ruby English-speaking jobs in Düsseldorf

Experienced Quantity Surveyor needed for large-scale data centre projects in Europe. Manage project costs, procurement, and contract administration.

Develop and implement regional logistics procurement strategy. Lead RFx processes, negotiate contracts, and manage logistics partner performance. Analyze logistics networks for optimization and mitigate risks.

Experienced Test Engineer needed to design and execute tests for cutting-edge autonomy products. Analyze system specifications to derive test cases, manage test scenario spaces, and allocate tests across various environments. Evaluate test runs, provide verdicts, and offer actionable feedback to development teams. Requires a solid understanding of autonomous driving, testing logic, and machine learning. Must have a driver's license (Class B minimum).

As an Accounting / Finance Supervisor, you will take responsibility for selected accounting areas, ensuring smooth daily operations and contributing to process improvements. You will review, assign, and post financial transactions, prepare financial statements, and support payment processes.

The Service Manager ensures excellent customer service, manages daily operations, and develops service standards. This role requires strong technical knowledge of Segway products, fluency in German and English, and the ability to handle customer inquiries, process warranty claims, and collaborate with internal and external teams.

As Development Coordinator, you'll support project and construction efforts across Europe, coordinating purchase orders, tracking budgets, and ensuring timely deliveries. You'll also manage supplier data, coordinate communication, and assist the Chief Development Officer with reporting and project coordination.

Senior Legal Counsel to provide legal advice and support to Xiaomi's European Automotive Business Line. Responsibilities include contract drafting and negotiation, legal research, and policy development. Requires German Bar Exam and 4+ years of in-house automotive industry experience.

Senior Research Scientist (m/f/d) will participate in project acquisition, software solution design, and team management. The role involves projects at the intersection of data science, robotics, and AI. Fluent English required.

CAE seeks an Instructor Flight Engineer to operate Flight Simulator Training Devices (FSTD's) and provide instruction to aircrew members. The role requires a minimum of three years of experience as a Flight Engineer on E-3, E-8, and/or Boeing 707 aircraft, and one year as an instructor Flight Engineer on E-3 and/or E-8 aircraft. Fluency in English and eligibility for NATO Security Clearance are required.

Working Student (f/m/x) in Engineering will build and assemble mechanical and electrical assemblies, create technical drawings, and develop work instructions. Must be a currently enrolled Bachelor's student in Mechanical or Industrial Engineering with a focus on design and hands-on experience in building mechanical assemblies. Fluent in English and German required.

Senior Data Engineer to build and scale real-time data infrastructure for a global AdTech platform. Responsibilities include building a real-time feature store, streaming pipelines, and data quality frameworks. Requires strong experience with distributed systems, event-driven architectures, and technologies like Kafka, Flink, and Java.

Support the implementation and operation of Digital Engineering capabilities within assigned domains or projects. Contribute to cross-functional collaboration and assist in analyzing engineering workflows.

Project HSE Inspector needed for a hydrogen infrastructure project near Düsseldorf. Responsibilities include on-site inspections, ensuring PPE use, verifying compliance with HSE procedures, and promoting a strong safety culture. Requires 3-5 years of experience as an HSE/Safety Inspector in the Oil & Gas industry, an internationally recognized HSE qualification, and proficiency in English and German.

Lead a €30 million MEP package for a hyperscale data centre project. Manage the full project lifecycle, build your team, and oversee both Mechanical and Electrical scopes. Proven experience delivering large-scale data centre projects and P&L accountability required.

Contract Full Stack Engineer to scale an AI product platform from prototype to MVP. Experience with Next.js, AI-enabled products, and LLM workflows is required. Familiarity with LangGraph, Langfuse, and LangSmith is highly relevant.

Support the development of sensor equipment solutions for the Eurofighter, including the E-Scan Radar (ECRS Mk1) and Electronic Warfare products. Assist in system engineering activities across the product life cycle.

Act as a financial business partner for the Dairy Category, providing insights and driving data-driven decision-making. Ensure accurate month-end closings, support forecasting, and contribute to finance transformation.

Manage and grow customer relationships in the Automotive Fluids Independent Aftermarket, focusing on coolant/antifreeze and brake fluid products. Negotiate contracts, steer technical and commercial projects, and acquire new customers. Represent BTC at industry events and contribute to digitalization initiatives.

Freelance/contracting AI Motion Designer needed for a project in Berlin. Create motion content using Adobe Creative Suite and AI video tools like Gemini/Veo. Must have a portfolio showcasing AI-driven video work and strong collaboration skills.

Internship in Global Communications / Operational Excellence & Digital for enrolled students (m/f/d) in communication sciences, media, digital business, or a comparable field.