ruby English-speaking jobs in Düsseldorf

Leads and advises the organization on all product safety matters. Ensures compliance with relevant laws, standards, and policies. Manages a team of Product Safety managers and collaborates with various departments to develop and implement safety procedures. Requires a strong background in product safety standards, testing procedures, and consumer protection law.

The 2026 InnoCORE Global Postdoctoral Job Fair will be held in London, München, and Zürich. Korea's leading science and technology institutes will present research careers, postdoctoral positions, and PhD-related opportunities. Participants can explore InnoCORE research groups and have 1:1 Research Meetings with research teams.

As a Technical Product Manager in Customer Risk, you will own and evolve the Risk Decision Workflow Engine roadmap, balancing fraud and credit risk mitigation, acceptance rates, compliance, and scalability. You will work hands-on within the Risk Decision Workflow Engine, maintaining and adjusting decision logic, workflows, and configurations. You will drive end-to-end product execution, partnering with engineering, fraud and risk product managers, data science, and product teams.

Experienced HR professional to partner with business leaders, align HR strategies with business goals, and execute HR and business strategies.

Development Engineer (m/f/d) for high-voltage switchgear. Implement customer wishes and develop products in a team. Shape the development process from sketch to finished product. Model mechanical components using PTC Creo and verify properties. Assist in planning and executing development and type tests. Document work results in standard-compliant drawings. Support operational business with technical expertise.

The VTS Talent, Learning & Development Partner ensures the VTS Division has the necessary competencies to deliver outstanding service and business performance. This role shapes a strategic approach to talent, learning, and leadership development, partnering with the VTS Academy and HR Managers to align training with business needs and service strategy.

Experienced Systems Engineer to lead engineering initiatives and design updates for a preclinical Polarizer system. Responsibilities include reviewing design choices, maintaining the Design History File, overseeing fluidic subsystem engineering, and executing lab testing. Requires a degree in Engineering, 3+ years of experience in R&D, and expertise in mechatronics, fluidic architectures, and thermodynamics.

Provides relocation support services, including sponsorship training and newcomer orientation and counseling, to military personnel and their families. Maintains and distributes ACS Welcome Packets and attends Relocation Assistance Coordinating Council (RACC) meetings.

Office Manager sought for a fast-growing deep tech UAV/robotics startup in Munich. Responsible for smooth daily office operations, coordinating internal processes, and serving as the point of contact for organizational matters.

Siemens Energy seeks two Supplier Quality Engineers to ensure quality standards for auxiliary systems. Responsibilities include supplier oversight, product inspections, audits, and nonconformance management.

Leads marketing strategy and activation for OTC brands (nicorette, Imodium, Dolormin, Olynth) in Germany. Collaborates with media, trade marketing, sales, and central marketing teams. Requires a university degree in business/economics with a focus on marketing and 4+ years of brand management experience.

Own Pling's architecture and code, strategy, and execution. Build complete features end-to-end, own the technical direction, and design and own the LLM pipelines that power Pling's AI features. Define and lead the migration to the next-generation architecture and build the development pipeline.

Senior Construction Project Manager will lead end-to-end construction projects for KFC restaurants across Germany. Manage planning, budgeting, tendering, and execution, coordinating contractors, consultants, and stakeholders. Requires 8-10+ years of construction project management experience, experience in retail, QSR, hospitality, or commercial builds, and fluency in German and English.

Working Student supports marketing efforts for educational programs focused on entrepreneurship and technology. Responsibilities include content creation, social media management, event promotion, and program operations. Strong communication skills, creativity, and a passion for innovation are essential.

HR Business Partner to provide in-market HR expertise for Germany, ensuring compliance with German employment law and partnering with leadership on workforce planning, talent, and organizational effectiveness.

Financial Controller will track actuals against budget, analyze variances, and support pricing, costing, and bid calculations. Responsibilities include preparing budgets, forecasts, and management reports, providing financial insights, and supporting process improvements.

Protection & Control Engineer needed for high-voltage substation design. Responsibilities include protection architecture design, relay selection, tripping logic development, and technical documentation. Requires a degree in Electrical Engineering, 5+ years of experience, advanced German (C1), and Engineering Base proficiency.

Dynamic German-speaking Sales Executive to join a multicultural team in Barcelona. Build client relationships, deliver digital marketing strategies, and drive business growth through strategic consultancy.

Senior Business Analyst to support Mortgage and Corporate Financing workstreams, focusing on lending lifecycle processes, credit decisioning, and AI-enabled solutions. Collaborate with stakeholders to capture requirements and translate them into implementable solutions.

This apprenticeship combines training as a Freight Forwarding and Logistics Services Clerk and a Warehouse Logistics Specialist. Successful candidates will complete training documentation, actively learn new tasks, and attend vocational school.