ruby English-speaking jobs in Düsseldorf

Drive commercial growth for HMS OT Cybersecurity offering, initially in Europe and globally. Shape go-to-market strategy, build relationships with system integrators, partners, and key accounts.

Leads and contributes to strategic sourcing initiatives, from market research to contract negotiation. Serves as a procurement advisor, guiding internal teams on best practices and value-focused sourcing approaches. Oversees procurement projects and conducts market intelligence, benchmarking, and supplier evaluations. Drives supplier negotiations and analyzes procurement data to enhance efficiency and reduce costs. Collaborates with stakeholders to ensure procurement strategies align with corporate goals.

Leads the Automation team at Takeda's largest manufacturing site, implementing global automation standards and developing site-specific solutions. Responsible for project planning, development of automation concepts, and optimization of existing technology. Requires experience in AGV, MES, Track & Trace, equipment integration, computer vision, data automation, and BI systems.

The University of Cologne seeks a Professor of Economics (W3) to contribute to research and teaching within the Cluster of Excellence «ECONtribute: Markets & Public Policy». The successful candidate will have a strong research record, demonstrate a commitment to research excellence, and be able to translate research into high-quality teaching.

Human Resources Business Partner will partner with business leaders to support rapid growth, manage recruitment, and ensure HR compliance. The role requires experience in employee relations, compensation, performance management, and HR operations.

Internship at RWE Consulting supports the completion of team tasks, conducts research and analyses, prepares presentations, and participates in meetings.

Lead Full-Stack Engineer needed for a hyper-scaling tech company. Design and evolve distributed fullstack architectures using React/Next.js + Node.js. Build highly performant user interfaces and backend services. Shape API models, data flows, and integration logic. Mentor other engineers and lead discussions. Deep expertise in React, Next.js, Node.js, TypeScript, and REST/GraphQL API design required.

Technical Sales Engineer will support customers across Europe with sensing and geospatial technology solutions. The role involves translating client needs into solutions, conducting product demonstrations, and providing technical support. Requires a Bachelor's degree in a relevant field and 3+ years of experience in surveying, geospatial, GPR, or engineering.

Strategic Purchasing Manager will drive strategic sourcing with a focus on Korea and Germany/US sites. Responsibilities include supplier qualification, price negotiations, and market analysis. Requires strong supplier management, APQP/PPAP, and cross-cultural experience. Fluent Korean and English are required.

Manages warehousing quality control, standardizes processes, and improves efficiency. Develops and implements quality control strategies, ensures compliance with standards, and reduces error rates. Supervises on-site operations, identifies risks, and promotes cross-departmental collaboration.

Onboarding Manager will implement and manage a division-wide onboarding framework, develop onboarding content, and design learning curricula. The role requires experience with e-learning platforms, project management, and stakeholder collaboration.

Lead and mentor a team of developers, driving architectural decisions and coding standards. Design, develop, and maintain scalable web applications, architecting complex systems for reliability and security. Conduct code reviews, develop automated tests, and collaborate with teams to deliver high-quality solutions.

Intern will assist with international projects, change management activities, and project management tasks within the Customer Portfolio Management Team.

Fitness Coach provides health and fitness programs, exercise guidance, and group classes for employees. Requires a Trainer B license, relevant education, and strong German and English communication skills.

Area Sales Manager (m/f/d) – LATAM and Brazil will provide sales support to dealers and sales companies in Latin America and Brazil. The role includes training sales partners, product consulting, and supporting the development of new construction methods.

As a Medical QA & Test Working Student, you will validate AI medical device integrations within deepcOS, investigate system behavior, and support the continuous improvement of third-party AI solutions.

Expert Controlling will define and implement standardized production controlling processes, ensure accurate product cost calculations, and translate production data into insights for management.

Senior Electrical Manager for a large-scale cruise ship newbuild program. Oversee installation, commissioning, and verification of entertainment, IT, and safety systems. Requires electrical engineering degree and shipbuilding experience.

Leads and develops an interdisciplinary R&D team focused on in-situ hybridization (ISH) technologies, including FISH and CISH. Oversees assay development, validation, and continuous improvement. Works cross-functionally with Regulatory Affairs, Quality, and Commercial teams.

PMO Manager to support executive leadership in strengthening project and portfolio governance within an international automotive environment. Drive transparency, structure, and strategic alignment across complex automotive programs.