Available for full-time roles

Hello, I'm

JANMEJOY

Secure Builder of Digital Systems

Security-firstFull-stackOpen to roles

I design and build secure, performant digital products with a clean visual language and strong engineering fundamentals.

Scroll to explore

Janmejoy Mahato portrait

Origin Story

Code, curiosity, and a security-first mindset.

I'm a final-year Computer Science student focused on full-stack product development and cybersecurity. I enjoy turning complex workflows into clean interfaces, then hardening them for real-world usage.

Experience

3+ Years

Projects

12+ Shipped

Focus

Security + UX

Full Stack DevelopmentCybersecurityReact + Next.jsNode + API Design

Learning Runway

Experience

Frontend Developer Intern

Springer Capital Investments LLC - Internship

Mar 2026 - Present · 1 mo

Remote

Current Role

Working on real-world product interfaces using Next.js, React, and TypeScript to build responsive and user-friendly experiences.

Next.jsTypeScriptReact

2022 - 2026

B. Tech in Computer Science & Engineering

Greater Kolkata College of Engineering & Management

CGPA: 7.20/10

2021 - 2022

Higher Secondary - WBCHSE

R.B.B. High (H.S) School

Percentage: 85.60%

2019 - 2020

Secondary - WBBSE

R.B.B. High (H.S) School

Percentage: 69.70%

Project Showcase

Card-based work samples built for quick scanning and easy review

Projects

8

Live

7

Stacks

17

web
Online Voting System

Open full case study

Online Voting System

Security-first workflow with trusted vote handling.

Secure online platform for voting with authentication.

Category

WEB

Stack

Node.js + Express

Impact

Secure vote integrity checks

Node.jsExpressMongoDBJWT
app
Voice Assistant

Open full case study

Voice Assistant

Hands-free assistance with fast local task flow.

A personalized offline voice-controlled assistant.

Category

APP

Stack

Python + Speech Recognition

Impact

Reliable delivery

PythonSpeech RecognitionAI
Source Code
web
RentHub

Open full case study

RentHub

Faster property discovery with cleaner user decisions.

Full-stack Room Finder application.

Category

WEB

Stack

Next.js + TypeScript

Impact

Fast listing publish UX

Next.jsTypeScriptTailwind CSSSupabase
web
Kurmi-Chatbot

Open full case study

Kurmi-Chatbot

Real-time AI replies with better conversation continuity.

A personalized real-time chat with Gemini style AI.

Category

WEB

Stack

Next.js + Tailwind CSS

Impact

Real-time style interaction

Next.jsTailwind CSSMongoDBGemini API
web
Campus Coins

Open full case study

Campus Coins

Increased clarity around daily money movement.

Income and expenses tracking web app.

Category

WEB

Stack

HTML + CSS

Impact

Reliable delivery

HTMLCSSJavaScript
web
Music Player

Open full case study

Music Player

Smoother listening flow with a focused interface.

Web-based interactive music player.

Category

WEB

Stack

HTML + CSS

Impact

Reliable delivery

HTMLCSSJavaScript
tools
FutureHax

Open full case study

FutureHax

Playful interaction wrapped in a memorable visual concept.

Fun prediction tool calculating the end of the world.

Category

TOOLS

Stack

JavaScript + UI Design

Impact

Reliable delivery

JavaScriptUI Design
web
Weather App

Open full case study

Weather App

Reliable weather snapshots with clean delivery.

Live weather updates using API.

Category

WEB

Stack

API + JavaScript

Impact

Reliable delivery

APIJavaScriptHTML

Arsenal

Clean capability stack with recognisable symbols

Frontend to security
6 Domains
20 Tools

Design Value

Symbol-led cards that stay easy to scan for recruiters and collaborators.

Engineering Value

A balanced stack covering interfaces, APIs, databases, and delivery tools.

Security Value

Security-first thinking carried into implementation choices and system design.

Primary Stack

Frontend

The strongest working layer for polished interfaces, modern app structure, and dependable delivery.

HTML5

HTML5

Core Symbol

CSS3

CSS3

Core Symbol

JavaScript

JavaScript

Core Symbol

Bootstrap

Bootstrap

Core Symbol

Tailwind

Tailwind

Core Symbol

React

React

Core Symbol

Symbol Stack

Backend

2 Tools
Node.js

Node.js

Tool Symbol

Express.js

Express.js

Tool Symbol

Symbol Stack

Database

2 Tools
MySQL

MySQL

Tool Symbol

MongoDB

MongoDB

Tool Symbol

Symbol Stack

Programming Languages

3 Tools
Python

Python

Tool Symbol

C

C

Tool Symbol

Java

Java

Tool Symbol

Symbol Stack

Tools

3 Tools
Git

Git

Tool Symbol

VS Code

VS Code

Tool Symbol

Firebase

Firebase

Tool Symbol

Symbol Stack

Cybersecurity

4 Tools
Linux Tools

Linux Tools

Tool Symbol

Wireshark

Wireshark

Tool Symbol

Burp Suite

Burp Suite

Tool Symbol

Penetration Testing

Penetration Testing

Tool Symbol

Proof Stack

Certificates and verification trail

Open Drive Folder
Palo Alto Cybersecurity InternshipCertificate

Palo Alto Cybersecurity Internship

Hands-on training in firewalls, network security, and threat analysis.

Blue Prism Automation InternshipCertificate

Blue Prism Automation Internship

Automation processes and workflow building using RPA tools.

Full Stack BCT TrainingCertificate

Full Stack BCT Training

Complete training on frontend, backend, and APIs.

Ethical Hacking InternshipCertificate

Ethical Hacking Internship

Cybersecurity, penetration testing, and vulnerability assessment.

AI-ML Virtual InternshipCertificate

AI-ML Virtual Internship

Machine learning models and real-world AI development.

Signal Line

Start the next build before someone else does.

Open to software engineering roles, security-focused product work, and creative collaborations.

Response

< 24h

Fast reply for hiring and project outreach.

Mode

Remote Ready

Comfortable with async collaboration and shipping.

Focus

Product + Security

Best fit for modern engineering and interface work.

Focus Areas

🐧Linux🔐SecurityPerformance🎨Design🧠Problem Solving🚀Build

Last Call

Let's launch something sharp and hard to ignore

Start a Project