ruby English-speaking jobs in Düsseldorf

The Chair of Public Economics seeks a Graduate Research and Teaching Assistant for a fixed-term, 75% position. Responsibilities include conducting research on labor, population, and health economics, presenting findings at conferences, and teaching English-language courses.

Leads local and global IT projects, primarily in data center operations, SAP Application Management Services, and system migrations. Manages project budgets, timelines, deliverables, and quality. Guides and supports project team members. Requires a degree in computer science, IT, or a related field and several years of experience managing IT projects, ideally with SAP involvement.

As a Product Designer at koppla, you will collaborate with engineers, product managers, and other stakeholders to design and deliver user-friendly solutions for a next-generation collaborative scheduling platform for the construction industry. You will work in a fast-paced environment, iterating on designs and incorporating user feedback to create a high-quality product.

As a Senior Customer Success Manager, you will support and advise customers on the application and integration of Skribble, ensuring successful rollout and maximizing value. You will also identify expansion opportunities, negotiate renewals, and collaborate with product, partnerships, and marketing teams.

Deliver groceries to customers efficiently by e-bike or e-scooter. Meet and exceed delivery targets while providing exceptional customer service. Earn at least €13.90 per hour plus tips.

Strategic European Brand Manager to lead the PPE portfolio, shaping strategy, driving growth, and leading market assessments. Develops marketing campaigns, manages product lifecycle, and collaborates with stakeholders across Europe. Requires 8+ years of experience in medical devices, marketing, or commercial roles with a proven track record of success in multiple European markets.

Design and implement SAP finance solutions for METRO's upgrade to SAP S/4HANA. Focus on General Ledger, Statutory Reporting, Subledgers, and ensuring solutions align with global standards and best practices.

Develops and executes international marketing strategies for Merz Spezial, driving market expansion and growth outside the DACH region. Analyzes markets, identifies trends, and manages innovation projects from ideation to launch. Collaborates with cross-functional teams to ensure successful product launches and optimize product lifecycle strategies.

Leads strategic partnerships with software companies to optimize products with Ubuntu and Canonical software. Develops joint product roadmaps, go-to-market plans, and content. Drives Ubuntu adoption within partner accounts and advocates for its benefits.

Leads AP, AR, GL, and Fixed Assets teams, shaping financial information flow and ensuring accuracy and control. Owns the full closing cycle under IFRS and Local GAAP, designing and enhancing Accounting processes for a scalable environment. Plays a key role in Finance Transformation, optimizing SAP S/4HANA and improving data flows. Leads Local GAAP statutory audits and supports IFRS Group audits.

Lead the end-to-end deployment of Takeda's S/4HANA process model at the Oranienburg site, ensuring readiness, compliance, stable operations, and uninterrupted supply. Manage risks, issues, dependencies, and business continuity. Drive change, communication, and training efforts. Partner with Site Leadership, OpU, GSQ, DD&T, and Global Process Experts. Secure and coordinate SMEs for design, testing, data, and cutover. Ensure master data quality and readiness for validation and migration. Plan and safeguard cutover with strong contingency measures. Maintain manufacturing and quality stability during transition.

Trade Compliance Expert (m/f/d) will ensure Advantest meets import and export compliance regulations. Provides support and guidance to Advantest sites on international import/export compliance management, licenses, training, auditing, and process improvements.

Senior Finance Operations & SSC Excellence Manager for Vantage Towers. Manages interface between SSC team and stakeholders, creates reports, performs cash flow reporting and lease reviews, executes SOX and internal controls, and ensures quality assurance of SSC activities. Requires 3+ years of financial accounting experience, real estate lease accounting knowledge, and fluency in German and English.

Creates, edits, and reviews technical documents ensuring compliance with standards and regulations. Utilizes SCHEMA ST4, SolidWorks Composer, and Adobe Creative Cloud. Researches technical information, plans documentation projects, and collaborates with cross-functional teams.

Guest Arrival Experts provide a memorable experience for guests during arrival and departure. They process operational needs, address guest requests, and share local area information.

Provide consulting support to national and international manufacturing clients in the US market. Develop customized solutions for clients ranging from hidden champions to global market leaders.

IT Security Specialist will monitor security events, investigate alerts, and handle incidents. Experience with vulnerability management, SIEM tools, and incident response is required. Strong cybersecurity fundamentals and communication skills are essential.

Freelance AI trainer needed to design and develop computational biology problems requiring Python programming. Must have a biology degree, Python proficiency, and experience with biological data analysis and algorithms.

Account Manager to expand Combient Foundry's footprint in the DACH region. Develop and manage member portfolio, orchestrating venture-client cycles from needs identification to scale. Align stakeholders, connect corporates with startups, and ensure measurable business impact. Requires 3+ years of project/program management experience, strong communication skills, and native-level German fluency.

This PhD position at the Helmholtz School for Data Science in Life, Earth and Energy (HDS-LEE) focuses on developing machine learning algorithms to accelerate AC power flow computations. The successful candidate will extend existing neural network architectures to solve AC-PF problems of varying complexities and investigate hybrid ML-classical approaches.