ruby English-speaking jobs in Düsseldorf

Contract GIS Specialist needed to author technical tasks, review problem sets, and collaborate with AI research teams. Must have a PhD in Geography, Earth Sciences, or GIS, or equivalent experience.

Design and implement software solutions for a service-oriented platform. Develop .NET Core interfaces with Azure cloud services. Accompany solutions throughout their lifecycle.

Provides 24/7 on-call service ensuring proper in-flight operations for EUMETSAT spacecraft. Responsibilities include mission planning, monitoring daily operations, anomaly investigation, and contributing to operational baseline development. Participates in spacecraft routine support service, rehearsals, and the preparation of performance reports.

Senior Analyst to design, evolve, and maintain group-wide price forecasting methodologies and standards. Responsibilities include model review, market analysis, and stakeholder management. Requires a Master's degree in a quantitative field, 5-7+ years of experience in energy markets, and strong Python and communication skills.

Sales Manager / Key Account Manager for digital solutions in the mining sector. Develop and implement commercial strategy for the German market. Support clients in optimizing their use of products and achieving objectives. Minimum 5 years' experience in a technical position within quarry or mining operations. Fluent in German, with proficiency in French or English.

Develop and improve centrifugal compressor components (wheels and housings) for aerodynamic and mechanical design. Lead products from design to production, provide aerodynamic support, and conduct CFD analyses and performance predictions.

This is a part-time, hands-on role supporting workspace operations. Responsibilities include keeping workspaces clean and functional, moving equipment, assisting with setup and maintenance tasks, and supporting logistics. Ideal for students or those with practical/technical experience who enjoy hands-on work.

Head of Third-Party Funding Staff Unit will develop and implement funding strategies, lead the central funding office, and advise researchers on grant proposals. Requires a university degree in the natural sciences, experience managing research funding in Germany, and strong communication and organizational skills.

Develop and optimize sensor fusion algorithms for real-time AI systems. Design, develop, and maintain robotics application software for customer projects and internal solutions. Support on-site or remote customer activities, including system setup, testing, and upgrades. Contribute to system architecture, simulation tools, and testing frameworks.

Assistant Store Manager supports the Store Manager in daily operations, deputizes in their absence, and ensures sales goals are met.

Freelance Video Editor (Post) Production sought for ION Water, ION Bike, and SQLab. Edit and finish videos for various purposes including brand, campaign, social media, tech talks, and product videos. Must have 3+ years experience, strong Adobe Creative Suite skills, and a digital native understanding of video trends.

Analyze discrepancies between target and actual values, develop recommendations, and optimize controlling IT systems. Support the introduction of new finance and controlling methods and instruments.

Provide overnight reception and guest support, ensuring guest satisfaction and safety. Manage cash register accounts and daily receipts.

As a Document Controller, you will work with project teams to identify customer documentation requirements, participate in meetings, and support the creation and management of documentation for wind turbines. You will have a commercial or technical education and at least 2 years of relevant experience. Fluency in German is required.

This role supports global Learning & Development initiatives, manages the Munich office experience, and plans employee engagement events. The successful candidate will own the internal online Academy, coordinate trainings, and act as a point of contact for workplace-related topics.

Establish and operate the Stranger Soccer business in Berlin. Build and manage a team, secure venues, execute marketing initiatives, and ensure a positive customer experience.

Lead the development of Zellerfeld's post-processing systems, specializing in washing and drying for 3D-printed footwear. Serve as a technical expert, design and implement efficient processes, and mentor a team of engineers.

Communardo Products seeks a Chief Revenue Officer to transform a successful business into a high-velocity, solution-led enterprise SaaS organization. Responsibilities include building a GTM machine, pivoting the portfolio to strategic domains, architecting the partner motion, and driving RevOps excellence. The ideal candidate is an ecosystem expert, strategic operator, culture catalyst, and enterprise navigator.

Working Student in Accounting & Finance will support daily financial operations, including accounts payable and receivable, and assist with financial reporting.

As a Client Services Associate, you will manage projects, engage industry experts, and secure their time for client calls. You will cold call, build rapport, and overcome objections to deliver insights to clients.