Muntasir Mallik

A Full Stack Engineer

I specialize in building scalable, maintainable applications that feature engaging UI. My strong problem-solving skills enable me to tackle complex challenges and deliver efficient solutions effectively.

Jan 2025 - Present

THAtha Business Development LLP

Software Engineer, Part Time

Remote, United States

Engineered scalable backend architectures, enhancing performance and efficiently handling 10,000+ users with optimized data processing.
Integrated AI models like GPT-4o for advanced summarization and strategized AWS Personalizer implementation, boosting user engagement through personalized recommendations.
Implemented DevOps solutions across AWS, Azure, and DigitalOcean, cutting infrastructure costs by 30% with optimized resource management and enhanced security protocols.
Developed and optimized modular, reusable Next.js components, improving frontend scalability and accelerating feature deployment.

Nov 2024 - Jan 2025

Keyshade

Backend Developer, Intern

Remote, West Bengal

Created a Next.js app to scan secrets' leak from any GitHub repo.
Proposed a new feature in the CLI, enabling users to seamlessly upload secrets directly from the .env file to Backend, and differentiating them into variables and secrets.
Enhanced API client package by introducing a module controller, enabling the frontend to interact directly with the backend without explicitly calling endpoints.

July 2024 - Aug 2024

Keyshade

Backend Developer, Open Source

Remote

Implemented an efficient pagination method which could be used in any service.
Improved Nest.js backend to respond with paginated data in eight services.
Provided unit and end-to-end tests for each changes.
Reported and fixed two new issues.

July 2024

Phase

Frontend Developer, Open Source

Remote

Solved a critical issue with the Navbar that was degrading user experience.
Fixed sudden display of error message while accepting invitations for the organization.

inPay

Feature-Rich Global Payments Hub

Real-time chats and notifications between users through WebSocket.
Deposit and Withdrawal from banks, secured through email OTP and tokenized transaction.
Metrics dashboard for users and merchants.

Next.js

Express.js

Azure

Docker

CI/CD

Socket.IO

Tests

Webhooks

Redis

PostgreSQL

HerShield

Emergency Alert on AI Trigger

Background audio inference using ML model into various levels of severity.
Send real-time location and securely stored audio data to users.
Choose your favorite contacts for SOS using default contacts app.

React Native

Azure

Expo

TensorFlow

Node.js

HelioTask

Kan-ban based Task Management

Drag and drop tasks between To Do, In Progress and Completed.
View all tasks in a single board, supports custom sorting and filters.
Create, Edit and Delete tasks inside Dialogs and Popups. Each task can have Due dates selected from calendar.

Next.js

MongoDB

Nest.js

Django

Flask

Algorithms

eBank

Simple eRupee transfer among peers

Debounced user search with live results.
Mobile responsive design, with animated buttons.

React.js

MongoDB

Express.js

Prisma

Vercel

DocX

Scan and Extract Government Document data into usable data to verify authenticity, eg: Driving License

React.js

Multer

Tesseract.js

Hugging Face

Adopt A Pet

Learn about your favorite pet

React.js

Rest API

Tanstack Query

Tailwind CSS

Languages

Programming languages I am well versed with.

Typescript

Javascript

Python

Java

Frontend

Tools I use to craft beautiful and responsive applications.

React.js

Next.js

React Native

Tailwind

Shadcn/ui

Bootstrap

Backend

Efficiently architecting servers and databases with these.

Express.js

Nest.js

Flask

Django

PostgreSQL

MongoDB

Others

Additional skills include containerizing and cloud computing.

Docker

CI/CD

Azure

Jest

Vercel

Pytest

Socket.IO

Git