ruby English-speaking jobs in Düsseldorf

The Technical University of Munich (TUM) seeks an expert in systems architecture and integration for implantable brain-computer interfaces (BCIs) to develop next-generation devices. Responsibilities include research, teaching, and mentoring early-career scientists.

Credit Risk Analyst will analyze and approve reinsurance transactions, manage approval workflows, and maintain counterparty data.

7Learnings seeks a Sales Account Executive to lead market entry into the Nordic region. The role involves building awareness, generating leads, and managing the full B2B SaaS sales cycle. Requires 2+ years of B2B SaaS sales experience, strong communication skills, and the ability to explain complex solutions to C-level executives. Must be based in Berlin with willingness to travel.

This doctoral project at INM focuses on developing sustainable, fluorine-lean liquid electrolytes for sodium-ion batteries. The candidate will design and benchmark electrolyte systems, optimize formation protocols, and analyze interphase chemistry and transport at solid-liquid and solid-solid-liquid interfaces.

Lead full-cycle recruitment processes, source candidates, and partner with hiring managers to define role requirements and develop sourcing strategies. Support strategic searches, including potential Managing Director recruitment. Advise stakeholders on talent market trends and competitive hiring practices. Manage recruitment data, applicant tracking systems, and reporting. Contribute to employer branding initiatives and recruitment marketing. Design, implement, and improve strategic recruiting processes across all country entities. Report to the Head of HR, Solar Trade EMEA.

Fashion-minded intern to join Berlin showroom during buying season. Support sales and distribution of designer labels across Europe. Responsibilities include order appointments, showroom presentations, client communication, and in-store sales.

Customer Service Advisor needed for Collecting Cars and Watch Collecting businesses. Provide excellent customer service across the EU and internationally, assisting with pre and post-auction inquiries. Fluency in French, Italian, and English required.

Lead SoSafe's legal team as General Counsel, providing legal advice and risk assessment across the business. Manage and develop a team of lawyers, oversee legal functions including corporate governance, contracts, compliance, and regulatory risk management. Partner with Sales, Product, and Information Security to ensure legal alignment with business objectives.

Coordinates and performs measurements of superconducting coils at the SUNDAE1 facility. Maintains and upgrades the facility, including defining technical specifications and coordinating with vendors. Prepares and updates risk assessments for safe operation.

Process Improvement Manager to drive cost optimization, efficiency, and process streamlining in logistics and delivery operations. Requires 5+ years of experience in logistics, process optimization, and SOP creation. Fluency in English is required, German or French preferred.

Embedded Controls Software Engineer to design, develop, and maintain safety-critical control software for vehicle ECUs. Focus on ADAS, trajectory planning, vehicle actuation, and Real Time Embedded systems. Requires experience developing production vehicle controllers deployed into high-volume production.

Salesforce is hiring Forward Deployed Engineers to design, build, and deploy agentic AI solutions in customer environments. You will work with a Deployment Strategist to co-build solutions that go live in production environments. This role requires 3+ years of software engineering or technical delivery experience, fluency in German and English, and prior customer-facing technical delivery experience. You will be expected to stay at the forefront of AI development, experimenting with new tools and models.

Document Controller needed to manage project documentation, ensure accuracy, and maintain efficient document control processes.

This IT role provides first- and second-level support to employees, manages user accounts and access rights, and maintains the company's network and IT infrastructure.

Support the EU Technical Sales team by organizing technical documentation, improving internal processes, and conducting market research on European solar and energy storage solutions.

Leads and manages the Human Resources function across Europe and Latin America, driving key initiatives including recruitment, training, organizational design, and performance management. Ensures HR strategies align with business objectives while maintaining compliance with local labor laws.

Civil Engineer to design and deliver hydraulic structures projects from concept to construction. Experience in hydraulic engineering, structural water engineering, or civil infrastructure projects required.

Senior Sales Manager to drive the success of Tieto's Financial Services business in Central Europe. Lead strategic sales initiatives, build customer relationships, and expand Tieto's footprint in the Financial sector.

A PhD position is available at the DKTK partner site Munich, investigating the molecular mechanisms of small cell lung cancer progression, metastasis, and therapy resistance. The project focuses on MYC-dependent transcriptional and epigenetic regulation of enhancer networks.

The Head of Quality - Energy Systems is responsible for product, process, system, and manufacturing quality across the Energy Systems Business Unit. This role ensures compliance with automotive standards and meets OEM expectations for safety, reliability, and series production performance. The position involves establishing, governing, and continuously improving a robust Quality Management System, leading internal and customer audits, and driving quality gates from development through SOP.