ruby English-speaking jobs in Düsseldorf

Responsible Electrical Safety Officer for AWS data centers in Berlin/Brandenburg. Ensures legally compliant electrical engineering operations, including safety, workflow coordination, and collaboration with internal and external teams. Requires a Bachelor's degree in a related field and knowledge of electrical engineering principles.

Lead a Scrum team within a Data & Analytics Platforms team to deliver data platform capabilities. Experience in the financial industry is required. Responsibilities include backlog management, design and delivery of data platform features, and stakeholder communication.

Galaxus seeks a logistics leader to manage a full operations team, balancing capacity planning, process improvement, and team development. The ideal candidate will have at least 5 years of experience in logistics and supply chain management, strong leadership skills, and a data-driven approach to optimization.

Electrical Engineer to lead power-conversion projects from concept to delivery. Manage customer relationships, technical solutions, and project schedules. Experience with power converters, inverters, drives, and industrial electrical systems preferred.

International Sales Representative responsible for acquiring new customers, developing existing relationships, and analyzing market trends in the Food sector.

A highly motivated Postdoctoral Researcher is sought to lead a project investigating the intersection of hematopoietic stem cell homeostasis and long-term immunity. The role involves designing and performing experiments using animal models and human cells, analyzing data, and collaborating within a research team.

Experienced Construction Manager needed for a major offshore wind project. Lead planning, coordination, and execution of construction packages, ensuring safe, on-time, and on-budget delivery. Manage contractors, monitor progress, and champion a strong safety culture.

The Regional Head of Supply Chain is responsible for setting and executing the end-to-end supply chain strategy across the EMEIA region. The role leads planning, logistics, distribution, and customer service activities, aligning supply chain capabilities with commercial and operational priorities.

Lead Infrastructure Engineer responsible for enterprise Disaster Recovery strategy, framework, and governance. Conduct Business Impact Analysis, plan and execute Disaster Recovery exercises, and ensure backup and recovery solutions meet regulatory requirements.

Intern to plan, conduct, and evaluate mechanical tests and qualifications for elevator components. Responsibilities include operating testing machines, designing test equipment, and assisting with the implementation of new standards.

Senior Manager - Warranty and Services Expert will optimize existing warranty and service offerings, ensuring operational excellence and developing new services. The role involves collaborating with cross-functional teams, managing stakeholders, and driving revenue growth through targeted initiatives. Requires experience in automotive warranty and maintenance contracts management, strong analytical skills, and proficiency in English.

The Quality Operator develops, reviews, and maintains Standard Operating Procedures (SOPs) while ensuring quality standards across production operations. This role involves conducting audits, analyzing data, and driving continuous improvement initiatives.

Aircraft Mechanic - Sheet Metal performs routine and non-routine sheet metal work, manufactures and installs components, identifies and repairs structural damages, and ensures compliance with EASA Part-145 regulations.

From August 2026 our secondary school in Dreieich (near Frankfurt) is looking for a Mathematics Teacher (in part-time or full-time)

Lead Data Engineer needed to define data solutions, guide teams, and act as a trusted advisor to customers. Drive projects forward, aligning technical solutions with business goals.

Manages SAP S/4HANA projects, including planning, stakeholder collaboration, system implementation, risk management, training, and performance monitoring.

Leads company-wide transformation and project portfolio, ensuring transparency, strategic alignment, and prioritization. Drives execution excellence and measurable business outcomes for major transformation initiatives. Partners with business functions, HR, and Communications to enable sustainable organizational and cultural change.

As an Application Technologist, you will develop innovative cosmetic formulations, execute product development projects, and collaborate with cross-functional teams. You will formulate and optimize a range of personal care products, including emulsions, gel-based systems, and surfactant-based formulations.

Experienced IT Project/Program Manager needed to lead the transition of IT End User Support services to an external provider across the DACH organization. This hands-on role requires strong technical fluency, stakeholder management skills, and a proven track record in IT outsourcing/service transition project management.

Logistics Operations Manager needed for SHEIN's Frankfurt office. Manages and escalates B2B and B2C import declaration customs issues for shipments within Europe. Requires 3+ years of experience in European cross-border e-commerce and traditional general trade customs operations.