react English-speaking jobs in Wuppertal

McColm & Company seeks qualified Battlefield Staff Rides (BSR) Instructors to deliver tours and instruction to military personnel on historical battlefields in Europe. Instructors will lead discussions, facilitate analysis of historical battles, and connect historical lessons to contemporary military operations.

Senior Systems Engineer to provide expert knowledge and operational contributions to Special Operations Command Africa (SOCAFRICA). Must have 10+ years of experience with U.S. Special Operation Forces (SOF) and a current active DoD Top Secret/SCI security clearance.

As Founder's Associate, you will support JOIN's CEO and Chief of Staff on strategic and operational priorities. You will drive cross-functional initiatives, prepare executive communication materials, and organize management meetings. This fixed-term contract offers steep learning and direct access to leadership.

Information Security Compliance Associate will collaborate with internal and external partners for product certifications and attestations. Responsibilities include engaging as control owner and deputy control owner, designing compliance processes, and navigating Engineering teams through compliance requirements.

Lead and inspire a team as Store Manager for a new Stradivarius location in Munich. Drive sales, manage inventory, and create an engaging customer experience.

Leads and develops a regional team responsible for optimizing Siemens Healthineers' real estate portfolio across EMEA. Oversees the full lifecycle of owned and leased assets, ensuring real estate decisions support business, sustainability, and financial objectives.

Drive enterprise sales for Amazon Leo solutions across the DACH region, focusing on Germany. Build relationships with C-level executives, identify opportunities, and propose multi-million dollar networking solutions.

Area Sales Manager responsible for sales growth in a defined territory through dealer development and management. Focus on optimizing product mix, supporting dealers, and implementing marketing initiatives. Requires experience in trade sales and a strong understanding of the distribution business.

As a Business Intelligence and Reporting Specialist, you will design, develop, and maintain Power BI reports and dashboards. You will validate data, ensure data integrity, and collaborate with stakeholders to deliver actionable insights.

Own and shape the internal Data & AI Platform, enabling scalable analytics, machine learning, and GenAI use cases. Drive customer-centric product discovery, translate goals into a product roadmap, and define platform KPIs. Champion secure, compliant, and cost-aware AI-by-design defaults.

As a 3rd Manager, you will support management, lead teams in daily operations, and ensure smooth processes, service, and sales. You will implement standards, guide the team, and maintain the commercial flow of the BERSHKA store in Kassel.

Lead end-to-end design and delivery of complex OTC processes on S/4HANA for the Fashion and Retail Industry. The role spans solution architecture, fit-to-standard design, integration leadership, build oversight, data migration, and deployment.

As a Content Manager, you will develop and execute a cross-platform content strategy, create and edit multimedia content, and manage content across various platforms. You will collaborate with the Brazilian team, ensure brand consistency, and optimize content for SEO and social media.

Conducts cycle counts, supports inventory control processes, and produces inventory accuracy reports. Requires experience with warehouse management systems, Microsoft Office (especially Excel), and strong communication skills.

As a working student, you will support the implementation of automations in software and cybersecurity, contribute to security reference architectures, and draft technical documentation. You will gain insights into security trends and support the analysis of new technologies. You are an enrolled student in a relevant degree program with practical experience in at least one programming language. You have a passion for IT security and are eager to learn.

Software Engineer will develop and maintain Trimble Infrastructure Software for real-time network solutions, generating GNSS correction signals worldwide. Responsibilities include ensuring product quality through analysis and testing, supporting the transition to a cloud-based architecture, and integrating algorithms for atmosphere modeling and positioning.

As a Department Manager, you will manage your department, develop your team, and ensure commercial success. You will analyze sales data, customer behavior, and trends to optimize processes and drive sales.

Provides statistical support for manufacturing, quality, and supply decisions. Leads analyses to identify root causes and variability drivers. Standardizes statistical methods and builds statistical training programs.

Freelance B2B Sales Consultant needed for structured virtual presentations (30-45 minutes) to decision-makers. Must have German language proficiency (C1 level), B2B sales experience, and confident presentation skills. Leads and materials provided.

Lead Developer Engineer will design, implement, and evolve a cloud-native asset monitoring platform for distributed fiber optic sensing solutions. Responsibilities include building platform components, data models, interfaces, and APIs, and engaging with application teams. Requires a degree in computer science, software engineering, or similar, 8+ years of experience as a .Net developer, and strong skills in C#, .NET, K8s, and messaging systems.