Kumar Sunny Suman

Full Stack Engineer specializing in scalable backend systems and modern web applications.

About

Full Stack Engineer with strong expertise in Node.js, React, Angular, Java, and distributed systems. Passionate about system architecture, performance optimization, and building reliable enterprise-grade applications.

Work Experience

TCS
Node.js
Java
Angular
MySQL
PostgreSQL
Microservices

May 2025 - Present

Software Developer | Experian

Built enterprise dashboard for managing large-scale business operations
Developed scalable REST APIs using Node.js & Express
Implemented Java-based microservices architecture
Developed Angular frontend components for seamless UX
Integrated MySQL and PostgreSQL databases for scalable data management
Optimized queries for large datasets improving performance significantly

Node.js
Java
Angular
MySQL
PostgreSQL
Microservices

Algohire.ai
Node.js
Next.js
AWS
Firebase
Elasticsearch

Mar 2024 - May 2025

Software Engineer

Implemented OAuth, Magic Link authentication, and RBAC authorization system
Built resume parser and AI-powered candidate evaluation system
Designed scalable candidate database with microservices architecture
Implemented Elasticsearch-powered candidate search
Built browser extension for automated candidate data extraction
Developed career and landing pages using Next.js deployed on AWS
Managed CI/CD pipelines using GitHub Actions and AWS infrastructure
Integrated Google Calendar, Zoom, Microsoft Teams, and Zapier APIs

Node.js
Next.js
AWS
Firebase
Elasticsearch

Nonoise
Node.js
Twilio
OpenAI
Deepgram
Redis
AWS

Dec 2023 - Feb 2024

Full Stack Developer | Freelance

Built AI-powered voice automation system to handle customer interactions
Integrated Twilio APIs for managing inbound and outbound calls
Implemented voice-to-text transcription using Deepgram APIs
Used OpenAI APIs to analyze transcripts and extract actionable insights
Deployed AI voice agents using Vapi with webhook-based automation
Improved performance using Redis caching for transcripts and audio data
Deployed backend on AWS EC2 with Nginx and frontend on Vercel

Node.js
Twilio
OpenAI
Deepgram
Redis
AWS

Education

National Institute of Science and Technology, Berhampur

2020 - 2024

Bachelor of Technology in Computer Science

Basia Inter College, Gumla

2017 - 2019

Higher Secondary Education (Mathematics and Physics)

Skills

Java
JavaScript
Node.js
React
Next.js
Angular
SQL
PostgreSQL
MySQL
MongoDB
Redis
AWS
Google Cloud
Cloudflare
Docker
GitHub Actions
Jenkins
Express
Servlet
JDBC
Tailwind CSS
Bootstrap
System Design
Microservices

Side projects

Super Server

Designed and deployed a distributed backend system capable of handling over 1 million HTTP requests per second using Node.js and C++. Implemented Redis caching, PostgreSQL storage, load balancing, async I/O, and performance tuning for ultra-low latency.

Node.js
C++
AWS EC2
Redis
PostgreSQL
Linux

Chit Chat

Built a real-time multi-user chat application using Socket.IO enabling instant bi-directional communication. Implemented scalable RESTful backend architecture, optimized message delivery latency by 20%, and designed responsive UI improving user engagement by 30%.

Socket.IO
Node.js
Express
React
jQuery
Bootstrap

GIF Hub

Developed a GIF discovery platform integrating GIPHY API to search and display thousands of GIFs instantly. Implemented user authentication using Firebase and built a fast, responsive UI using Next.js and Tailwind CSS for enhanced user experience.

Next.js
React
TypeScript
Tailwind CSS
Firebase
GIPHY API

Kumar Sunny Suman's Resume