ruby English-speaking jobs in Düsseldorf

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  • Riverty
  • Berlin
  • August 12
Software Engineer (Checkout Payment Methods) needed to design, develop, and ship robust software using C# and .NET. Requires experience with backend services, RESTful APIs, and relational databases.
  • Amazon
  • Schlitz
  • August 12
Sortation Associate role involves unloading, lifting, scanning, and sorting Amazon products. Candidates must be 18+, comfortable standing/walking for long periods, and proficient in German and/or English.
  • Helmholtz-Zentrum Hereon
  • Geesthacht (bei Hamburg)
  • August 12
LogoPostdoctoral Researcher to investigate ultrafine particles around Frankfurt airport. Focus includes running atmospheric chemistry transport models and developing geostatistical interpolation methods for concentration data. Requires a PhD and strong programming skills.
  • WALDNER Holding SE & Co. KG
  • wangen im allgäu
  • August 12
Dual degree program in B.A. International Business. Organize and monitor business activities in Sales, Supply Chain, HR, or Controlling. Requires university entrance qualification and interest in business management.
  • Ultimate.ai
  • Germany
  • August 12
Senior Product Manager, AI Agents, will own developing features for customer management of AI agent tone, empathy, and behavior. This role requires experience with AI, B2B SaaS, and LLM technologies.
  • Phorms Education
  • Heilbronn
  • August 5
  • relocation assistance
LogoFor our secondary school in Heilbronn and Erlenbach we are looking for a Biology Teacher (Bilingual: German & English) (in part-time or full-time)
  • Orr Search
  • Hesse
  • August 12
Head of PMO to lead transformation for a Private Equity-backed industrial business post-merger. This hands-on role drives execution, integration, and value creation across the group, reporting to the CEO.
  • Dunia
  • Germany
  • August 12
Define and lead the AI-for-Materials agenda, inventing learning paradigms for AI to reason about matter. This role requires a PhD in ML and 7+ years of AI research experience, ideally with a background in physics or chemistry.
  • Gartner
  • Germany
  • August 12
Sr. Director - Analyst, Emerging Technologies for Higher Education and Research creates insights for CIO's on research, teaching, and administration. Requires 12+ years of experience in academia or technology advisory roles.
  • Techtronic Industries ELC GmbH
  • Birkachhof
  • August 12
LogoHead of Transportation & Foreign Trade EMEA manages carrier relationships, oversees freight, and leads import/export strategy. Requires transportation management experience, foreign trade knowledge, and team leadership.
  • Holidu
  • Germany
  • August 12
Senior Software Engineer in Revenue Management bridges data science models to production systems. Responsibilities include building pipelines, deploying models, and owning infrastructure using Python, AWS, and CI/CD tools. Requires 4+ years of relevant experience.
  • Mitratech
  • Germany
  • August 12
Senior Software Engineer specializing in Generative AI and LLMs. Architect production-grade solutions focusing on agentic systems, RAG, and AI evaluations. Requires expertise in AWS, Python, and modern AI frameworks.
  • DJB
  • Germany
  • August 12
LogoAmbitious Account Manager needed to grow business in Northern and Eastern Germany. Requires 3+ years of B2B sales experience, strong relationship-building skills, and fluency in German and English.
  • EMMA | JOBS IN MÜNCHEN®
  • Poing
  • August 12
LogoOrder Pickers/Warehouse Employees are needed for a logistics company. Duties include order picking with scanner software, checking incoming goods, and packaging. German or English knowledge is required.
  • TÜV SÜD AG
  • Landshut
  • August 12
LogoLead and develop a central team to manage serious incidents, complaints, and claims globally for the PS Division. Coordinate quality assurance, risk assessment, and legal defense against claims. Requires technical/legal degree and strong knowledge of relevant laws.
  • Siemens AG
  • Erlangen
  • August 12
LogoDrive Siemens' commercial growth in the Waste & Circular Economy sector. Develop go-to-market strategy, build pipeline, and lead customer engagements using deep waste domain expertise.
  • Portcast
  • Germany
  • August 12
Own the entire enterprise sales cycle across the Americas for a real-time transportation visibility platform. Build pipeline and close new customers with Freight Forwarders, LSPs, and BCOs.
  • Thermo Fisher Scientific
  • Hennigsdorf
  • August 12
Supervise clinical trial conduct for the Global Medical Affairs team, coordinating GCP-compliant study projects. Responsibilities include monitoring, protocol evaluation, and managing external partners. Requires experience in clinical trial management.
  • Mercor
  • Berlin
  • August 12
LogoMechanical Engineering PhD required to author original, expert-level free-response engineering problems based on industry scenarios. Responsibilities include writing solutions and validating difficulty against language models. Requires 8+ years of relevant professional experience.
  • Booking.com
  • Berlin
  • August 12
Account Manager for Booking.com in the DACH region. This role involves managing a partner portfolio, providing commercial advice, optimizing platform performance, and executing growth strategies. Requires German and English proficiency.