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I am a Backend Developer with 3+ years of experience building scalable, high-performance systems using Node.js, Express, MongoDB, Redis, and Docker. I have proven success optimizing backend APIs for 3.5M+ users, designing microservices, and enabling real-time communication via WebSockets. I enjoy solving real-world problems through efficient, product-focused engineering, with a focus on reliability, performance, and maintainability.…I am a Backend Developer with 3+ years of experience building scalable, high-performance systems using Node.js, Express, MongoDB, Redis, and Docker. I have proven success optimizing backend APIs for 3.5M+ users, designing microservices, and enabling real-time communication via WebSockets. I enjoy solving real-world problems through efficient, product-focused engineering, with a focus on reliability, performance, and maintainability.

Sanatan Jha

Back-End Developer, Developer, Full Stack Developer, +2

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I am a Backend Developer with 3+ years of experience building scalable, high-performance systems using Node.js, Express, MongoDB, Redis, and Docker. I have proven success optimizing backend APIs for 3.5M+ users, designing microservices, and enabling real-time communication via WebSockets. I enjoy solving real-world problems through efficient, product-focused engineering, with a focus on reliability, performance, and maintainability.…I am a Backend Developer with 3+ years of experience building scalable, high-performance systems using Node.js, Express, MongoDB, Redis, and Docker. I have proven success optimizing backend APIs for 3.5M+ users, designing microservices, and enabling real-time communication via WebSockets. I enjoy solving real-world problems through efficient, product-focused engineering, with a focus on reliability, performance, and maintainability.

Available to hire

I am a Backend Developer with 3+ years of experience building scalable, high-performance systems using Node.js, Express, MongoDB, Redis, and Docker. I have proven success optimizing backend APIs for 3.5M+ users, designing microservices, and enabling real-time communication via WebSockets.

I enjoy solving real-world problems through efficient, product-focused engineering, with a focus on reliability, performance, and maintainability.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Advanced

Hindi

Advanced

Work Experience

SDE-I, Node.js Developer at HT Media Labs (OTT Platform)

August 1, 2023 - November 9, 2025

Developed and optimized RESTful APIs using Node.js and Express, ensuring high performance and responsiveness for over 2.5 million users. Implemented content filtration based on user age, real-time widget positioning, and family mode for TV platforms. Increased application performance by 30% through Redis caching, reduced latency, and improved load times. Integrated AWS Secrets Manager for secure configuration management following best practices. Created and documented APIs using Swagger and built a microservices architecture to support modular development and deployment. Also contributed to front-end tasks such as a Zomato Landing Page clone using HTML, CSS, and Bootstrap to illustrate cohesive UI/UX.

Invoice Generator Backend (Project) at Personal Project

December 31, 2024 - December 31, 2024

Designed and containerized backend for an invoice generator using Node.js and Docker, enabling fast PDF generation and 18% GST calculation for 100+ users using Puppeteer, delivering accurate and formatted invoices. Implemented authentication, product and user management, and provided a clean, documented API surface.