ruby English-speaking jobs in Düsseldorf

Experienced Office Manager needed to oversee daily operations, manage administrative processes, and support accounting activities. Strong organizational, interpersonal, and communication skills required.

As an Applied AI Solutions Architect, you will be a technical advisor to large enterprises, helping them understand and integrate Claude into their technology stack. You will guide customers from discovery through deployment, leveraging your expertise to design scalable architectures and address complex business challenges.

Drives new OEM business and accelerates growth of Custom Photonics Solutions across Europe. Develops markets, customers, and projects, qualifies customer requirements, and delivers tailored photonics solutions. Acts as Key Account Manager for strategic customers and collaborates with cross-functional teams.

PMI Manager to drive growth and integration strategy for a cybersecurity and compliance company. Develop cross-selling strategies, lead post-merger integration activities, and implement management software. Requires 5+ years of relevant experience, operational PMI expertise, and fluency in German and English.

Leads a transformation project to replace the SysFM system with a modern CAFM system. Responsibilities include steering implementation, monitoring project progress, and coordinating with internal and external teams. Requires at least 3 years of project management and vendor management experience, proven experience as a Project Manager in SAP projects, and strong communication skills.

Shape the future of drug discovery by leveraging expertise in mass spectrometry-based proteomics to solve complex biological challenges. Drive key scientific questions in drug discovery projects, contributing to early R&D projects across various stages. Design and implement novel approaches using proteomics to address complex biology and hard-to-drug targets.

Regional Account Manager for Ergotron's Healthcare, Industrial, and Workspace verticals in South-West Germany. Develop sales, expand customer base, and support channel partners. Requires 10+ years B2B sales experience, proven track record in business development, and fluency in German and English.

Lead procurement and supplier management for the Corrugated Boxes category. Engage with stakeholders to define requirements, ensure KPI achievement, and drive category strategies. Manage supplier relationships, perform market research, and execute risk management.

AV Engineer/Programmer to provide advanced audiovisual engineering, system maintenance, integration, and lifecycle management support. Requires 1+ year Crestron experience, 2+ years AV system maintenance, and experience integrating AV systems into IT environments. Dante Certification Level 1 required within 90 days.

Customer Service Travel Coordinator provides travel planning assistance and exceptional customer service via phone, email, and online platforms.

Experienced SAP Basis Consultant needed for remote support of global SAP landscape. Responsibilities include system operations, ticket handling, transport management, and incident resolution. Requires strong hands-on experience in SAP Basis (ECC and/or S/4HANA), ticket-driven environments, and international team collaboration.

Senior Protection & Secondary Design Engineer specializing in Medium Voltage (MV) systems. Designs protection schemes, develops secondary schematics, selects relays, and configures, tests, and commissions protection systems. Requires 7-10+ years of experience in protection engineering and secondary system design (MV level).

German-speaking Google Ads Account Manager needed to develop digital advertising strategies, manage client relationships, and achieve targets.

This role involves driving sales targets, managing sales activities, building relationships with healthcare professionals, and providing technical and clinical support for neuromodulation products.

Senior Data Scientist to co-lead data team, building and improving data pipelines for a web-based geospatial information system. Manage a data catalogue of over 2,000 datasets and collaborate with data scientists, engineers, and the renewable energy market.

Freelance Instructor for Industrial Cybersecurity Foundation (Level 1) & Professional (Level 2) training. Deliver training sessions, prepare presentations, and support development of digital learning formats. Bachelor's or Master's degree in Computer Science or comparable qualification required. At least 3 years of IT work experience, including 2 years in information security, with proven practical experience in Industrial Security. Fluent in German and English. Pedagogical qualification or equivalent training preferred.

Legal Counsel will provide legal advice to German business teams, support commercial contracts and partnerships, and ensure legal compliance for Cafeyn's German operations.

HR Controlling & Reporting Specialist will develop and maintain HR metrics, conduct cost and FTE planning, prepare reports, and support HR projects. Requires 3+ years of HR Controlling experience, strong analytical skills, and proficiency in MS Excel.

Solution Architect for clinical software solutions combines technical expertise with understanding of clinical and administrative processes. Develops customer-specific solution concepts, analyzes requirements, and collaborates with engineering, product, and project management. Requires a computer science degree, strong understanding of APIs, interfaces, and system architecture, and knowledge of IT and infrastructure concepts. German fluency is required.

Define system, data, and deployment architectures for AI solutions. Establish standards and patterns while architecting LLM/ML solutions with rigorous evaluation and safety. Design MLOps foundations for reproducibility and engineer for reliability, latency, cost efficiency, observability, and resilience.