javascript English-speaking jobs in Bielefeld

Deliver groceries to customers efficiently by e-bike or e-scooter. Meet and exceed delivery targets while providing exceptional customer service. Must be at least 18 years old, have a German work permit, and speak English or German.

Systems Innovation Engineer needed to assess drone components and sub-components at a full-system level, ensuring sourcing and evaluation decisions are technically sound and aligned with platform performance.

Shape and build digital customer experiences across chat, voice, and customer portals. Combine product ownership with technical execution, turning ideas into impactful solutions. Collaborate with cross-functional teams to drive innovation and deliver measurable outcomes.

This role is a hands-on, business-facing HR leadership position supporting manufacturing scale-up, cross-border operations, and M&A activities across Europe. The HR Manager will partner with Europe leadership, ensuring alignment between global HR frameworks and local execution.

Operational Logistic Specialist needed for a global technology company in Böblingen. Coordinate with transportation and warehousing suppliers, manage processing details, conduct inventory counts, and supervise outbound shipments. Bachelor's degree in Industrial Engineering/Business Administration or equivalent with 2-3 years of experience in operational logistics. Must have strong communication skills in English and German (min B2).

Global IT Procurement Manager needed for a market leading manufacturing company. 5+ years of IT procurement experience in hardware, software, and infrastructure required. Experience with SAP, S/4HANA & Ariba is essential. Lead strategic sourcing activities, from market analysis to contract negotiation. Collaborate with stakeholders to ensure procurement strategies align with organizational goals.

Senior Backend Engineer will architect, enhance, and streamline backend systems, focusing on scalability, CI/CD pipelines, and monitoring. Expertise in Python, NodeJS, or C++ is required, along with a strong track record in production environments.

Account Executive for the Italian market, responsible for full-customer lifecycle management. This includes new business development, account management, and expansion opportunities. Requires 2-6 years of experience in full-cycle sales or customer success in B2B SaaS/tech, strong eCommerce selling experience, and fluency in Italian and English.

The Communications Manager - AI Content & Communications develops, writes, and edits content for internal and external audiences, leveraging AI tools. The role manages content initiatives, drives innovation in content formats and storytelling, and owns end-to-end project management for content production. The Communications Manager collaborates with technology partners and stakeholders to ensure alignment and delivery of strategic projects. Expertise in content creation, editorial management, and asset management is required. Experience in managing complex projects, stakeholder management, and digital content ecosystems is also necessary.

CSL Plasma seeks a GxP-Auditor to perform qualification audits at plasma suppliers/service providers in the EMEA region. Responsibilities include evaluating audit results, performing risk analyses, and assisting in the development of audit systems. Requires excellent Italian or French, English, and German language skills, 2-3 years of auditing experience, and knowledge of quality management and GxP/DIN ISO.

PhD Student in Cancer Breaksome will map and classify DNA double-strand breaks in cancer cells. The project integrates multi-omics datasets to identify cancer-type-specific vulnerabilities and develop reverse-translational strategies for therapeutic interventions.

Logistics & Supply Chain Coordinator for a Munich-based startup specializing in military aviation technology. Manage inventory, warehouse operations, and material flow, ensuring efficient production processes. Coordinate with suppliers, logistics partners, and internal teams to resolve supply chain issues. Maintain accurate records and ensure compliant packaging and transportation of Dangerous Goods (IATA/ADR).

Leuphana University of Lüneburg's Leuphana Center for Cooperative Security invites applications for its international doctoral program in Cooperative Security, launching in April 2027. The program supports innovative PhD research on global security challenges from political science, economics, law, and psychology perspectives.

Experienced Primavera P6 Scheduler needed for a major semiconductor facility in Dresden. Develop, maintain, and analyze project schedules, monitor progress, and identify risks. Collaborate with project teams, stakeholders, and clients to ensure successful project delivery.

Applied Scientist will innovate on combining language models with classical AI reasoning. Responsibilities include publishing research, developing AI systems, and working with engineers to implement ideas. Requires experience with machine learning, deep learning, and publications in generative AI reasoning or classical planning. PhD in a relevant field is required.

Senior Consultant for Technology & Solution Architecture leads strategic implementation projects, selecting technologies, products, and partners. Manages architecture workstreams, ensuring alignment with E.ON's digital capabilities and project needs. Collaborates with internal and external stakeholders to deliver end-to-end advisory services.

Lead FZS's global efforts to combat illegal gold mining in and around protected areas by driving policy change, influencing global markets, and strengthening international partnerships.

Senior Security Engineer designs, implements, and matures security architecture across various domains. Partners with teams to review, harden, and implement security controls. Oversees vulnerability management, penetration tests, and threat hunting. Mentors SOC analysts and maintains documentation. Requires a Bachelor's degree in a related field, 5+ years of experience, and strong knowledge of security frameworks and tools.

Design, develop, and commission ultra-precision mechanical systems for the XFELO project. Perform computer-aided engineering tasks, including design optimization and structural/thermal assessments. Participate in experimental testing and analysis.

As a member of the Center of Expertise (COE) team, you will support customers and account teams in implementing cost efficient test solutions for electro optical devices on the V93000 ATE platform. You will design and implement test methodologies for the optical and electrical characterization of silicon photonics components and integrated circuits. You will prepare and support pre sales activities, including technical customer presentations and benchmark projects. You will actively contribute to the rollout of new V93000 electro optical test solutions to the worldwide customer base.