java English-speaking jobs in Mainz

As Assistant Store Manager, you will lead teams, develop talent, and ensure commercial goals are met. You will collaborate with the Store Manager to make decisions, set priorities, and drive store performance.

Manages relationships with strategic technology partners, including Dell, Cisco, NVIDIA, Red Hat, Mistral AI, Alexara AI, SiPearl, and emerging sovereign AI vendors. Coordinates joint account planning, negotiates partner commitments, and tracks partner pipeline contributions. Serves as a liaison between the AI Factories team and internal practice groups, coordinating resource allocation and cross-practice collaboration. Champions the AI Factories proposition across all partner interactions and supports EuroHPC and sovereign AI pursuits.

Internship supporting the HUGO Menswear design team. Assist with collection development, create technical drawings and 3D simulations, and attend relevant meetings.

Manages the full recruitment process, identifies and approaches candidates, develops sourcing strategies, and builds relationships with stakeholders. Evaluates recruiting KPIs and monitors sourcing trends.

Analyze technical requirements and solve cross-system issues in the modern workplace environment. Model processes, develop, operate, and optimize the workplace platform with a focus on M365, Entra ID, and Intune. Plan releases and manage incident and change management.

Regional Marketing Communications Manager executes Megger's marketing strategy, focusing on event management, channel partner marketing, regional market activation, and reporting.

Support the COO in day-to-day operations, planning, and coordination. Drive operational projects and ensure structured execution across teams. Coordinate communication between leadership, product, sales, and implementation.

Leads and develops X FAB's photonics activities, focusing on the XPH90 platform, heterogeneous integration, and optical device development. Manages multidisciplinary teams in Erfurt and Corbeil, driving technology roadmap, development processes, and partnerships with Ligentec and RTOs. Evaluates customer requests, defines technical solutions, and participates in customer meetings.

Student assistant to support video production and communication for a research institute focused on geographic information. Tasks include planning, shooting, and editing videos, as well as potential assistance with web content, translations, and design. Requires experience with video editing software, fluency in German and English, and interest in geography or related fields.

Senior Project Manager to lead complex AI projects, manage budgets, resources, and delivery, ensuring alignment with RWE's Data & AI strategy.

Gain insight into the finance function of a leading consumer goods company. This internship offers the opportunity to work on diverse projects, such as analyzing competitors, supporting new product launches, and improving cost competitiveness.

Manages standard and moderately complex payroll implementations, ensuring projects are delivered on time and to a high standard. Prepares project documentation, identifies risks, and collaborates with cross-functional teams. Supports seamless handovers to Payroll Support and mentors less experienced team members.

Rosenxt seeks a Senior Machine Learning Engineer to build and maintain AI-assisted development tools and platforms. This role involves evaluating and configuring AI tools, standardizing AI agent interactions, and defining productivity metrics. The ideal candidate has experience designing, building, and operating scalable ML systems, platform tool development, and strong communication skills.

Design and implement software solutions for a service-oriented platform. Develop .NET Core interfaces with Azure cloud services. Accompany solutions throughout their lifecycle.

Support Danone's successful brands by analyzing financial data, optimizing controlling systems, and collaborating with Topline teams.

Conduct quantitative analyses of structured and unstructured data, support project acquisition, and manage research projects. Prepare scientific articles on topics such as the role of R&D, sustainable competitiveness, and international S&T relations.

Support the creative vision and communication strategy of the Open Innovation team. Develop engaging content for digital and print formats, ensuring alignment with brand identity. Contribute to crafting visually compelling narratives for complex innovation topics.

Yibi Precision seeks a technical professional to develop and execute a market strategy for MIM technology adoption across European industrial sectors. Responsibilities include identifying and targeting potential clients, leading the client acquisition process, and providing technical consulting and solution development.

Designs, coordinates, and improves learning activities that complement the core technical curriculum at 42 Heilbronn. Manages extracurricular programs, including soft skill development, technical workshops, and external learning opportunities. Communicates with students, alumni, and partners to ensure clarity and engagement. Supports and develops student communities and interest groups. Collects and incorporates feedback to continuously improve learning programs.

Leads product roadmaps for a patient app and analytics platform, collaborating with design, engineering, and analytics teams. Prioritizes features, writes user stories, and ensures product development aligns with company strategy. Requires experience in healthcare, strong communication skills, and a willingness to work hard.