ruby English-speaking jobs in Düsseldorf

Matrix42 is seeking unsolicited applications from individuals passionate about shaping the IT of tomorrow. Ideal candidates approach new challenges with commitment, enjoy international environments, and strive for continuous development.

Delivery Solutions Architect partners with Sales and Engineering to accelerate Databricks platform adoption. This technical, customer-facing role designs, implements, and optimizes data and AI solutions, requiring strong coding skills in Python, SQL, or Scala.

Senior ASIC Digital Lead responsible for technical ownership of digital design in complex ASIC projects. Duties include driving DFT and ATPG strategies, coordinating design integration, and improving methodologies through analysis and automation.

Director of Sales and Account Management, EMEA, owns and scales the EMEA supply strategy with P&L responsibility. Leads sales and account management across seven offices, driving revenue and developing leaders.

Senior HR IT Project Lead for an international carve-out program. Requires strong SAP HCM knowledge, experience with HR system integrations, and operational leadership to drive complex workstreams toward delivery.

Design and build measurement devices for material testing, combining mechanical and electronic components. Calibrate, troubleshoot, and automate measurement sequences while collaborating with material scientists. Requires hands-on experience and strong problem-solving skills.

Client-facing Data Visualization Analyst supporting Integrated Air and Missile Defense. Develop data methodologies, analyze operational data, and present findings using tools like SQL, Python, and visualization formats. Requires 3+ years in data science or related fields and TS/SCI clearance.

Senior Frontend Developer role focusing on Angular 13. Responsibilities include developing new features, maintaining code, and building internal tools. Requires proficiency in TypeScript, ReactiveX, and UX performance.

Lead Total Rewards strategy across Central & Northern Europe for 13,000+ employees. Drive compensation, benefits, and People Analytics, partnering with senior leaders to influence business decisions. Requires HR/Finance background and fluency in German and English.

Lead, develop, and optimize the Key Account Management team in Germany to achieve commercial targets and maximize market share. This role requires strong leadership, pharmaceutical sales knowledge, and fluency in German and English.

Experienced Cook needed for Italian cuisine in Fehmarn. Responsibilities include preparing Italian dishes, mise en place, and station management. Professional experience as a cook is required.

Support client and market business development initiatives for Capital Markets & Financial Regulation or Structured Finance. Implement BD strategy, track ROI, and support revenue generation through stakeholder collaboration.

Take technical ownership of Configuration Experience, researching solutions, building PoCs, and shipping code. Requires hands-on experience with Node.js and TypeScript, and prior experience leading people.

Staff Backend Engineer role building reliable systems for AI decision-making in insurance. Focus on designing services, data models, and pipelines using Python and cloud technologies. Requires 8+ years of experience.

Post Market Surveillance Specialist ensures medical device safety and regulatory compliance. Responsibilities include evaluating adverse events, preparing vigilance reports, and supporting risk assessments. Requires a degree in a relevant science and experience in the medical device industry.

Senior Java Backend Engineer needed to design and operate authentication and authorization services using Keycloak and Java microservices. Experience with OAuth 2.0, OpenID Connect, and SAML is required.

Fractional CMO for B2B SaaS, 2 days/week, to build demand generation. Own GTM execution across EU/NA, manage a €20k/month budget, and lead product messaging and website redesign. Requires 8+ years of B2B SaaS scaling experience.

KWS uses leading-edge plant breeding methods and invests a significant amount in research and development. At KWS, diversity is not just a value; it is an essential part of our success. Breeding resilient crops requires diversity; likewise, our strength comes from the diversity of our teams. Whatever your background or identity is, we invite you to join us.

Experienced Project Manager needed for a freelance, utility-scale BESS project in Hamburg. Responsibilities include managing delivery from construction through commissioning, coordinating teams, and overseeing grid connection activities.

Seeking PLM Consultant, Teamcenter Architect, Polarion Consultant, or Presales Consultant roles within the Siemens DI Software Partner Ecosystem. Apply directly to the respective partner job posting.