I'm a Full-Stack Software Engineer passionate about building scalable web applications, backend systems, and cross-platform desktop software.
My primary stack includes TypeScript, Node.js, React, Next.js, PostgreSQL, Prisma, MongoDB, Go, and Linux.
I'm currently open to Software Engineer opportunities where I can build reliable products and continue growing as an engineer.
- ๐จโ๐ป Portfolio: sarwar-hossain-vert.vercel.app
- ๐ซ Email: sarwarhridoy4@gmail.com
- ๐ Resume: View Resume
MERN | TypeScript | Next.js | JWT | Tailwind
- Full LMS with student/admin dashboards and secure JWT authentication
- Deployed on Hostinger VPS with optimized database schema
Next.js | Tailwind CSS
- SEO-optimized, modular, responsive ed-tech homepage
React | Firebase | MongoDB | Express
- Video course platform with secure, reusable components
React | TypeScript | Redux | Tailwind | Node.js | Express | MongoDB
- Full-stack library management with catalog browsing, search, filtering, and sorting
- Borrow/return workflows with automatic stock tracking and real-time availability
- Borrow summary dashboard, toast notifications, daily Hadith section, modern theme
- Backend follows modular MVC pattern with Zod validation, Mongoose, and aggregations
React | Firebase | MongoDB | Express
- Video course platform with secure, reusable components
Next.js | Nextra | TypeScript | MDX
- Documentation site for Next Level Web Development course materials
- Organized notes covering JavaScript, React, TypeScript, Node.js, Express, MongoDB, PostgreSQL, Prisma
- Includes contribution guidelines and modular content structure
Python | PyQt6 | Sockets | Multithreading
- Fast P2P file sharing with device discovery over LAN
- Sleek UI with themes, progress tracking, and retry logic
๐น MongoDB Exporter GUI
Python | PySide6 | MongoDB | Cryptography
- Exports MongoDB collections to JSON with neumorphic UI and theme switcher
- Optional Zip compression, AES-GCM encryption, and in-app decryption
- Google Drive upload, backup scripts, real-time progress, and built-in updater
- Cross-platform packaging with .deb and AppImage
Node.js | Express | TypeScript | MongoDB | Cloudinary | Sharp
- Secure image upload API with JWT auth and access/refresh tokens
- Compresses images to WebP using Sharp for optimal performance
- Cloudinary integration with Multer upload, Zod validation, Swagger docs
- Sends welcome emails via Nodemailer with EJS templates
๐น YouVideo Downloader
Python | PySide6 | yt-dlp | FFmpeg
- Elegant YouTube/video downloader with resolution selector
- Includes FFmpeg integration, logs, and theme support
๐น GitHub SSH Manager
Go | Fyne | SSH
- Cross-platform GUI to manage multiple GitHub SSH keys
- Generate ed25519 keys, view/copy public keys, upload via PAT, test SSH connections
- Automatic
~/.ssh/configmanagement, activity logging, and multi-account support
Markdown | Linux
- Comprehensive study notes for Linux system administration
- Covers fundamentals, shell, users/groups, SSH, permissions, ACL, and best practices
- Detailed explanations with practical examples and commands
Express.js | TypeScript | MongoDB | Mongoose
- Secure, role-based backend API for digital wallet system similar to Bkash/Nagad
- User, Agent, Admin roles with isolated dashboards
- Wallet top-up, send money, withdraw, cash-in/out with commission
- JWT auth, access/refresh tokens, email reset, KYC verification, account blocking
React | TypeScript | Redux Toolkit | Tailwind CSS
- Role-based frontend for digital wallet system with Admin, Agent, and User dashboards
- Wallet operations: cash-in/out, top-up, send money, transaction history
- Secure API integration with RTK Query, JWT interceptors, Cloudinary uploads
- Dark/light theme, toast notifications, loading skeletons, guided tours
Express.js | TypeScript | Prisma | PostgreSQL
- Clean modular MVC boilerplate for scalable Express servers
- Prisma ORM with PostgreSQL, JWT auth, bcrypt, centralized error handling
- Supports npm, yarn, pnpm, and bun
Python | Flet | yt-dlp
- Sleek desktop app for single media and playlist downloads
- Modern indigo-themed UI with system/dark/light theme support
- FFmpeg integration for MP4/MP3 extraction with live progress and download history
Go | Fyne | Clipboard API
- Cross-platform clipboard history for Linux, Windows, and macOS
- Rich history for text, images, HTML, and files with search, pinning, tags, categories, and snippets
- Encrypted local storage, backup/restore, system tray, autostart, auto-update, and theme support
React โข React Native โข Next.js โข TypeScript โข JavaScript โข Redux โข Tailwind CSS โข Bootstrap โข SASS
Node.js โข Express.js โข MongoDB โข Firebase
Python โข Go โข Git โข Figma โข Linux



