Dipl.-Ing. Gayass Daher

- Driving the Generative AI transformation of the digital commerce platform — integrating LLMs (Claude, ChatGPT), rearchitecting for AI-native customer interactions, and transforming the web channel from a traffic engine into a value driver tied to product KPIs. - Designed the Architecture Enablement Organization — a cross-program Architecture Guild with Responsible AI governance, defined architect roles, and an outcome-driven operating model enabling empowered teams within shared architectural boundaries.

- Authored Architecture Decision Records (ADRs) for integrating MB.OS vehicle services with the cloud backend — including Profile Sync, Gaming, and connected vehicle features — defining scalable vehicle-to-cloud communication patterns. - Built AI-powered solutions for the department: chatbots leveraging confidential internal knowledge bases, enabling architects to retrieve context and architectural precedent faster.

- Led the migration of the global commerce platform (multi-million-euro annual transaction volume) from a monolithic application to a microservice architecture, reducing deployment cycle times by over 90% and significantly improving system scalability. - Developed and presented a multi-phase transformation roadmap to executive stakeholders, securing alignment across 300+ people spanning multiple organizations, development teams, and external suppliers. ..

- Defined target-state architectures for 20+ product teams using the C4 model, translating complex business requirements into actionable technical solutions in close collaboration with product management. - Evaluated make-or-buy decisions and architected a scalable, multi-regional solution that expanded the platform to 30+ markets across Europe and APAC. - Conducted architectural reviews enforcing security and quality standards — zero critical or high-severity security incidents during tenure. ...

- Led the architecture and delivery of the Mercedes me premium lifestyle app, meeting tight deadlines and successfully launching to over 100,000 downloads within the first year. - Integrated advanced user tracking and profiling technologies, increasing user engagement by 40% and improving app store ratings from 3.x to 4.x. - Architected the integration layer connecting multiple external partner systems into a unified backend, solving complex cross-organizational API contract and data flow challenges ..

- Advised Mercedes-Benz R&D on a cloud-native microservices architecture (VTAS platform) using MACH principles, translating business requirements into scalable technical designs. - Owned a ~€1M project budget and led a cross-functional team of 8, delivering the platform on schedule to on-premises cloud infrastructure for global use. - Guided the team through the full development and deployment lifecycle, including CI/CD pipelines, containerization, and infrastructure automation.

- Architected MBCPOS, a dealership commerce platform deployed across 10 European countries serving all Mercedes-Benz dealers — driving technical decisions and leading the developer community. - Built automated development and deployment environments from scratch, enabling 100+ developers across distributed teams to deliver faster.

- Developed Java application server components for the MBCPOS dealership platform as part of an agile Scrum team, supporting integration across 10 European markets. - Grew into additional responsibilities as Database Administrator (DB2) and DevOps engineer, managing build and deployment pipelines alongside core development work

- Designed and implemented synchronization protocols (mail, SMS) for a mobile messaging gateway product serving operators across multiple African markets. - First professional role in backend Java EE development — contributed to the core platforms high-throughput data synchronization layer across mobile devices.

Web application design based on CMS and Spring (https://www.deutschlandcard.de) - Java, Spring Framework, Axis, JUnit, Maven. - Content Management System (Magnolia). - Tomcat Application Server.