ruby English-speaking jobs in Düsseldorf

The Sales Engineer develops and manages sales for a portfolio of products within a defined customer business unit. Responsibilities include building customer relationships, preparing commercial offers, negotiating contracts, and managing program and acquisition sales.

Purchase Expert responsible for supply management data accuracy, supplier relationships, and order processing. Requires 5+ years of logistics and supply chain experience, proficiency in English and German, and a commitment to quality standards.

System Development Engineer needed for service, patch, and update management of network components and server systems. Responsibilities include network operations, architecture design, stability and security, analysis and optimization, and change and migration support. Requires a degree in computer science, communications engineering, electrical engineering, or a comparable qualification, plus several years of experience in network design, operation, and maintenance. Solid knowledge of routing, switching, TCP/IP, VLAN, VPN, high-availability concepts, industrial protocols, and central monitoring protocols is essential. Fluency in German and English is required.

Lead the end-to-end design process for CUJU's mobile-first product, from ideation and research to prototyping and implementation. Facilitate Design Sprints, conduct user research, and translate insights into exceptional product experiences. Collaborate with developers to ensure accurate design implementation.

Associate role connecting clients with experts. Responsibilities include understanding client needs, sourcing and onboarding experts, and ensuring exceptional client experience. Fluency in English and Swedish or Norwegian required.

Growth & Sales Intern will work directly with the CEO to develop and execute growth strategy, identify leads, and support customer acquisition. Responsibilities include shaping lead generation systems, qualifying companies, engaging with prospects, and automating workflows. Must be pursuing a Bachelor's or Master's degree and have strong communication and analytical skills.

yfood seeks a Graphic Designer to create captivating marketing materials, develop brand identity, and ensure flawless execution across digital, print, and multimedia platforms. Responsibilities include collaborating with the Art Direction and Marketing Team, designing promotional materials, managing image editing and AI application, and overseeing pre-press tasks.

Manage and qualify supplier processes for drilling, coating, and assembly of gas turbine components. Drive process development, analyze data, and support issue resolution.

Senior Transfer Pricing Manager will build and embed robust transfer pricing governance for the Agricultural Solutions business. Responsibilities include maintaining the intercompany transfer pricing governance framework, supporting the selection and management of transfer pricing IT systems, monitoring ICTP results, and coordinating with stakeholders on transfer pricing matters.

Are you an English-speaking early years professional looking for a meaningful role in an international educational environment? At Phorms Campus Munich, we are looking for a qualified and motivated Early Years Educator / Nursery Teacher to join our bilingual kindergarten.

The Berlin Social Science Center (WZB) seeks a Post-Doctoral Research Fellow to lead the design, coordination, and implementation of the Public Attitudes towards the Liberal Script (PALS) survey. Responsibilities include survey conception, questionnaire development, data management, quantitative analysis, and publication. The successful candidate will have a completed doctorate in political science, sociology, or a related field, strong expertise in quantitative methods and survey methodology, and experience with large-scale surveys.

Production Planner supports production control by ensuring material availability, monitoring production orders, and optimizing workflows. Requires experience in production control, master data management, and SAP S/4HANA.

WestEastern Consulting seeks a part-time EU Government Relations Specialist to provide policy monitoring, strategic insights, and advisory services focused on EU foreign policy.

Senior Graphic Designer & Art Director to develop and execute brand identities, visual guidelines, and creative campaigns. Experience in fashion, lifestyle, or creative agencies required. Strong portfolio showcasing brand identity, logo design, and campaign/art direction work. Proficiency in Adobe Creative Suite and creative AI tools.

Senior Account Executive drives enterprise sales across the DACH market, owning the full customer lifecycle. Builds pipeline, leads complex sales cycles, and acts as a trusted advisor to clients. Requires 5+ years experience in enterprise sales, strong technical understanding, and excellent communication skills.

Intern will create and edit content for various platforms, including social media, intranet, and presentations in German and English. The role involves analyzing communication measures, supporting market and competitor analyses, and collaborating with international stakeholders.

Receptionist for German and English-speaking front desk. On-site work Monday to Thursday 8am-5pm, Friday 8am-4pm. One-year parental leave cover with potential for long-term employment.

Support AI and Data Analytics projects in the financial sector by planning, organizing, and executing work packages. Design, develop, and optimize data pipelines, extract insights from datasets, and build interactive dashboards. Leverage cloud platforms and AI frameworks to engineer solutions and collaborate with teams.

Delivery Manager for large-scale data warehouse and application migrations to public cloud. Leads project delivery, client collaboration, and solution design. Requires 18+ years of experience with 6+ years in cloud, big data, and BI analytics. Expertise in data warehousing, ETL, and Google Cloud services is essential.

Support change and integration projects, from ideation to implementation. Contribute to communication campaigns, create presentations, and conduct analyses.