Kartheesan

CS Student & Full-Stack Engineer specializing in React, Golang, and Node.js. Crafting scalable architectures and premium digital experiences.

The Arsenal

React

Golang

Node.js

Docker

MongoDB

PostgreSQL

AWS

Experience

Sep 2025 — Present

Backend Developer Intern

@ Freightify

Architecting and optimizing backend services, managing complex data pipelines, and ensuring high availability across distributed systems.

GolangNode.jsDockerElasticsearchNeo4jMongoDBMySQL

Selected Work

01 / Featured Project

FORESE HR Database

HR contact management platform used to manage 10000+ HR contacts, used by 100+ club members. Made for FORESE SVCE as the Technical Head of the club.

100+

Users

ReactNode.jsPostgreSQLDocker

View Project

FORESE aptitude mock placement test with section navigation, timer, and reading comprehension question

02 / Featured Project

Mock Placement Aptitude

Aptitude test web app for mock placement rounds, built for FORESE SVCE. Serves 1000+ students concurrently and uses proctoring mechanisms to help prevent cheating.

1000+

Concurrent users

ReactNode.jsPostgreSQLDocker

Insights

Apr 10, 2026

Rebuilding Student Companion App — From Outdated UI to Material 3

AndroidDesign

The original student companion app was functional but visually stuck in the past. Here's how I rebuilt it from the ground up with Android's Material 3 design system, dynamic color theming, and a UI that finally feels at home on modern devices...