ruby English-speaking jobs in Düsseldorf

Mobile Engineer to build, maintain, and improve the React Native mobile app. Collaborate with frontend and backend engineers, product owners, and designers. Develop mobile-first features, including tracking, training progress, and AI features. Contribute to the Next.js web frontend when needed.

As Global Head of Insights Solutions, you will lead Avolta's traveler marketing narrative, translating data and research into compelling commercial stories for brand and agency partners. You will build and evolve insights solutions, equip sales teams with strong commercial narratives, and represent Avolta as a thought leader in the industry.

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 and fostering a culture of engagement.

Experienced Senior Product Owner to define product strategies, manage product initiatives, and lead cross-functional teams in a collaborative, agile environment.

The 2026 InnoCORE Global Postdoctoral Job Fair will be held in London, München, and Zürich. Korea's leading science and technology institutes will present research careers, postdoctoral positions, and PhD-related opportunities. Participants can explore InnoCORE research groups and have 1:1 Research Meetings with research teams.

Senior Construction Project Manager will lead end-to-end construction projects for KFC restaurants across Germany. Manage planning, budgeting, tendering, and execution, coordinating contractors, consultants, and stakeholders. Requires 8-10+ years of construction project management experience, experience in retail, QSR, hospitality, or commercial builds, and fluency in German and English.

Senior Electrical Engineer to lead technical delivery on a major data center construction project. Responsibilities include reviewing designs, validating technical selections, resolving issues, managing submittals, and coordinating with various stakeholders.

Supports the delivery of RPO and/or MSP hiring programs, working closely with Page Outsourcing and client stakeholders. Responsibilities include candidate generation and selection, managing offer negotiations, and supporting the interview process. Requires fluency in German and English, experience in agency and/or onsite recruitment, and strong communication and negotiation skills.

Experienced Associate Director of Regulatory Affairs needed to lead global regulatory strategy for development and marketed products. Focus on EU expertise, including MAA submissions, ODD applications, and interactions with the EMA. Strong global regulatory experience outside Europe required.

International law firm seeks qualified lawyers with strong academic credentials and experience in antitrust, competition, and merger control law for its Frankfurt, Hamburg, Düsseldorf, and Brussels offices.

Office Manager sought for a fast-growing deep tech UAV/robotics startup in Munich. Responsible for smooth daily office operations, coordinating internal processes, and serving as the point of contact for organizational matters.

Senior Electrical Engineer to lead electronic design of sensor devices for methane emission detection. Focus on robust, ultra-low-power boards for industrial environments. Design, test, and iterate on mixed-signal circuits and PCB layouts. Guide product through certifications and collaborate on mass production. Mentor junior engineers and contribute to hardware development processes.

As a Senior Creative Manager (f/m/d)* Video, you will define and maintain Engel & Völkers' global video style guide, manage video briefing standards, and lead the creative development and execution of global video campaigns. You will oversee concepts, scripts, storyboards, director briefs, and shot approvals, and manage post-production, including editing, color grading, sound design, and final quality control. You will also advise various stakeholders on brand execution and collaborate with Photography and Art Direction teams.

Siemens Energy seeks two Supplier Quality Engineers to ensure quality standards for auxiliary systems. Responsibilities include supplier oversight, product inspections, audits, and nonconformance management.

Ensures IT systems and information security practices are compliant and aligned with regulations. Collaborates with teams to implement and maintain governance documentation, target measure catalogues, and IT audit processes. Conducts risk assessments, supports reporting requirements, and explores AI-driven solutions for compliance.

The Chief of Staff is a member of the leadership team, reporting directly to the founders. This role is responsible for running the operating cadence of the leadership team, leading strategic projects, and acting as a thought partner to the founders. The Chief of Staff will also automate processes with AI, support commercial development, and translate between the founders and the rest of the team.

Leads the SHE strategy for Europe, ensuring compliance, risk management, and cultural transformation across industrial assets and offices. Develops and executes regional SHE programs, advises senior leaders, and oversees operational excellence.

HR Business Partner to provide in-market HR expertise for Germany, ensuring compliance with German employment law and partnering with leadership on workforce planning, talent, and organizational effectiveness.

The Sales Supervisor leads a team of Jet Set Ambassadors, driving sales, customer experience, and operational excellence. Responsibilities include coaching, training, performance management, and ensuring brand standards are met. Requires proven retail management experience, technology proficiency, and fluency in English.

Leads maintenance strategy, equipment reliability, and technical operations across a pharmaceutical manufacturing site. Manages preventive, corrective, and predictive maintenance activities. Improves equipment performance and supports site investment projects.