ruby English-speaking jobs in Düsseldorf

Drive global asset recovery and resale revenue for telecom operators. Identify, qualify, and close opportunities spanning surplus inventory, network decommissioning, and lifecycle upgrades. Build relationships with operator stakeholders to uncover hidden value and develop a consistent pipeline of recoverable equipment.

Assist in strategic and operational tax activities, supporting business partners in tax planning and compliance. Support the Tax department in establishing governance processes, defending tax structures, and preparing management presentations.

We're looking for an English speaking sales consultant to join our growing team in the Kaiserslautern/Ramstein area. We are a trusted name in the region, known for providing top-quality vehicles, exceptional service, and an unparalleled buying experience.

DKRZ seeks Software Engineers to develop and operate cutting-edge data services for climate model data. Responsibilities include designing, deploying, and maintaining containerized data services, collaborating on federated data catalogs, and implementing event-driven systems.

Administrative Assistant supports the technical and conceptual design of vision systems, participates in test specification creation, and conducts vehicle inspections.

Drive revenue and shape sales strategy as a key member of a fast-growing start-up focused on decarbonizing the energy sector. You will execute sales strategies, manage outreach initiatives, and collaborate with management to achieve company growth.

Concept Engineer needed for freelance/contracting project in Munich. Define architecture concepts, component requirements, and platform specifications for Timer and Capture/Compare components. Collaborate with cross-functional teams to ensure seamless integration and quality of Timer IP components.

Internship focused on 3D scene editing using 3D Gaussian Splatting, Video Diffusion Models, and semantic embeddings (CLIP/DINO) in PyTorch for robotics and autonomous driving applications.

Customer service representative (French/German) needed for full-time employment. Tasks include processing customer emails, telephone and written communication, expert advice, and problem solving. Excellent German and fluent French skills required.

Sales Engineer needed for a fast-growing HR tech company. 5+ years of pre-sales experience in B2B SaaS, ideally in HR tech. Proven ability to assess business needs and translate them into solutions. Fluency in German (C2 level) required. Responsibilities include preparing technical product demonstrations, advising customers on HR tech challenges, and working closely with sales teams.

Support the development and production of original fictional audio stories for Audible Germany. Assist producers and production managers with workflows, partner communication, and administrative tasks.

Line Engineer required to document maintenance actions, follow procedures, and rectify unsafe conditions. Must hold an ATR72/B1 EASA Part 66 license, have over 3 years' experience, and be eligible to work in the EU.

Service Technician (m/f/d) Main Components will perform on-site servicing and maintenance of wind turbines. Responsibilities include replacing and repairing main components, collaborating with teams and external service providers, and documenting work digitally.

This internship focuses on the production of cognitive paintings and the preparation of the "I Want You to Love Me More" exhibition for Berlin Art Week 2026. Tasks include building and assembling artworks, coordinating with artists, managing exhibition logistics, and supporting research and prototyping.

Financial Analyst for a 4-year rotational program in Frankfurt. Develop expertise in client relationship management, investment management, and wealth management advisory. Requires a Master's or Bachelor's degree in Finance or Management, 3-5 years of experience, fluency in German and English, and strong communication and interpersonal skills.

Design mechanical components and assemblies for electronic systems, including enclosures, structural parts, and PCB integration. Collaborate with electrical engineering teams to ensure optimal integration and product reliability.

Contribute to the development and validation of a computer model for Co-reactive's carbon mineralization process. Analyze real data from a demonstration plant and compare it with process simulations.

Support our Product Design team in user-centered product development. Assist in planning, conducting, and analyzing UX research such as surveys, interviews, and usability tests. Document and share findings in tools like Confluence and Figma. Translate insights into actionable recommendations for design and product.

Drive growth in the ISV ecosystem by acquiring new customers and expanding Nexi's footprint. Represent Nexi as a trusted partner to software vendors, focusing on Orderbird products initially.

Working Student in Video Production & Content will create high-quality video content for various formats and channels. Responsibilities include producing explainer videos, social media content, motion design, and long-form content. Must be currently enrolled in Film Production, Media Design, or a related field with experience in video production, editing, and motion design.