ruby English-speaking jobs in Düsseldorf

Bartender will provide bar service, assist with bar organization and scheduling, advise customers, and contribute to sales goals.

Experienced Data Center Technician needed for on-site contract work in Regensburg, Germany. Support mission-critical infrastructure at premier data centers. Perform hardware installations, migrations, cabling, and troubleshooting.

Leads a team of nine employees, providing technical oversight of telecommunications systems (Layers 1-3) and ensuring OT/IT security compliance. Manages project workflows, develops processes, and coordinates with customers and service providers. Requires a degree in information and communication technology and experience in technical project management and leadership.

Drive commercial growth in Germany for Istec, a specialist in speed and vibration measurements. Acquire new customers, expand relationships with OEMs, system integrators, and end users in the rotating equipment sector.

Senior Compute Platform Engineer will build and run data infrastructure, including the lakehouse platform. Responsibilities include operating and implementing features, identifying computational improvements, and fixing bugs in open-source projects. Requires seven years of software engineering experience, proficiency in Scala or JVM-based languages, and experience with Spark and large-scale data processing frameworks.

The Head of CoE Accounting (m/f/d) ensures the timely and efficient preparation of the Group's financial statements and develops accounting policies, standards, and processes. This role reports to the Director Accounting, Controlling, Risk, ICS & Insurance and serves as a sparring partner for various finance departments and the Group Management Board. Responsibilities include preparing consolidated financial statements, ensuring IFRS compliance, leading the Center of Excellence Accounting Team, and harmonizing global accounting processes.

The University of Potsdam seeks a W1 Junior Professor in Rehabilitation Sciences with a research focus on health improvement, social participation, and innovative digital methods in rehabilitation care.

Portfolio Advisor will drive growth across Wellington's product suite with Financial Intermediaries in Germany and Austria. Responsibilities include executing the Wholesale sales strategy, providing dedicated client coverage, developing client relationships, and contributing to team sales meetings and strategy planning.

EIT Water seeks a Chief Impact Officer to shape and deliver the organization's impact vision, ensuring measurable societal, environmental, and economic outcomes. The CIO will lead impact strategy, performance, and financial sustainability across the EIT Water portfolio, integrating impact into education, innovation, business creation, and regional engagement.

Join our team and help deliver smiles! Assist with unloading, lifting, transporting, scanning, and sorting Amazon products. Must be able to stand and walk for extended periods, lift up to 15kg, and communicate in basic German or English.

ROTHENBERGER seeks an SAP S/4HANA SD In-House Consultant to support, consult, and customize the replacement of existing ERP systems and the global SAP S/4HANA rollout. The role involves consulting and support in the area of SAP SD and associated interfaces, designing, modeling, and implementing SAP S/4HANA projects, and supporting business departments in optimizing solutions.

The University of St.Gallen's School of Management seeks a Senior Lecturer in Accounting, Auditing, or Financial Management. The ideal candidate has proven research expertise, excellent teaching skills at all levels, and experience in executive education.

This PraeDoc position at the Institute of Inorganic Chemistry focuses on bioinorganic chemistry and chemical biology. The role involves original research on the biological effects of novel tumor-inhibiting compounds, including their impact on immune cells and therapy resistance mechanisms. The successful candidate will characterize bioactivities using cell and molecular biology methods and collaborate with synthetic chemists. Teaching duties and participation in publications and presentations are also expected.

Global Procurement Manager will manage subcategories within Finished Products, collaborating with international suppliers and teams. The role involves building relationships, negotiating, and influencing decisions impacting global supply chains.

Field Technician will test new software releases, operate AUV platforms for testing and surveys, and monitor AUV performance. Requires understanding of robotic systems, ROS/C++, Python, software version control, underwater systems, and electronics.

Provides first and second level IT support to users. Administers mobile devices, PCs, servers, and network components. Troubleshoots issues, grants access rights, and performs updates and installations.

The Chief Operating Officer will lead global manufacturing, operations, supply chain, and engineering. This role requires experience in industrial manufacturing, engineering, automation, and leading multi-site operations.

Business Analyst with Legal and Compliance experience needed to support regulatory, risk, and compliance initiatives across enterprise systems.

Manage projects across all phases, analyze business processes, and advise on IT solutions. Develop client relationships, coordinate proposals, and manage project metrics.

Leads the product vision, strategy, and roadmap for SAP's Asset Performance Management product. Manages a team of product managers and collaborates cross-functionally to deliver value-driven solutions. Requires 10-12+ years of experience in enterprise software product management, with a focus on asset-intensive industries and AI integration.