Ahmed Khalil Bejaoui

Led backend engineering to accelerate release cycles to 2+ daily production deployments and architected/scaled a NestJS backend, reducing system errors by 40%. Reduced GCP operational costs by 50% in production and 67% in staging, while improving observability, security, and uptime.

Developed rapid interactive prototypes with Plotly and Databricks to improve customer feedback loops by 50% and reduce iteration cycles from 7 to 2 days. Refactored and optimized frontend architecture and built high-performance UI components for large datasets.

Led mobile and full-stack engineering, overseeing planning, estimations, CI/CD, and code quality to support on-time delivery. Refactored mobile performance by 80%, integrated secure bank card services for compliance, and scaled the engineering team from 1 to 15 members.

Developed booking services for car parks, ferries, and hotels, integrating 12+ third-party APIs to support multi-channel booking flows for 80k+ monthly active users. Built internal tools to centralize information across customer service, product, and management, improving booking experience conversion by 12%.

Built customizable multi-tenant instances to improve client onboarding scalability and satisfaction. Co-led a frontend refactor from PHP/jQuery to Angular with phased zero-downtime releases, and implemented a custom datatable for consistent 60 FPS rendering.

Improved remote diagnostic/update/fix processes using shell and Python scripts, reducing downtime by 30% and return shipping costs by over 75%. Upgraded firmware for sensor capture, Bluetooth connectivity, and OTA updates, and delivered customer dashboards and partner analytics.

Co-founded and led development of an AI-driven bullying detection solution using IBM Watson, deploying it to 2 schools in Madrid to protect 300+ students. Built custom speech components and collaborated with child psychologists to generate behavioral KPIs and automated reports.

Led a team of 5 developers building web and mobile applications, including end-to-end development and launch of Unity-based mobile games. Directed strategy with board members, and contributed to cross-platform mobile development and SPA/web performance improvements.

Grade: Highest honors; ranked 1st (thesis score: 19.75/20)

Activities and societies: Developed a native Android app (Java) and a Node.js API using MongoDB; completed 60/60 ECTS credits.

Graduated with highest honors (ranked 1st in the cohort). Thesis: Agora, a geolocation-based social networking platform with native Android SDK integration.

Grade: Highest honors; ranked top 3

Activities and societies: Built a business intelligence dashboard with Java Spring Boot, Talend, and microservices; completed 60/60 ECTS credits.

Graduated with highest honors (top 3 of the graduating class). Thesis: data-driven monitoring and classification of mobile network blind spots for 3G optimization in partnership with ooredoo.com.