Khalid B Email & Phone Number

• Reduced infastructure costs by 30%, by implementing Hybrid Serverless architecture on AWS toimprove MERN application performance.
• Collaborated with cross-functional teams to design and implement new features for web application thatreduced user churn by 11%.
• Optimized database queries and improved overall system efficiency by implementing indexing techniquesand query optimization strategies.
• Implemented automated testing using Jest and Cypress, resulting in improved code quality and fasterdevelopment cycles.

• Spearheaded the migration of the company's web application from a monolithic architecture to amicroservices architecture using NextJS and NestJS. This migration resulted in improved scalability,maintainability, and.
• Implemented real-time communication using Websockets and MQTT, enabling seamless and instantmessaging between users, which reduced response time by 25%.
• Led the transition from a REST API to GraphQL, resulting in improved efficiency, reduced networkoverhead, and enhanced developer experience.

Dubai, United Arab Emirates

• Developed and maintained web applications using React and Node.js, including creating reusablecomponents and implementing server-side logic.
• Implemented a caching layer using Redis, resulting in significantly improved response time for frequentlyaccessed data by up to 80%.
• Utilized server-side rendering to enhance search engine optimization (SEO) and improve websiteperformance.