freelance English-speaking jobs in Bielefeld

Office Manager & Administrative Assistant needed for a Frankfurt-based corporate office. Manage daily operations, serve as a point of contact for facilities and IT, and support the Country Manager with administrative tasks. Requires strong organizational skills, fluency in English and German, and proficiency in Microsoft Office Suite.

Develop and support Tonic software, controlling goods flow in horizontal sorter systems. Responsibilities include software maintenance, issue analysis, implementing changes, testing, and user documentation. Requires proficiency in C++, C#, SQL, and experience with Linux, .NET Framework, HTML, Azure DevOps Server, and Microsoft SQL Server databases.

KWS seeks a Digital Agriculture Expert to implement and maintain precision agriculture technologies across breeding stations. This role involves planning, introducing, and supporting the use of technologies like FieldExplorer, Phenotyping, and Field Machinery. The expert will also provide training, troubleshoot issues, and collaborate with stakeholders to ensure successful technology adoption.

Own the full picture of fashion e-commerce at momox. Drive assortment planning, develop merchandising strategies, and analyze market trends. Collaborate cross-functionally to optimize product presentation and ensure customer satisfaction.

Amazon seeks a competition lawyer to drive EU and German regulatory matters, advise on competition law across all businesses, and shape the company's long-term strategy.

Senior System Administrator will act as onsite technical lead for the Berlin office, providing 2nd-level support, managing Microsoft 365 and server infrastructure, leading IT projects, and coordinating with stakeholders.

Production Engineer will provide technical support for safe, efficient, and high-quality operations in a state-of-the-art biorefinery. Responsibilities include troubleshooting, optimizing plant performance, and collaborating with teams to ensure smooth operations.

Build the German market for Eternis, a company redefining mobility and delivery in Europe. As the first Country Manager, you will own the market launch, driver acquisition, fleet development, and P&L responsibility. This is a hands-on, high-ownership role requiring operational and financial expertise, adaptability, and a proven track record of building operations from scratch.

Lead the legal function of a growing international technology company. Provide legal, commercial, and strategic advice to the executive team and Board. Manage complex transactions, agreements, and risk. Develop legal processes and lead a mid-sized legal team. German-qualified lawyer with significant in-house or private practice experience required.

This critical 24/7 role ensures the availability and performance of data center infrastructure. Responsibilities include monitoring systems, conducting maintenance, responding to incidents, and ensuring compliance with German data center standards.

Product Designer will work within cross-functional pods to design solutions for restoration work involving multiple stakeholders. Responsibilities include user research, synthesis, and design across various personas. Must have German & English C1 or better for on-site research.

Sales Researcher / SDR to support sales efforts through market research and lead generation. Research potential buyers, partners, and target companies. Build and maintain prospect databases and identify decision-makers.

Experienced Inspector (m/f/d) required for offshore wind project in the German North Sea. Responsibilities include conducting inspections, participating in tests, and ensuring compliance with project standards. Requires a completed degree in a relevant field, several years of experience in automation, telecom, or electrical substation systems, and fluency in English.

Electrical Engineer needed for test lab. Responsibilities include creating test specifications, operating equipment, evaluating results, and analyzing deviations. Requires a degree in electrical engineering or equivalent, experience in the transformer sector, and proficiency in Visual Basic and MS Office. Must be physically fit for high-voltage work and fluent in German and English.

Experienced Graphic Designer sought for international opportunities. Create visually appealing designs for marketing materials, websites, and social media. Collaborate with marketing teams and stay updated on design trends.

Senior AI Engineer will design, implement, and maintain AI-powered solutions using cloud technologies. Requires expertise in GenAI, LLMs, and agentic AI, with experience in production deployments. Strong Python skills and knowledge of MLOps, APIs, databases, and security are essential.

Assembles fabricated parts, tests, calibrates, and repairs gas quality measurement devices. Requires a 3.5-year vocational training and experience assembling parts and building products.

The Human Resources Business Partner (HRBP) DE/CH aligns employee engagement, performance, and organizational capability with business success in Germany and Switzerland. The role requires experience collaborating with the German Works Council and deep knowledge of German co-determination requirements. The HRBP acts as a trusted advisor, employee champion, and change agent, partnering with business leaders, employee representatives, and external service providers.

Leads, manages, and decides on all global customs & export control topics, ensuring compliance with regulations and tax laws. Directs legal changes and emerging trends in global trade legislation. Operates import-export activities, tariff classifications, and AEO certification. Implements global customs procedures and coordinates corrective actions. Manages audits, trains, and maintains customs & export control knowledge across the organization.

DevOps Engineer / Administrator will manage the IT infrastructure for the Lower Saxony judiciary, focusing on container platform administration (Kubernetes, RedHat OpenShift). Responsibilities include ensuring data availability and supporting teams with container-based application implementation.