student English-speaking jobs in Gelsenkirchen

Leads the development, implementation, and maintenance of HR systems and software solutions to optimize HR processes and enhance employee experience. Manages relationships with IT, contracts, and service level agreements. Oversees the selection, implementation, and optimization of HRIS and other digital tools. Develops and executes a digital transformation strategy for HR, aligning with organizational objectives. Ensures HR systems and processes comply with relevant regulations and data privacy standards.

Senior Software Engineer to design, develop, and maintain backend systems and APIs for a digital finance platform. Experience with TypeScript, APIs, PostgreSQL, containerization, and cloud environments required.

Senior Principal Software Engineer will lead Zalando's migration to React Native, solving complex engineering challenges and ensuring a scalable, secure transition. You will champion a performance-first culture, mentor engineers, and architect core app features with performance as a primary consideration. Extensive experience developing large-scale React Native applications and deep architectural fluency in the new React Native architecture are required.

Software Architect to design and enhance machine-level application software for a high-throughput platform. Collaborate in an agile team to define requirements, guide architectural decisions, and participate in implementation, testing, and integration.

Develop and implement strategic plans for photovoltaic power plant investments in Europe. Oversee asset management, team leadership, and stakeholder relationships. Identify new business opportunities and ensure regulatory compliance.

The Visiting Astronomer Travel Coordinator manages travel arrangements for Visiting Astronomers traveling to ESO observatories in Chile. Responsibilities include coordinating travel logistics, maintaining documentation, managing budgets, and providing administrative support.

As an Applied AI Solutions Architect, you will be a technical advisor to large enterprises, helping them understand and integrate Claude into their technology stack. You will guide customers from discovery through deployment, leveraging your expertise to design scalable architectures and address complex business challenges.

The Exzellenzcluster SCALE seeks an individual to coordinate office and financial administration. Duties include office management, personnel and financial administration, budget management, and administrative support.

As IT Governance Specialist for Digital Resilience, you will coordinate, govern, and manage reporting activities within IT Resilience Governance. You will support IT teams in executing IT resilience testing, monitor KPIs, and prepare presentations for the IT Governance Committee.

Senior Manager for Corporate Strategy, focusing on the Consumer Markets business segment. Leads strategic initiatives, advises top management, and ensures business unit perspective is reflected in corporate strategy. Requires a degree in a relevant field, 5+ years of experience in strategy roles, and experience in B2B high-tech manufacturing, B2B2C industries, or diversified manufacturing.

Software Engineer to design, develop, and maintain software simulation and validation frameworks. Experience with C++, cross-platform development, and simulation tools required.

Senior Technical Product Manager needed for a growing consultancy. Must have several years of Product Management experience, a technical/development background, and exposure to Infrastructure products.

Leads, mentors, and develops a cross-functional engineering and technology team. Defines and evolves the technology roadmap for scalable, high-performance XR products. Evaluates, selects, and implements new tools, platforms, and technologies. Ensures high standards across software quality, security, reliability, and delivery. Partners with senior leadership to align technology with business strategy. Manages technology budgets, resource planning, and delivery timelines. Builds external technology partnerships and stays ahead of emerging market and technology trends.

Lead and scale the Battery Control System (BCS) Product Team, developing reliable, high-performance systems for energy storage. Guide a cross-functional team of firmware, hardware, and testing experts. Foster a culture of clear ownership, pragmatic execution, and strong technical standards.

Deliver groceries to customers efficiently by e-scooter or e-bike. Maintain a focus on delivery targets and exceed them. Earn at least €13.90 per hour plus tips.

Develop and maintain React applications (Next.js & Vite) and backend services using TypeScript. Build new features, write tests, and collaborate with designers, developers, and product managers.

PhD position at the Institute for Molecular Pathogenesis, Heinrich Heine University Düsseldorf. Research focus: host-pathogen interactions, specifically how a host defense factor breaks down bacterial outer membranes. Requires M.Sc. in a relevant field, research experience in molecular biology, cell biology, and biophysics, and fluency in English.

Quality Engineer to design, develop, and maintain test cases for Android, iOS, and Web applications. Requires 3+ years of experience in software testing, coding in Java, Kotlin, JavaScript, and strong debugging skills.

Program / Project Manager (f/m/d) will manage one or two projects within a global program, owning timeline, budget, quality, and risk. Responsibilities include calculating project development and implementation risks, managing resources, building and managing project plans, and serving as a mentor to project members. Requires proficiency in SAP Activate Methodology, project management skills, and the ability to work independently and travel 50%.

Leads IT projects and develops on-prem and cloud infrastructures. Designs and optimizes IT system architectures, ensuring continuous improvement. Consults on technologies, evaluates infrastructure performance, and manages integration and migration activities.