ruby English-speaking jobs in Düsseldorf

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.

Functional Business Consultant – Sales owns and improves end-to-end Sales processes (Lead-to-Order, Quotation, Pricing, Order Management) across IFS Cloud and Dynamics CRM.

Develop new enzymes using biotechnological and bioinformatic methods. Responsible for the independent production of tailored proteins/enzymes and the establishment of new production and screening methods. Support the consolidation of a platform from dry-lab to wet-lab for protein engineering. Implement new biochemical and biophysical readouts for the screening and development of tailored enzymes.

Pharmaceutical Representative needed for the Halle/Dessau/Leipzig/Chemnitz region. Responsibilities include marketing OTC and RX products, conducting sales meetings, and managing distribution campaigns. Requires commercial training or studies and ideally some sales experience.

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.

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.

Program Manager Education will plan and execute educational programs, manage participant communication, handle program documentation and administration, and support budget administration.

Lead the planning and delivery of electrical systems for large-scale data center projects. Manage design, execution, and ensure compliance with industry standards.

Sales Intern / Working Student will shape the prospecting pipeline, engage new leads, and support ClearOps's continued success. This program offers hands-on experience in inside sales, lead generation, and client communication.

Supports the implementation of Lean Design and Lean Construction methods across project phases using PPM, LPS, and Exyte software. Trains project team members on Lean Construction tools and software. Contributes to the continuous improvement of Lean tools and methods.

Working student will conduct outbound sales activities, including research, cold calling, and scheduling demos for a B2B AI software company. Must be enrolled in a German university, have native or near-native German, and be comfortable communicating with potential clients.

Experienced Project Manager needed for bridge construction projects in the €25-65m range. Lead full project lifecycle delivery, manage budgets, quality, safety, and subcontractor packages. Must have 7+ years' experience in bridge delivery, fluency in German (B2+), and a Civil Engineering degree.

Print product labels, package products, and communicate with colleagues in Chinese. Upload information, customize codes on transceivers, and process returned products. Native Chinese speaker with basic English or German skills.

As Office Manager, you will be the first point of contact for our agency, ensuring a welcoming and professional environment. You will manage daily office operations, coordinate meetings, support teams with administrative tasks, and handle office supplies and external service providers.

Experienced HR professional to partner with business leaders, align HR strategies with business goals, and execute HR and business strategies.

Leads marketing strategy and activation for OTC brands (nicorette, Imodium, Dolormin, Olynth) in Germany. Collaborates with media, trade marketing, sales, and central marketing teams. Requires a university degree in business/economics with a focus on marketing and 4+ years of brand management experience.

Protection & Control Engineer needed for high-voltage substation design. Responsibilities include protection architecture design, relay selection, tripping logic development, and technical documentation. Requires a degree in Electrical Engineering, 5+ years of experience, advanced German (C1), and Engineering Base proficiency.

Contribute to the design, development, and continuous improvement of Computer Science, Computer Engineering, Electrical Engineering, and AI programmes at partner institutions worldwide. Work collaboratively within project teams, contributing technical expertise to project planning, partner dialogue, and quality assurance.

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.

Senior Full Stack Developer needed for a major international financial services project. Design, develop, and maintain cloud-based microservices applications. 5+ years of software development experience required, with strong expertise in Java and Spring Boot.