ruby English-speaking jobs in Düsseldorf

The Sr. Manager Office & Operations will oversee office facilities, vendor relationships, and administrative operations. Responsibilities include managing IT hardware, office equipment, and furniture, coordinating service providers, and collaborating with the US headquarters. The ideal candidate has experience in office management, facility management, procurement, and contract negotiation.

The German Institute of Human Nutrition Potsdam-Rehbruecke seeks a Master Student to join a research group focused on epigenetic regulation of type 2 diabetes. The project involves analyzing blood DNA methylation data, integrating clinical and epigenetic data, and developing an epigenetic risk score.

Junior Creative Designer to create static and motion assets for paid acquisition campaigns and organic social media content. Must be proficient in Figma, Adobe Creative Suite, and have a strong portfolio demonstrating experience in both static and motion design. Multilingual fluency in English plus at least one other European language is required.

Leads the consumer experience roadmap, aligning UX choices with business outcomes. Translates UX into measurable results, partnering with Finance and Marketing to drive product decisions tied to unit economics. Leads cross-functional teams, fostering a test-and-learn culture. Requires 8+ years of experience building consumer software at high-growth tech companies with a proven track record of launching products that moved metrics.

Support the investment team across the full deal lifecycle, from sourcing and screening to due diligence and portfolio support. Gain direct exposure to venture capital transactions and work closely with a senior investment team.

The Technical University of Munich seeks a Professor in "Carbon Composites" to begin in winter semester. The professorship will be assigned to the TUM Department of Aerospace and Geodesy. The successful candidate will conduct research and teaching, focusing on carbon composite manufacturing technology with a link to materials science, structural mechanics, and design methods.

DYWIDAG seeks a Civil Engineer / Construction Technician to manage wind tower projects in Northern Germany. Responsibilities include technical project preparation, scheduling, resource planning, cost monitoring, and customer coordination.

Master Data Manager / Technical Master Data Specialist will review, create, and maintain material master data in the ERP system. Responsibilities include spare part preselection, examination of CAD models, creation of spare parts lists, and collaboration with internal and external stakeholders. Requires a university degree or technical vocational training with experience in material data management, technical writing, and ERP systems.

Remote audio editor needed for audiobook and podcast projects. Must have experience with post-production, audio editing software, and a keen eye for detail. Requires a bachelor's degree in a related field and a portfolio of previous work.

Manage and strategically develop international key accounts in the retail segment, predominantly with headquarters in Germany. Build long-term relationships with decision-makers and negotiate with various points of contact.

Create dynamic slot game animations using Spine 2D. Collaborate with teams to ensure animations align with gameplay and visual aesthetics. Optimize animations for performance across platforms.

PhD position in deep learning for phase-contrast synchrotron X-ray tomography. Develop physics-informed, self-supervised learning approaches for phase retrieval and implement reconstruction algorithms.

Senior Software Developers with 5+ years of experience in Text Analytics and NLP are needed to develop proof of concept systems. Must have experience with data collection from various sources and validating accuracy. Strong computer science background and evidence of original work required.

The incumbent performs receptionist, recordkeeping, and clerical duties in a dental clinic setting. Responsibilities include managing patient appointments, verifying eligibility for care, and providing information on clinic policies. The incumbent also handles patient records, responds to emergency calls, and performs other duties as assigned.

CTOP GmbH seeks a System and Network Administrator to support, maintain, and develop IT systems and networks for clients. Responsibilities include network management, administration, and troubleshooting, as well as planning and implementing new IT solutions. Candidates should possess an IT-related degree or equivalent experience, strong network knowledge, and excellent communication skills.

Provide in-person patient support, coordinate medical updates, and ensure safe, high-quality care for U.S. military beneficiaries in European hospitals.

We're looking for an English speaking sales consultant to join our growing team in the Kaiserslautern/Ramstein area. We are a trusted name in the region, known for providing top-quality vehicles, exceptional service, and an unparalleled buying experience.

The University Medical Center Göttingen seeks four Early Postdocs to develop research programs in Metabolic Plasticity. Applicants must hold a PhD (or equivalent) in a relevant field awarded within the past 5 years and have a strong research track record. Successful applicants will collaborate with a UMG department and receive funding for 3 years, with potential for extension.

Support IT budget planning, management, and auditing. Create and optimize reports, contribute to procurement, and ensure data quality.

Account Executive to expand Uber Eats' restaurant network in NRW/Hessen. Responsibilities include executing sales campaigns, negotiating partnerships, onboarding new restaurant partners, and collaborating with cross-functional teams. Requires experience in outbound sales, digital tools, and fluency in German and English.