ruby English-speaking jobs in Düsseldorf

Design and evolve architecture for large-scale distributed systems using AI foundational platforms like LangChain. Define agent interfaces, RAG strategies, and select optimal technology stacks. Requires 8-10 years in distributed systems.

Researcher needed in Experimental Particle and Astroparticle Physics. Focus on developing microstructured silicon detectors for high energy physics. Tasks include system design, detector commissioning, and scientific documentation. Requires a Physics degree and experience with silicon detectors.

The Tax Product Manager defines and executes the product roadmap for tax services delivered to cross border institutional investors. Responsibilities include monitoring tax changes, defining tax servicing standards, executing the tax strategy, and managing client and competitor market research. The role requires expertise in German tax regulations, fluency in German and English, and experience in financial services tax.

Strategic leadership role defining and driving the group's IT, data, and digital transformation strategy for an international financial services group. Focus is on governance, transformation, and aligning technology with business objectives.

Design Engineer develops and optimizes aluminium building systems for windows, doors, and façades, focusing on fire, burglary, and bullet resistance. Requires engineering degree, CAD proficiency, and knowledge of construction standards.

Experienced General Manager to lead store performance, including sales, staff development, merchandising, and expense control. Must have 3-5 years of retail management experience, strong leadership and communication skills, and a passion for the brand.

Senior Compliance Verification Engineer needed for Cabin & Safety. Ensure compliance with EASA and FAA requirements for aircraft interior modification programs. Requires expertise in Cabin Safety Certification, TSO/ETSO, and relevant engineering degrees.

Imagine being right in the middle of the action, soaking up the unique atmosphere of our Champions, Bohemian Lounge & Bar, or The Grapeful – culinary hotspots that already impress with their distinctive offerings. As an F&B Service Expert (Evening Shift), you play a key role in our team.

Lead the global IT strategy for Sales & Services, driving digital transformation across CRM, Customer Experience, and Commercial platforms. This role requires 15+ years in IT leadership with experience in B2B Sales and global portfolio management.

Shape and strengthen VAT governance in an international business environment. Provide expert German VAT advice, manage European VAT matters, and drive compliance across jurisdictions. Requires strong German VAT experience and SAP knowledge.

Provide personalized tutoring in Accounting and Bookkeeping for students. Teach topics like Financial Accounting, Cost Accounting, and Payroll. Requires strong knowledge of finance or business administration.

Account Manager will focus on growing and developing assigned accounts within the Electronics industry. Responsibilities include identifying sales opportunities, developing strategic account plans, and maintaining relationships with customer contacts. Requires 4+ years of experience in the Electronics industry and fluency in English and German.

Research Assistant needed in chemistry, physics, civil engineering, mineralogy, or materials science. Responsibilities include project implementation, sample preparation, and material analysis using techniques like ToF-SIMS and XRD.

Warehouse Worker position at an Amazon Fulfillment Center. Opportunities available for full-time and part-time roles with fixed day, late, or night shift schedules.

Serve as the liaison between U.S. military and German law enforcement. Provide German/English interpretation and advise leadership on German laws. Manage correspondence and administrative tasks for a team. Requires C1 English and German proficiency.

Tenure Track Assistant Professor in Process Robotics in Bioprocess Engineering. Requires expertise combining bioprocess engineering, automation, and process optimization, utilizing modern robotics methods.

Experienced Category Manager needed to lead global sourcing strategy for a key electronics commodity in automotive procurement. Responsibilities include negotiating commercial agreements, managing supplier performance, and partnering with R&D. Requires automotive procurement experience and strong negotiation skills.

Create aesthetic and functional 2D UI assets and icons for mobile and social games. This artistic role involves rendering, animating, and implementing UI directly in Unity. Requires 2+ years of experience and proficiency in Unity, Photoshop, and Illustrator.

Design robust architectures for strategic customer use cases in AD/ADAS. Lead engineering teams, analyze customer requirements, and articulate solutions across technical and non-technical stakeholders. Requires 12+ years in software product delivery.

Provide personalized General Science lessons across Biology, Chemistry, Physics, and more. Help students with homework, exam prep, and problem-solving. Strong knowledge of Natural Sciences is required.