QA Automation English-speaking jobs in Mainz

Senior Infrastructure Engineer will design, build, and operate the cloud infrastructure for praxipal's AI-powered healthcare platform. Responsibilities include owning and evolving cloud infrastructure on AWS and GCP, building CI/CD pipelines, and managing security and SecOps topics. Must have strong hands-on programming experience in Rust, TypeScript, and/or Python, and proven experience owning production infrastructure in AWS and/or GCP. Fluent German is required.

Student assistant will refine and optimize calibration models, algorithms, and targets for 3D scanning technologies. The role involves working with experimental setups, capturing calibration datasets, and integrating the calibration pipeline across different scanning systems.

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.

Operate, maintain, and repair rail grinding, milling, and planing machines. Install and assemble equipment on railway tracks across Europe.

Software Developer will implement software components in helicopter simulations, integrate them into systems, execute integration tests, and create documentation. Requires a degree in Computer Science, Aerospace Engineering, or a similar field, experience with C/C++, Qt, and RTOS.

Leads a distributed team of engineers focused on resolving software defects and delivering bug fixes for open source software. Manages team performance, provides coaching and mentorship, and collaborates with other engineering teams. Requires experience with software development using C, C++, Go, Python, and version control systems.

The Leibniz Institute for Natural Product Research and Infection Biology seeks a Scientific Communication, Public Relations, and Events Officer to prepare and communicate research results and activities, particularly for the INCATE project. Responsibilities include writing accessible texts, supporting public relations activities, organizing events, and developing communication materials. The ideal candidate has a degree in media, communication, journalism, or public relations, or a natural science degree with proven science communication skills. Fluency in German and English is required.

Lead procurement and supplier management for the Corrugated Boxes category, ensuring strategic sourcing, cost optimization, and long-term decisions. Collaborate with stakeholders across multiple countries to define requirements, manage supplier relationships, and achieve procurement targets.

Legal Counsel will provide legal advice to German business teams, support commercial contracts and partnerships, and ensure legal compliance for Cafeyn's German operations.

Account Manager (m/f/d) for the DACH region. Responsible for managing customer relationships, driving customer budgeting and account plans, and identifying new business opportunities. Requires several years of experience in the lubricant industry, strong sales and technical expertise, and proficiency in Salesforce.

Financial Data Analyst develops and maintains financial models, analyzes business performance, and prepares reports. Requires a degree in Finance, Economics, or Business Administration and 3+ years of experience in financial modeling and data analysis. Proficiency in Power BI is required.

Join our bar team at The Curtain Club, a popular bar in Berlin. You will greet and serve guests, take orders, prepare cocktails, and ensure a smooth service flow while adhering to The Ritz-Carlton standards and hygiene regulations.

Provides administrative and logistical support to the MTRI team. Responsibilities include organizing marketing activities, managing office supplies, and handling correspondence. Requires advanced MS Office skills, fluency in English and German, and strong organizational and communication abilities.

Senior Software Engineer will develop production-ready software for sophisticated, distributed systems powering modern railway passenger information solutions. Responsibilities include designing software architecture, building secure software, and collaborating with system engineering experts.

Leads the marketing team in Germany, developing and implementing marketing strategies for field-force promoted brands. Manages product launches, oversees budgets, and analyzes market data.

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.

The FernUniversität seeks a Professor of Digital Educational Equity to analyze educational equity, encourage participation in diverse contexts, and promote digital spaces for engagement. The successful candidate will conduct research contributing to the Institute of Educational Science and Media Research's profile in Digital Education.

PhD Candidate position within the MSCA - Doctoral Network TESTAMENT (Testamentary practices in the periphery of the ius commune tradition: freedom and oppression (c. 1420-1620)). The position involves archival research, studying legislative processes, and analyzing how actors influenced legal practices and testamentary freedom within late medieval and early modern law.

Project Support Employee needed to assist in the coordination and execution of project activities. Support cross-functional teams, ensure communication with Greek-speaking stakeholders, and contribute to project goal achievement. Native Greek and strong German language skills required. Experience with ERP systems and MS Office is beneficial.

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.