Hey, I'm Rahul!

Senior Full Stack Developer at Cognizant, India.

I help teams build scalable cloud-native systems, REST APIs, and microservices. Outside of work I experiment with LLM-powered developer tools and systems-level Rust projects.

View projects →Download CV ↓Email me

Technologies I work with

⬡Node.js

⚛React

☕Java

☁️AWS

🐳Docker

🐍Python

🗄️PostgreSQL

🦀Rust

Skills

B.Tech — Computer Science

Galgotias University · Specialisation in Computer Networks & Cyber Security. Focus on systems programming, distributed computing, and network security.

Full Stack Development

Intensive MERN stack training at Cognizant covering React, Node.js, Express, and MongoDB with hands-on project delivery.

Cloud & AI Training

AWS services, cloud-native architectures, and AI/ML fundamentals via Cognizant's internal learning programmes and external certifications.

Projects & Certifications

AI Tools

AI Code Reviewer

LLM-powered platform that identifies security vulnerabilities, code smells, and formatting issues in source code.

LLMsNode.jsReact

Dev Productivity

AI Documentation Generator

Analyses source code and auto-generates technical documentation, cutting manual effort significantly.

AIJavaScriptAutomation

Systems

LogChain

Rust blockchain prototype for immutable, cryptographically verified storage of application log files.

RustBlockchain

Machine Learning

COVID-19 Predictor

Flask + scikit-learn app for visualising and forecasting COVID-19 trends from real-world datasets.

PythonFlaskML

Accessibility

Audio CAPTCHA Solver

Speech-recognition-powered CAPTCHA solver for visually impaired users exploring audio-first web access.

Web DevAccessibility

Experience

Sep 2021 – Present

Cognizant

Senior Associate · Senior Full Stack Developer

Designed and deployed 10+ REST APIs and 10+ microservices for enterprise healthcare applications.
Supported applications used by 5,000+ internal users across global teams.
Worked across AWS ECS, Lambda, S3, API Gateway, and CloudWatch.
Improved SQL query performance by 30% through optimisation and indexing strategies.
Contributed to 8+ enterprise projects across Dev, QA, and DevOps.

Jan 2021 – May 2021

Cognizant

Trainee · MERN Stack Developer

Built reusable React components integrated into production healthcare dashboards.
Implemented Node.js + Express REST APIs connected to MongoDB for full-stack delivery.

Achievements

🏆 National Hackathons

Won national hackathons including Smart India Hackathon (SIH) and Devfolio events.

♟️ Chess — 1st Place

First prize in chess at Galgotias University inter-college championship.

♟️ Chess — IIT BHU

Chess team achieved third place at IIT BHU Spardha inter-college competition.

🎓 B.Tech — CS

Computer Science from Galgotias University, specialising in Networks & Cyber Security.

Hey, I'm Rahul!

Skills

Projects & Certifications

Experience

Achievements

Let's build something together.