivery team. Requires 2-4 years of experience in learning delivery management, fluency in German and English, and proficiency in MS Office.

Supports team building forecasting models and data solutions. Maintains and implements data pipelines, data orchestration, storage, and interfaces. Produces analysis of data issues and solutions. Supports short-term forecasting and process monitoring.

ServiceNow Developer to design, develop, and configure solutions for Sales & Order Management processes. Experience with Lead-to-Order and Order-to-Provision workflows, TM Forum concepts, and ServiceNow platform required. JavaScript, API integration, and data modeling skills essential.

Leads commercial negotiations, manages key accounts, and drives business growth through new acquisitions and expansion. Collaborates cross-functionally to deliver on cost and timeline targets. Analyzes market trends and identifies growth opportunities. Builds and develops a high-performing team. Requires proven experience in automotive/OEM or B2B commercial roles, strong negotiation skills, and a track record of business growth.

Arcura Medical Properties seeks a detail-oriented AP Accountant to process invoices, prepare payments, and manage vendor accounts. The role supports the Accounting team in day-to-day finance operations and ensures compliance with accounting guidelines.

HHL Leipzig Graduate School of Management seeks a Professor in Managerial Finance. The position is open rank and suitable for both established and emerging scholars. Candidates should demonstrate research excellence and teaching ability in finance. Fluency in English is required.

Drive net new sales and manage upsell opportunities within a defined territory. Identify and qualify new business opportunities in the mid-market segment. Serve as a trusted advisor to prospective customers. Collaborate cross-functionally to ensure seamless implementation. Maintain accurate sales data within Salesforce.

The (Senior) International Business Development Manager will lead international business development projects, including market analysis, partnership establishment, and sales strategy development. The role requires 5+ years of international business development experience, fluency in English and German, and the ability to travel frequently.

Perform electrical characterizations and reliability analyses on integrated memory devices and ferroelectric transistors. Evaluate measurement data, identify optimization potential, and contribute to the development of characterization methods. Assist in test structure design and coordinate characterization requirements. Prepare reports and actively discuss results with the development team.

As the HOKA Field Experience Associate, you will deepen the HOKA connection with consumers, store staff, and communities. You will deliver demo runs, product training, and sales support to wholesale partners. This role requires strong communication, organization, and a passion for the running and outdoors industry. Fluency in German and English is essential.