tahir

Designed and developed a scalable microservices architecture using NestJS, enabling seamless ingestion of lead data from Google Ads, Facebook Ads, and Instagram Ads for marketing analytics and re-targeting. Built and maintained RESTful APIs using NestJS and Node.js, integrating MySQL for efficient patient data management and WhatsApp-based appointment booking workflows, improving user engagement by 50%. Implemented event-driven communication using WebSockets within NestJS services to support real-time updates and notifications across distributed systems. Collaborated with frontend teams to integrate backend services with React.js / React Native applications, ensuring high performance and smooth API consumption. Optimized backend performance by restructuring services and database queries, improving API response time and system reliability.

Developed and maintained backend services using NestJS and TypeScript, focusing on modular architecture, dependency injection, and clean code practices. Engineered a high-performance audio and screen recording backend system, reducing application crashes by 30% through efficient state and resource management. Designed and optimized complex SQL queries achieving response times under 10ms for large datasets. Built scalable backend modules in the Node.js ecosystem, including tele-calling features and real-time processing services.

I contributed to various projects, crafting Smart Contracts for secure token transfers and auction functionalities. I also helped design and implement an advanced token swap feature, improving liquidity by enabling smooth token management. This role honed my technical expertise and problem-solving skills in blockchain development.