ruby English-speaking jobs in Düsseldorf

Manage facility processes, ensuring operational condition, delivering services, and optimizing energy performance. Support service provider management, building security, and Health, Safety & Environment initiatives.

Manage on-site wind turbine construction projects from delivery to commissioning. Coordinate civil and electrical works, supervise teams, and ensure safety and technical compliance.

Information Security Manager will own and steer complex global InfoSec domains. Develop domain-specific strategies, manage risks, and drive InfoSec programs.

Responsibilities:You will take on coordinating and organizational responsibility for the office management and personnel and financial administration of the Cluster of Excellence SCALE.

Build lean, high-performance C++ software components with a focus on performance and quality. Analyze systems, write automated tests, and contribute to technical discussions. Master C/C++, databases, Linux, and web technologies.

As a Postdoctoral Researcher, you will conduct research in Machine Learning, Data Science, and Cloud Platforms, translating trends into research roadmaps and prototypes. You will identify funding opportunities, write research proposals, and collaborate with teams to connect research with practical applications.

As a (Junior) Portfolio Analyst, you will be the internal expert on commodity markets and provide data-driven analyses for stakeholders. You will also gather and challenge stakeholder requirements, build data structures, and develop reports in collaboration with teams.

Mixed-Signal ASIC CAD Engineer needed to own and improve the design environment, support designers, integrate PDKs and tools, and troubleshoot design flow issues. Requires experience with EDA tools (Cadence), scripting, and Mixed-Signal design flows.

Loads and unloads UPS packages, utilizing machinery as needed. Performs package handling, shipping, receiving, scanning, sorting, and stocking. Must be able to lift up to 70 lbs.

Freelance Webflow Designer & Developer needed to build a new, custom website for a consulting firm. Must have experience with Webflow IX2 interactions, responsive design, and CMS setup. Portfolio of live Webflow builds required.

Provides application support for flow cytometry products to customers in South-West Germany. Conducts presentations, analyzes workflows, and supports sales representatives. Troubleshoots issues and represents the company at events. Requires a university degree in a relevant field, experience with flow cytometry, and fluency in German and English. Travel is required.

Deliver groceries to customers efficiently by e-bike or e-scooter. Meet and exceed delivery targets while providing exceptional customer service. Earn at least €13.90 per hour plus tips.

Lead procurement and supplier management for the Corrugated Boxes category. Engage with stakeholders to define product requirements and ensure procurement target achievement. Develop and execute category strategies, cost optimization initiatives, and sourcing decisions.

Patent specialist (m/f/d) in physics and/or electrical engineering with excellent Italian language skills. Guiding new developments from idea to granted protection, preparing and filing patent applications, and supporting patent grant procedures.

Senior M365 Services Engineer to support MS Platforms Operations with expertise in Microsoft 365 and Azure. Focus on monitoring, automation, and analytics to improve operational efficiency.

Executes marketing strategy for international market expansion, analyzes markets and competitors, and manages international categories. Implements innovation roadmaps, manages innovation projects, and collaborates with cross-functional teams. Requires a university degree in Business Administration or comparable qualification and 5 years of experience in international FMCG or OTC brand development/marketing. Fluent in German and English.

Experienced AI Engineers sought to develop an AI-driven underwriting platform. Focus on GenAI solutions for document analysis, knowledge retrieval, and prompt engineering within the insurance domain.

Senior SAP Program Manager to lead a large-scale S/4HANA RISE migration program. Requires 10+ years in SAP Basis / Program Delivery with proven experience leading S/4HANA transformations. Strong technical depth in SAP S/4HANA Basis, SAP Architecture, and ITIL-driven operations.

As a Strategic HR Business Partner, you will execute global HR strategies, support senior leaders, and adapt initiatives to local needs. You will provide strategic HR guidance, drive talent and people solutions, and support organizational change initiatives.

Experienced scientists and engineers with PhDs in AI, machine learning, or related fields are sought to contribute to a long-term initiative focused on developing next-generation AI systems.