freelance English-speaking jobs in Bielefeld

Lead the development of the METRO/MAKRO App, transforming business needs into a customer-centric digital experience. Own the full lifecycle of digital customer-facing solutions, ensuring seamless journeys from discovery to ordering. Drive harmonization and scalability of digital products globally while aligning local requirements with the global strategy.

GNSS Technical Support Engineer analyzes client requirements, develops tailored solutions integrating hardware, firmware, and data services, and provides technical support for GNSS modules and cloud-based data services.

As a Revenue Growth Manager, you will drive sustainable revenue growth by optimizing pricing strategies, enhancing financial performance transparency, and enabling data-driven decision-making across sales, portfolio, and customer management. You will monitor financial KPIs, define and implement pricing strategies, and support sales initiatives with financial analysis.

International B2B Sales Manager to expand market presence and strengthen customer partnerships. Develops new business opportunities, manages key accounts, and collaborates with internal teams to deliver tailored flavor solutions.

Designs core cloud platform capabilities for METRO Group on Google Cloud Platform. Ensures secure, efficient, and autonomous product team usage while maintaining governance, cost transparency, and compliance. Works with security and legal teams to integrate third-party providers into cloud security governance.

Support the technical supervision of driving simulators at the EDAG ZERO PROTOTYPE LAB in Wolfsburg. Assist with commissioning simulation models and support test engineers during sessions.

This is a two-year position focused on the development of new small molecule and biologic therapeutics for infectious diseases. Responsibilities include target-based research, synthesis and optimization of antimicrobial compounds, and analysis of structure-activity relationships. The successful candidate will have a doctorate in a relevant field and experience in medicinal chemistry, drug discovery, and biophysical assays.

Software Developer with 5+ years of experience in software development, data analysis, and algorithm development. Expertise in R, Python, JavaScript, TypeScript, C, and C++. Experience with React, database development, and UX design. Strong communication and teamwork skills.

Lead R&D projects for optical sub-assemblies, including planning, scheduling, budgeting, and risk management. Coordinate cross-functional teams and define technical requirements. Ensure robust, manufacturable solutions in line with quality standards.

Leads the development of innovative wound care products, managing projects from concept to launch. Requires expertise in medical technology, product development, and regulatory compliance.

ERP Specialist needed for IT department. Troubleshoot and resolve ERP and application issues, ensure system stability, and collaborate with business units. Lead ERP projects, manage vendors, and support SOX, GDPR, and security compliance. Minimum 5 years IT experience with ERP support, degree in Computer Science or related field, and strong technical expertise required.

Master Data Project Manager needed for digital transformation projects. Ensure project deliverables meet quality standards. Support development and implementation of technical solutions to improve data quality across the enterprise, with a focus on SAP R/3 and S/4HANA. Collaborate with cross-functional teams to establish master data standards.

Senior Vehicle AI Architect needed to design and implement AI architectures for vehicles. Requires expertise in AI/ML, automotive E/E architecture, and experience with AI training toolchains and open-source frameworks.

Account Executive will manage the full sales cycle in the German market, from prospecting to closing, and account management. Must be fluent in German and have experience in sales, especially SaaS sales.

Certification Analyst to support certification and audit processes for organizations operating in socially relevant supply chains. Responsibilities include reviewing audit reports, analyzing data, clarifying findings, and ensuring certification decisions are well-founded. Requires fluency in English and Italian, and Dutch is a plus.

Design and implement secure authorization frameworks across SAP Cloud ERP and SAP BTP Services. Collaborate with project teams to ensure requirements and latest SAP technologies are considered. Provide expert support and troubleshooting to internal stakeholders.

Leads the ICS Energy Networks Team as a center of competence for energy networks related ICS topics. Supports the VP ICS in managing ICS-cycle tasks and advises groupwide projects. Ensures efficiency and structure in collaboration with ICS Business Partners and fosters the development of team members.

Develop and implement logistics network strategies to optimize supply chain performance. Analyze logistics data, conduct network modeling, and manage transportation, inventory, and warehousing flows.

System Engineer Linux will set up, maintain, and support Linux machines for testing and integration processes. Develop and customize tools and software layers while collaborating with internal clients in a high-tech aerospace environment. Troubleshoot and document complex issues and work independently to solve problems.

Senior Development Technologist will lead technical projects, develop flavor concepts for extrusion-based snacks, and collaborate with cross-functional teams to bring innovative products to market.