ruby English-speaking jobs in Düsseldorf

Own large-scale Google Ads and Microsoft Ads across European markets. This role requires a proactive builder with a strong quantitative mindset to drive growth through data-driven execution and AI exploration.

Game Analyst needed to turn LiveOps and monetization questions into measurable actions. Responsibilities include analyzing event cycles, evaluating game economies, and co-owning A/B tests. Requires 2+ years in F2P product/game analytics with strong SQL skills.

Frühstücksmitarbeiter (m/w/d) at Residence Inn by Marriott. This role supports guest experience within a brand focused on openness and freedom for travelers. Full-time or part-time opportunities available.

Develop market and commodity trading and risk solutions, focusing on energy trading. Responsibilities include developing trading strategy, risk governance, and driving AI/tech transformation. Requires experience in commodity risk or energy trading.

Leuphana Transformation Lab offers up to seven postdoctoral fellowships for researchers with a PhD. Fellows will develop a high-quality grant proposal in transformation research, aligning with specific conceptual streams.

Advise clients on furniture design solutions, develop sales, and manage projects for furniture distribution. Requires 7+ years of furniture industry knowledge, design culture, and business acumen.

Senior Portfolio Owner Quality is sought for a globally active, owner-managed specialty pharmaceuticals company. The role supports the availability and supply of trusted pharmaceutical brand products for the global market.

Drive the growth of Next Generation Products across Europe. Develop new business opportunities, manage customer relationships, and collaborate with cross-functional teams to deliver innovative flavor solutions for nicotine pouch and other next-generation product manufacturers.

Senior Site Contracts Associate manages contract strategy and oversees start-up contracting for complex clinical studies. Requires 5+ years of international site contracting experience, strong negotiation, and knowledge of clinical trial regulations.

Start your career in an international kindergarten.

Account Executive role to help companies expand their global footprint. Responsibilities include developing strategic account plans, prospecting, and exceeding revenue targets. Requires 3+ years of SaaS sales experience and fluency in German and English.

Duale Student in Business Administration – Industrial Management (B.A.) starting October 2027. Join BBC Cellpack, a company with a history of innovation in industrial goods and materials.

Shape and optimize master data management in a fashion/retail environment. Drive complex ABAP development within the Retail MDM domain, designing and maintaining custom logic and integration scenarios.

Max Planck Schools seeks senior researchers in Cognition or Photonics to be Fellows. Fellows mentor international PhD candidates, develop the School's profile, and strengthen collaborations within this joint graduate program.

Senior leader to build and own the Company Newsroom, shaping the corporate narrative for investors and media. Requires 10-15+ years in senior corporate/financial communications, fluency in German and English, and AI fluency.

Lead cost optimization for building systems at a technology construction company. Define strategy, drive value engineering, and embed cost awareness across product development, engineering, and manufacturing. Requires cost expertise and leadership.

html German Customer Service Representative - LisbonPortugal / Full-time Description We are looking for motivated German-speaking professionals to join a fast-growing international customer support team. You'll play a key role in ensuring customers receive timely assistance while contributing to the improvement of processes and overall experience.

Internship in Sustainable Weed Management/Drone Data involves annotating drone images for deep learning model development and refining model accuracy. Candidates should be enrolled in plant science or IT.

Build the GTM machine for private cloud storage sales. Own lead sourcing, enrichment, outbound infrastructure, and performance tracking. Requires hands-on experience with Apollo, Clay, HubSpot, and building sales automations.

Postdoctoral Researcher to implement an agentic framework for automating correlative image analysis in BlueMat. Tasks include building LLM-driven agents, creating a natural-language interface, and automating feature extraction from 2D/3D images. PhD in a relevant field is required.