ruby English-speaking jobs in Düsseldorf

Medical Director to co-develop medical strategy for Myasthenia Gravis, lead medical affairs activities, and serve as a scientific resource in Europe. Requires PhD or MD, 10+ years experience, including 5+ years in the pharmaceutical industry, and direct experience in Myasthenia Gravis or Neurology rare disease.

As a Maintenance Technician, you will independently maintain and inspect electrical, plumbing, and HVAC systems in a 155-room hotel. You will resolve faults, manage external partners, ensure safety, and assist guests with hotel inquiries. Technical skills in electrical work, plumbing, or HVAC are required, along with independent work ethic, problem-solving abilities, and a customer-friendly demeanor.

Perform chemical analyses using various sample preparation techniques and instrumental analytical methods. Develop and optimize analytical methods, maintain laboratory equipment, and document processes according to GLP guidelines.

Leads the establishment, management, and advancement of external collaborations for the Cardiac Early Detection Program. Drives the execution of clinical evidence generation strategies, including study design and project management. Serves as the primary interface to Key Opinion Leaders (KOLs) and builds relationships with industry partners.

Develop and execute go-to-market strategies for AI-powered product offerings. Define product positioning, messaging, and buyer personas. Create sales enablement assets and own website optimization. Build and scale digital content and campaigns across channels.

Designs product solutions within given frameworks, coordinating development activities. Manages functionality and installation assemblies, considering deadlines and future steps. Performs design investigations, simulations, and evaluations. Requires a Bachelor's Degree in a relevant field, industry experience, and professional English skills.

Client Advisor (m/f/d) to join the Miu Miu team in Berlin KaDeWe. Provide excellent customer service, build client relationships, and achieve sales targets. Must have strong communication and sales skills, passion for luxury fashion, and fluency in German and English.

The Corporate Office Senior Lead provides administrative and strategic support to the Executive Management team. Responsibilities include briefing preparation, agenda management, presentation development, and cross-functional project facilitation.

Contribute to quantum computation by developing and implementing an optimization algorithm for optical applications at ZEISS Corporate Research.

Leads strategy and roadmap for enterprise eHealth portfolio, including cloud and platform solutions. Manages full product lifecycle from concept to end of life. Builds and scales B2B software products, preferably in eHealth or healthcare IT.

Postdoctoral position in cardiometabolic imaging at the Center for CARDiovascular Research in DIABetes (CARDDIAB). Focus on developing standardized processes for hyperpolarized 13C MRI, including data analysis software and conducting studies in animal models and potentially humans. Requires a PhD in a relevant field, experience with HP13C MRI, and programming skills in Matlab/Python.

The European XFEL is seeking a researcher to work on a European-wide optics and metrology project. The role involves coordinating tasks related to the systematic study of contamination of X-ray optics, applying cleanroom technologies to recover them, and establishing physical characterization processes.

The Sales Development Representative (m/f/d) will drive Arctic Wolf's growth in the Nordic region. Responsibilities include prospecting, qualifying leads, and partnering with senior sales executives. Fluency in English and at least one Nordic language (Danish, Norwegian, Finnish, or Swedish) is required.

As a Maintenance Technician, you will independently maintain and inspect electrical, plumbing, and HVAC systems in a 155-room hotel. You will resolve faults, manage external partners, ensure safety, and assist guests with hotel inquiries. Technical skills in electrical work, plumbing, or HVAC are required, along with independent work ethic, problem-solving abilities, and a customer-friendly demeanor.

Medical Scientific Liaison for Rare Diseases / Liver will build relationships with medical and scientific experts, provide scientific education, and support clinical development. Requires an advanced scientific degree, previous MSL experience, and expertise in Rare Diseases / Liver. Fluency in German and English is required.

Lead the site's Lean transformation, delivering operational and financial improvements. Manage a team of Operational Excellence Champions, partner with site leadership, and ensure Lean initiatives support strategic priorities. Drive strong engagement with employees, translate the Site Strategy into a Lean roadmap, and deliver improvement waves. Collaborate cross-functionally, build Lean capabilities across the site, and coach Lean leadership behaviors.

Project Technician / Engineer - Substation Automation (m/f/d) will develop applications, integrate systems, and commission secondary technology in substation automation projects.

Service technician for maritime automation and control systems. Commissioning, inspections, maintenance, technical support, and training. Requires technical training, experience in automation, and strong travel flexibility.

Deliver groceries to customers efficiently by e-bike or e-scooter. Meet and exceed delivery targets while providing exceptional customer service. Earn at least €13.90 per hour plus tips.

Interim Tax Director to lead and manage a tax team, providing guidance and direction on compliance and advisory matters. Requires 15+ years of tax experience, including 10 years in Big 4 or equivalent, with expertise in corporate tax, transfer pricing, M&A, and complex audits.