ruby English-speaking jobs in Düsseldorf

Experienced BMS Industrial Systems Expert needed to define, assess, and drive end-to-end BMS system architectures for Battery Energy Storage Systems (BESS) and related industrial applications.

The Personality Lab at Ruhr University Bochum seeks a Postdoctoral Researcher to conduct research on motivation, goal pursuit, self-control, and personality development. The successful applicant will conceptualize and administer research projects, disseminate findings, acquire third-party funding, teach, and mentor students.

Record approximately 1 hour of natural audio conversations based on customer support scenarios and prompts. Participants may record individually or with a partner and will be asked to play a role such as Customer or Support Agent.

Manages the full recruitment process, identifies and approaches candidates, develops sourcing strategies, and builds relationships with stakeholders. Monitors recruiting KPIs and evaluates sourcing trends.

The W2 Professorship for AI Infrastructure (f/m/d) at the Faculty of Computer Science and Business Information Systems involves application-oriented research and development projects, teaching, and promoting networking in the field of AI infrastructure. The successful candidate will establish a research group focusing on topics like distributed systems, cloud-native infrastructure, AI operationalization, and efficient data management. Teaching experience in AI and proficiency in English are required.

Warehouse worker (m/f/d) needed for a permanent night shift position in Hanover. Responsibilities include receiving, storing, relocating, packaging, and preparing shipments. Previous warehouse experience is desirable.

HR Business Partner will support and develop HR processes for Germany and Austria. Responsibilities include payroll processing, employee support, personnel file management, and employment law consultation. Requires knowledge of payroll and employment law, at least 5 years of experience, and fluency in German and English.

Manpower is seeking temporary warehouse staff for a logistics partner near Gießen. Tasks include processing goods, picking and packing orders, and operating warehouse equipment.

Manage global key accounts and implement customer projects. Provide back office support, process orders and contracts, and monitor delivery times. Support sales force with analyses and evaluations.

Senior Scientist (m/f/d) will drive the development and application of AI-enabled computational pathology and multimodal biomarkers to support patient selection and decision-making across BioPharmaceuticals.

Provides operational and technical support for security critical IT services and infrastructures, ensuring confidentiality, integrity, availability, and business continuity of ESA's Communication and Information Systems.

Lead the Construction and Engineering facultative practice, placing complex risks globally and driving business strategy. Extensive experience in facultative reinsurance broking and a proven track record of placing large-value risks are required.

Shootday seeks freelance event photographers to capture high-quality RAW photos and videos at corporate functions, product launches, and social gatherings. Must have proven experience, a strong portfolio, and reliable transportation.

As a Product Builder, own the AI-driven product vision and roadmap for a profitable SAP-focused software company. Translate complex logistics and finance processes into product logic and design AI-driven workflows within the SAP ecosystem.

Supports the CFO with strategic, conceptual, and project-related topics, ensuring efficient decision-making processes. Prepares evaluations, presentations, and documents for executive-level review. Manages board and committee meetings and represents the CFO in internal and external meetings.

Manage and execute physical oil and/or LPG trades end-to-end, coordinating vessel operations, nominations, and scheduling. Review and align trade recap, contracts, and charter party terms to ensure consistency and risk control.

Leads the development of new products, technologies, and processes for a global copper processing company. Requires a Bachelor's degree in a relevant field and 10+ years of experience in copper product R&D.

Communications Manager to lead and develop internal and external communications for a nationally accredited, internationally oriented K-12 school in Berlin. Manage brand identity across digital and print channels, create engaging content, and strengthen the school's online presence.

The Logistics Lead will manage vessels (CTV and SOV), helicopters, and other logistical assets, including ports. Responsibilities include defining requirements, procurement, coordinating mobilization, and supporting daily O&M operations. The role requires experience in offshore vessel project operations, strong communication and problem-solving skills, and proficiency in MS Office Suite.

Senior leader to own end-to-end promotional strategy, team, tooling, governance, and P&L impact for European pet e-commerce. Build a Promotions Center of Excellence and align vendors, category, marketing, pricing, product, and finance across markets.