freelance English-speaking jobs in Bielefeld

Operations Support Agent needed for a 22-month parental leave coverage. Responsibilities include managing vehicle and transport movements, operating and monitoring the sorting system, creating transport documentation, recording production data, and handling shipment tracking and customer service.

Develop and lead product and brand line reviews with customers across Europe, leveraging market analytics, customer needs, and financial targets to drive sales and margin growth. Conduct market and consumer research, analyze data, and translate insights into actionable strategies. Build and maintain strong customer relationships and support internal teams with data-driven recommendations.

Support day-to-day AML activities including customer onboarding, transaction monitoring, and financial crime prevention. Review customer documentation, conduct transaction monitoring, and perform sanctions screening. Collaborate with internal stakeholders and support regulatory requests.

Working Student in the Mentorship Team will support the Mentorship Lead in daily operations, mentor recruitment, onboarding, and engagement. Responsibilities include managing mentor data, handling mentor communication, and supporting community building activities.

Lead a high-performing media buying team and execute multi-million-dollar, multi-channel campaigns across Europe and Latin America. Drive data-led optimizations, negotiate with media partners, and collaborate cross-functionally.

Intern (m|f|d) - Research & Development - Stock Preparation. Support research and development projects in sustainable and efficient paper production. Develop, commission, and evaluate test rigs. Plan, execute, and evaluate experiments. Support external trials in paper mills.

As a Working Student in Hardware Development for Communication Analysis, you will design, prototype, and test custom hardware solutions for analyzing communication interfaces with ECUs, particularly for access and go systems. You will utilize the developed hardware to implement analysis setups for characterizing RF communication signals and facilitate SPI communication decryption.

Retail Management Apprentice in Bienne, starting August 2026. Three-year apprenticeship focused on customer service, product sales, and ensuring excellent service.

Experienced CFO to lead finance function for a holding company and family office with a portfolio of growing start-up companies. Responsibilities include financial strategy, accounting operations, financial controlling, compliance, and legal structure oversight. Requires 8-12 years of experience as CFO/Senior Finance Director with a proven track record managing multiple companies across diverse tax jurisdictions.

Design, implement, and manage scalable cloud infrastructure using Kubernetes and Azure Cloud. Develop and manage infrastructure using Terraform and Infrastructure as Code. Provide and manage tools for cost tracking and security scanning. Automate the deployment process to ensure quick and reliable software delivery. Collaborate with development teams to ensure smooth project delivery.

Support the IT team in daily operational activities, including triaging tickets, testing, and documentation. Assist with Salesforce Sales Cloud, Service Cloud, and Field Service tasks.

Electronics Customer Support Engineer provides technical support to internal and external customers, troubleshooting issues, and analyzing root causes. Responsibilities include maintaining documentation, collaborating with cross-functional teams, and managing BOMs and SOPs. Requires 3-5 years of experience in related fields, including electronics design, PCB production, and cable harness design. Proficiency in Altium or similar PCB design tools and electronic tools is essential.

Lead Commercial Counsel will develop and execute commercial legal strategy across multiple European markets. Responsibilities include drafting, negotiating, and executing commercial agreements, advising leadership on legal risk, and managing a direct report. Requires a fully qualified German lawyer with 4+ years of experience in commercial contracting and a strong track record in high-growth, international environments.

Working student supports the finance & accounting team in daily operations, gaining experience in posting transactions, reconciling accounts, and preparing financial statements.

Senior Production Engineer – Avionics leads the assembly, testing, and industrialization of avionics and wiring harness components. Responsible for transitioning from prototype to high-volume production, ensuring avionics systems meet performance, safety, and reliability requirements. Collaborates with design engineers, R&D, and stakeholders to integrate harness assembly processes and define test procedures. Owns cost and schedule planning for avionics production, including forecasting, optimization, and continuous improvement.

Experienced CFO to lead finance, HR, and IT for a growing automotive manufacturing company backed by private equity. Full P&L responsibility, financial reporting, and support for M&A activities. Fluent German and English required.

Senior Site Process Engineer will drive process stabilization and standardization across European Fulfillment Centers. Responsibilities include leading continuous improvement initiatives, implementing technological advancements, and minimizing performance variation.

Coordinates warranty execution, acts as the primary customer contact, and manages defects and NCRs. Analyzes field incidents and quality data to drive continuous improvement. Supports warranty projects and retrofits in the DACH region.

The Director Security Consulting (CEU, GEA, and SEU) drives security-related sales and project delivery across Europe. This role translates International SOS security strategy into actionable plans to expand sales. Responsibilities include market analysis, client relationship management, project leadership, and security offering development. Requires experience in security consulting, project delivery, and leadership. Fluency in English and German is essential.

As a Technical Architect, you will design, develop, and maintain technical and data architectures for Munich Re's ServiceNow instances. You will serve as a primary point of contact for IT internal requesters, projects, and business customers on the ITSM platform, including its modules and interfaces. You will also collaborate with IT and business teams to translate requirements into technical solutions.