java English-speaking jobs in Mainz

Backend Product Engineer will design, implement, and maintain backend services and APIs for a collaborative scheduling platform. Collaborate with product managers, designers, and engineers to build new features. Contribute to the overall architecture of the system and participate in code reviews.

Manage the entire product lifecycle of hardware platforms, including PCIe HSMs, appliances, and other form factors. Collect requirements, set strategy, manage implementation, and collaborate with stakeholders to drive technical strategy and product roadmap.

Implement data visualization plugins in TypeScript using React. Collaborate with design and frontend teams. Ensure smooth application performance across platforms.

The Threat Intelligence Specialist safeguards Deutsche Börse Group's global operations against cyber threats. This role collects, analyzes, and delivers actionable intelligence to guide business decisions and reduce risk. The expert collaborates with Security Operations, Incident Response, Data Protection, and Risk Management teams.

Drive and steer sourcing optimization projects for E.ON's product and service categories. Develop and implement initiatives to enhance supply chain processes. Collaborate with negotiation experts and category teams to refine sourcing approaches and strategies.

International SOS seeks a Near Patient Nurse in Stuttgart to provide medical case management for TRICARE patients. Responsibilities include visiting healthcare providers, obtaining medical updates, and liaising with patients. Must be a Registered General Nurse with 3+ years' experience, fluent in German and English, and possess a valid driver's license.

As a Cash Collection Specialist, you will manage overdue accounts, contact customers regarding unpaid invoices, and negotiate payment plans. You will collaborate with sales and finance teams to resolve billing issues and ensure timely collection of outstanding debts.

Software Engineers design, develop, test, and maintain software services. Involves all stages of the software lifecycle and close collaboration with customers. Requires a Bachelor's degree in Computer Science or related field and experience in C/C++, Python, or Java.

AI Engineer will design, implement, and manage document embedding storage solutions. Develop and optimize processes for information extraction from documents to create databases for chatbot applications. Contribute to the development and deployment of RAG-systems and explore multi-agent frameworks.

Tech Unit Lead for Riverty will define and own the long-term technical and architectural vision for their domain, ensuring scalability, security, and compliance. This role partners with Product and Business leadership to shape strategy, align technology investments, and deliver customer-centric outcomes. The Tech Unit Lead will lead multiple cross-functional engineering teams, drive modernization efforts, and ensure alignment with group-wide objectives.

As a Working Student in Communication & Content Creation, you will support the XReality editorial team with internal communication and content creation for platforms like the intranet. You will create engaging content, assist with image, video, and film material, and contribute to the development of creative communication formats.

The Research Training Group 2950 SyMoCADS offers 9 doctoral research positions and 1 postdoctoral position in various fields related to microfluidic control (MC). Applicants must hold a Master's degree (for doctoral positions) or a Ph.D. (for the postdoctoral position) in a relevant field. Specific degree requirements vary by project.

SAP HCM Consultant required for a 6-month project focused on implementing SAP HCM, with a strong emphasis on French Payroll (PY).

Provides comprehensive administrative and strategic support to the Vice President Engineering Global & Vice President Operations EU. Manages calendars, prepares presentations, arranges travel, and coordinates meetings and events.

DevOps Engineer responsible for ensuring platform availability, scalability, and performance. Duties include infrastructure maintenance, CI/CD pipeline automation, monitoring solution design, incident resolution, security measure implementation, and technical documentation. Requires expertise in DevOps practices, cloud technologies (Linux, Postgres, GitLab, Docker, Kubernetes, Elasticsearch, Azure, DigitalOcean), CI/CD tools, security tools, and IT security standards.

Design, build, and maintain scalable data pipelines for TV and forecasting products. Process, transform, and refine terabytes of TV and advertising data. Collaborate with engineers to solve data challenges and improve the platform.

Develop and execute the country's financial strategy, manage budgeting and forecasting, and monitor financial performance. Provide financial analysis and ensure compliance with regulations. Lead and mentor the finance team and build relationships with external stakeholders.

Leads the lighting design team, develops innovative lighting concepts, and prepares customized lighting calculations and visualizations. Manages project support, technical documentation, and product development. Conducts internal trainings and represents the company at conferences.

The Technical Agent Fleet Management oversees the day-to-day maintenance and management of PNO's trailer fleet. Responsibilities include creating work orders, coordinating with workshop partners, monitoring tire compliance, and ensuring repair costs are controlled.

Build and maintain production-ready backend and full-stack features using TypeScript. Integrate AI-powered functionality into the think-cell product. Work closely with C++ and AI engineers to translate ideas into robust product features.