java English-speaking jobs in Mainz

The GFEBS Project Manager Coordinator Lead manages preventive maintenance operations using the General Fund Enterprise Business System (GFEBS) on a military installation. This role ensures accurate data entry, reporting, and coordination of maintenance activities. The Coordinator Lead works with government representatives and contractor personnel to maintain compliance with contract requirements.

The Chief Operating Officer will establish and lead Aevoloop's operations function, including site selection, plant design and construction, regulatory approval, and commissioning. This role will define and execute the company's operational and industrialization strategy, translating technical innovation into reliable manufacturing capability.

Product Strategist will shape the strategic agenda for Product Solutions & Marketing, impacting the overall direction of Allianz Global Investors. Responsibilities include designing frameworks, conducting market research, crafting strategic recommendations, and leading cross-functional projects.

Senior AI Deployment Engineer will design, develop, and deploy AI models (computer vision, augmented/mixed reality, GenAI) into medical device products. Develop and optimize AI software for cloud and edge devices. Build containerized AI services and orchestrate deployments. Collaborate with MLOps and AI security teams for continuous integration, testing, and monitoring. Ensure compliance with regulatory requirements.

Develop and lead product and brand line reviews with customers across Europe, leveraging market analytics, customer needs, and financial targets to drive sales and margin growth. Conduct market and consumer research, analyze data, and translate insights into actionable strategies. Build and maintain strong customer relationships and support internal teams with data-driven recommendations.

Senior Data Scientist will design, build, test, and deploy recommendation and personalization models. Responsibilities include developing scalable ML services, collaborating with engineers and architects, and analyzing A/B tests. Requires experience with machine learning methods, Python, and production-quality code.

Provides remote administrative support for Atlassian applications (Jira, Confluence, Jira Service Desk) and other Atlassian software. Assists customers with configuring, customizing, and automating processes. Responds to customer requests, solves issues, and recommends best practices. Requires fluency in German and experience administering Atlassian tools.

Experienced Key Account Manager to manage and grow key accounts in the Appliance & Electrification segment across the DACH region. Develop new business and manage strategic customer relationships with OEMs and Tier 1 customers.

Operations Manager supports the Senior Operations Manager in ensuring effective production and supply operations. Manages a large team, oversees production schedules, quality and safety standards, and optimizes operational efficiency. Collaborates with cross-functional teams to improve processes and meet production goals. Requires proven experience in a manufacturing or distribution environment, strong leadership skills, and fluency in German and English.

Senior Staff Software Engineer will design, develop, and operate large-scale data lake systems. Responsibilities include partnering with product teams, driving performance improvements, and contributing to open-source projects. Requires 5+ years of experience maintaining and operating high-performance containerized applications and strong Java development skills.

Provides first-level HR support to employees and managers across EMEA entities, with a focus on Slovakia, Netherlands, Switzerland, and Germany. Administers and optimizes HRIS, maintains data accuracy, and generates reports. Supports onboarding, offboarding, payroll processing, and documentation. Collaborates with HR colleagues and cross-functional teams.

Develops the Purchasing & Procurement Domain according to the Area Consulting CoE Sustainable Enterprise and Corporate IT Strategy. Translates business needs into scalable, secure, and value-driven IT solutions. Acts as advisor, guiding business units through ideation, process optimization, and technology scouting. Ensures adherence to the Enterprise Architecture Management (EAM) framework and principles. Cross-divisional coordination of the Purchasing & Procurement domain. Leads requirements analysis, conducts architectural evaluations, and orchestrates a seamless handover to the central IT PMO.

Support a variety of marketing initiatives focused on regional and global business priorities. Assist in the development of marketing materials, social media campaigns, and web content. Analyze marketing data, research competitor activities, and support sales efforts.

The Air Freight Pricing Specialist will receive, review, and process pricing requests, clarify customer requirements, and work with local operations and sales to apply pricing strategies. The role requires experience in airfreight operations or sales, strong numerical skills, and fluency in English.

Student assistant will develop software solutions for process management, support project requirements, and independently implement solutions. Must be studying Computer Science, Business Informatics, Mathematics, or a related field with MERN stack experience and Git/GitLab proficiency.

Develops and executes sales plans for the online platform, collaborating with teams to achieve sales targets. Analyzes category performance, identifies growth opportunities, and implements promotional strategies.

Campus Community Assistant Intern to provide front desk and administrative support for BSBI. Responsibilities include greeting visitors, assisting staff, managing access to the premises, and providing general administrative support.

Shape global procurement architecture and drive long-term competitiveness by securing optimal purchasing conditions and fostering supplier partnerships. Lead a team in strategic category management, operational project procurement, and risk mitigation.

Provides legal support to AllianzGI's private credit business, including structuring investment funds, drafting agreements, and advising on debt investments.

Develop and grow Bosch's venture portfolio from business idea to exit. Evaluate investments, execute deals, and support ventures in strategic and operational development. Analyze market potential, founder teams, business models, products, and financials.