react English-speaking jobs in Wuppertal

As a Quant & Engineering Intern, you will develop quantitative analyses, models, and prototypes to solve real trading problems for clients in the LNG and crude oil markets. You will use AI tools, Python, and our optimization software to build solutions and interact directly with traders.

Provides executive support to C-level team, manages calendars, travel, and meetings. Oversees office operations, guest experience, and workplace environment. Implements process improvements and leverages technology to streamline workflows.

Part-time Kitchen Assistant needed to handle ingredient distribution, assist with dishwashing, manage garbage disposal, and maintain kitchen and front-of-house cleanliness. Must have strong communication skills, physical stamina, and a collaborative spirit.

Provide customer service to English and French-speaking independent sales consultants via phone, email, and chat. Support consultants in developing their businesses by offering guidance and information. Track and document inquiries and issues.

PhD Position in Microbiome Systems Biology at the Friedrich Schiller University Jena. The project focuses on integrating shotgun metagenomics data with genome-scale metabolic modeling using machine learning to enhance engineered probiotic colonization in the human gut.

Advisor for Small Arms Control & Weapons and Ammunition Management will conceptualize, plan, and implement measures to strengthen Weapons & Ammunition Management in African states. The role involves developing and conducting workshops and trainings, contributing to project activities, and developing new products and ideas.

Designs, coordinates, and improves extracurricular learning activities at a coding education institution. Manages programs like soft skill training, technical workshops, and community initiatives. Communicates with students, alumni, and partners to ensure program clarity and engagement.

The Tactical Buyer provides procurement support for global and local projects, including new product/equipment developments and plant investments. Responsibilities include sourcing materials, negotiating contracts, managing supplier relationships, and coordinating with project managers.

Backend Engineer will design, develop, test, deploy, and maintain software within the Grow & Engage domain, focusing on customer acquisition and onboarding. Experience with JVM languages, Spring Boot, microservices, and cloud architecture (AWS) is required.

Founders Associate Intern to support the development and validation of go-to-market strategies and build an AI-first sales organization. Tasks include identifying sales channels, automating workflows, and supporting client onboarding.

Lead and build a consulting team within Cognizant's Manufacturing Consulting practice in DACH. Manage and grow a customer base, develop innovative strategies, and deliver solutions for complex client situations. Requires domain experience in Manufacturing, proven consulting experience, and the ability to manage large complex programs. Fluency in English and German is essential.

Support the Voith Group Turbo Division in tracking customer complaints and ensuring timely processing. Develop global guidelines for handling customer portals and integrate data capture forms into customer contracts. Assist in improving goodwill policies and managing damaged parts inventory.

Leads and develops a finance team, responsible for main and subsidiary accounting, financial statement preparation, and reporting. Requires expertise in HGB, IFRS, tax law, and financial analysis.

The Sr. Manager Office & Operations will oversee office infrastructure, vendor relationships, and administrative operations. Responsibilities include managing facilities, procuring IT hardware and equipment, and coordinating with external service providers. The role requires several years of experience in office management, facility management, procurement, or a similar field.

Uber Eats seeks a results-driven Account Manager to manage a portfolio of restaurant partners in North Rhine-Westphalia. Responsibilities include driving business growth, maximizing partner potential, mitigating risks, and advocating for partner needs. Fluency in German and English, 2+ years of B2B sales or account management experience, and a driver's license are required.

IT Admin Team Lead will support employees with IT requests, maintain office network and systems, and manage IT projects. Responsibilities include resolving IT faults, onboarding/offboarding employees, managing IT budget, and overseeing IT equipment. Requires 5 years of experience as a Senior IT Admin or 2 years as an IT Team Lead, strong knowledge of hardware/software, and experience with process automation tools.

English-speaking Early Childhood Educators are needed for a new Fröbel Kindergarten opening in Berlin-Spandau in July 2026. Responsibilities include supporting all aspects of early childhood education and care in English, planning and implementing pedagogical processes, and collaborating with parents. Applicants must have native-level English, at least B2 German, and a recognized early childhood professional qualification in Berlin.

Global Trade Compliance Analyst ensures adherence to International Trade Law and local regulations at AbbVie's French Manufacturing facilities. The role supports other EU sites with compliance activities, manages import/export operations, and collaborates with cross-functional teams to optimize trade compliance.

Design System Designer (m/f/d) will develop and maintain the company's Design System. Responsibilities include creating, evolving, and reviewing components and patterns, documenting design standards, and collaborating with developers. Requires 5+ years of product design experience, a portfolio showcasing Design System work, and proficiency in Figma, Storybook, and Supernova.

Working student supports office and HR tasks, including administrative duties, event planning, and recruiting assistance. Must be studying business administration, economics, social sciences, or similar, have 16-20 hours per week availability, and possess strong communication and organizational skills.