ruby English-speaking jobs in Düsseldorf

Teach Medicine online or in-person to students of all levels. Share your knowledge of Anatomy, Physiology, Pathology, Pharmacology, Biochemistry, Clinical Medicine, and other medical sciences. Flexible hours and competitive pay. Previous teaching experience is not required.

Manage a customer service team, overseeing the entire commercial order process, OPOS, and logistics coordination. Responsibilities include distributor meetings, trade show support, and service quality assurance. Requires a commercial background and strong organizational skills.

Lead the expansion of the European Defense Industry practice by developing propositions and strengthening senior client relationships. Requires 7+ years in defense, national security, or risk consulting, with fluency in German and English.

Senior AI Product Manager to own AI and automation initiatives for internal tools and customer-facing products. Requires 5+ years in product management with experience delivering AI-native capabilities.

Treasury Accountant RTR role supporting EMEA Regional Treasury Center accounting and financial reporting. Responsibilities include recording transactions in JD Edwards, balance sheet reconciliations, and SOX compliance. Requires a degree and 2+ years of relevant experience.

Evaluate search results and AI-generated content for quality and relevance. Conduct online research to support rating decisions and document issues. Requires excellent German and English communication skills and residency in Germany.

Vice President Customer Projects will take global responsibility for delivering customer implementation projects for the EPG ONE Supply Chain Execution Suite. This executive role leads the global Customer Projects organization and drives strategic development of international Professional Services.

Key Account Manager responsible for strategically acquiring and managing B2B customer relationships. Requires a relevant Bachelor's degree and several years of sales experience at a car manufacturer. Must be fluent in German and English.

Develop and optimize medium-voltage cable accessories up to 42 kV. This role involves design, testing, and leading PLM projects with external partners. Requires an Electrical Engineering degree and knowledge of plastic injection molding.

Senior Electrical Engineer leading electrical functions on complex data centre, pharmaceutical, and industrial projects across Europe. Responsibilities include guiding design reviews, installation, commissioning, and coordinating with multidisciplinary teams. Requires an Electrical Engineering degree and experience on large-scale projects.

Head of Supply Chain owns end-to-end physical goods flow, including purchasing, warehousing, and logistics across Europe. This role manages assembly, owns ERP systems, and drives supply chain financials. Requires 10+ years of experience.

Coordinate and develop the international doctoral program for IMPRS-UFAST. Responsibilities include curriculum development, recruitment, mentoring, and program administration. Requires a doctorate in natural sciences and understanding of doctoral research.

Growth Manager to own the digital customer journey, building and optimizing B2C sales funnels in HubSpot. Responsibilities include conversion, activation, retention, and data-driven testing. Requires 5+ years in growth/e-commerce with HubSpot expertise.

Develop and optimize quantum sensor concepts based on qubit systems. Perform advanced numerical simulations and analyze experimental data to refine sensor designs. Requires a PhD in a relevant field with background in quantum sensing and simulation.

AI Facial Data Collection Contributor to collect and process high-quality facial images for AI training. Responsibilities include capturing diverse, high-resolution data while adhering to strict ethical and privacy protocols. Requires experience with facial data collection and proficiency with capture tools.

Senior Scientist for Solid Products provides technical and scientific oversight for solid dosage manufacturing. Acts as SME for powder handling, blending, granulation, compression, and coating. Requires a Master's degree and 10+ years in the pharmaceutical environment.

Intern Autonomous Driving supports R&D in uncertainty estimation for end-to-end autonomous driving. Tasks include literature review, technique evaluation, and ML framework implementation. Requires CS/Robotics background, Python proficiency, and deep learning knowledge.

Deliver groceries to customers efficiently by e-bike or e-scooter, exceeding delivery targets. Must be at least 18 years old, have a work permit in Germany, and speak English or German.

Lecturer Data Science Model Engineering role involves teaching topics like feature engineering and predictive modeling. Requires a degree in CS or Data Science, practical experience, and C1 English skills.

Promote FiberHome's FTTH passive product portfolio and build relationships with ISPs and telecom operators across Germany and Europe. Requires a degree and native German/fluent English.