Ghazi Yassine

– Designed and developed a budget and procurement ERP module using NestJS, GraphQL and PostgreSQL, delivered in production for enterprise clients. – Implemented multi-level approval workflows with complex business rules using event-driven architecture and background jobs with BullMQ. – Optimized data access and performance using PostgreSQL indexing and Redis caching, improving response time of critical workflows. – Built and integrated GraphQL APIs consumed by a React TypeScript frontend. – Collaborated using GitHub with CI pipelines via GitHub Actions. – Stack: TypeScript, NestJS, GraphQL, React, PostgreSQL, Redis, BullMQ, AWS, GitHub Actions.

– Developed a KPI-driven platform for automotive experts monitoring, enabling fraud detection and performance tracking. – Designed relational data models and implemented GraphQL APIs with NestJS and PostgreSQL. – Implemented asynchronous processing and data pipelines using Redis and job queues. – Deployed services using Docker and integrated into AWS-based environments. – Stack: TypeScript, NestJS, GraphQL, PostgreSQL, Redis, Docker, AWS, GitHub.

– Developed an AI-ready document management platform with advanced search, filtering and file lifecycle management. – Built backend services using NestJS and GraphQL with file storage and metadata indexing in PostgreSQL. – Implemented authentication and role-based access control and integrated frontend with React and TypeScript. – Designed scalable architecture to support future AI-driven document analysis workflows. – Stack: TypeScript, NestJS, GraphQL, React, PostgreSQL, Redis, Docker, GitHub.