ruby English-speaking jobs in Düsseldorf

Senior QA/QC Engineer for Electrical systems at Exyte. Ensure adherence to high quality and safety standards in controlled and regulated manufacturing environments for demanding clients.

Own day-to-day marketing operations, managing content across social, website, and portfolio. Build and improve systems, applying AI tools thoughtfully. Requires strong copywriting, English, and a proactive, self-sufficient style.

Advanced Clinician Scientist role in translational oncology research. Requires an advanced medical doctor with Facharzt and habilitation, possessing an independent research profile in CAMINO pipelines. Part-time position starting March 1, 2027.

Working Student in AI Automation helps turn automation opportunities into working solutions. You will develop MVPs, own use cases from concept to operation, and explore new AI capabilities. Study relevant fields and have interest in AI and process automation.

Werkpolier:in (m/w/d) for Südlink Los 5 6. This role is within STRABAG, a global construction company. The description implies a focus on construction project execution.

Warehouse Logistics Associate role involving unloading, lifting, transporting, scanning, and sorting Amazon products. Requires basic German or English, ability to stand/walk for long periods, and lift up to 15kg.

Proactive Deputy Head of Sales to drive business growth and support the Head of Sales. Responsibilities include managing the full sales cycle, building key customer relationships, and mentoring the Sales team. Requires relevant sales experience and strong communication skills.

Redesign a finance function to compound enterprise value by allocating capital across a business portfolio. Architect an AI-native system to drive strategic investments and own board communications. Requires senior finance decision-making experience.

Menlo Systems GmbH seeks an FPGA / Mixed-Signal Design Engineer to join their team in optical precision measurements. The role supports laser systems used in metrology, spectroscopy, and quantum technology.

Support corporate communications for a global technology leader. Tasks include content creation, PR assistance, platform management, and event support. Requires relevant degree, fluent German, and business English.

Lead and mentor a distributed US team of 13 engineers across AI/ML, cloud backend, frontend, and DevOps. Drive delivery cadence, champion engineering excellence, and serve as the operational link between US and German leadership.

PhD Student role in Pediatric Immuno-Oncology at DKFZ. Focus on immunotherapy using Optical CRISPR Screens and Spatial Transcriptomics to enhance anti-tumor immune cells. Requires relevant Master's degree and strong lab skills.

Sortation Associate role involves scanning packages via handheld scanner, loading delivery vehicles, and placing incoming shipments on the conveyor belt. Candidates need good German or English for communication.

Lead software projects for customers and manufacturers, coordinating external developer teams across automation and web applications. Integrate AI concepts into solutions and drive automation initiatives within an Agile model.

Principal Solutions Consultant acts as a strategic leader and technical face for PagerDuty in the US region. This role advises CTO/CIO peers on digital operations, resilience, and automation, bridging customer needs with the product roadmap.

Senior Physicist to strengthen the ICT CTO team, shaping electron beam column technology. Develop eBeam technology roadmaps, analyze optical systems, and lead cross-functional projects. PhD/MSc in a related field required.

Rezeptionist im Nachtdienst (w/m/d) at MEININGER Hotels. This is a full-time position within a hotel environment that blends hotel comfort with hostel vibes.

Manage an EU book of business as a Customer Success Manager, focusing on renewal and expansion. Build account frameworks, act as a trusted advisor, and meet retention KPIs. Requires fluency in English and German.

Sales Manager for Power Conversion Systems to grow market share in German energy storage and PV utility sectors. Own the sales cycle, building relationships with EPC/developers, and ensuring compliance with grid codes. Requires technical sales experience in PCS or power electronics.

Global Service Business Director to define and execute global service strategy, drive revenue streams, and own the service P&L. Leads service development, innovation, and delivery across international markets.