Available for opportunities

Kutubuddin Juwel

Full Stack Developer & Computer Science Student

Building scalable web applications and mobile solutions with modern technologies. Specialized in NestJS, Next.js, and Android development.

Savar, Dhaka
BSc CS, CGPA: 3.9
Codeforces Specialist (1448)

Featured Projects

Building solutions that make a difference

Zenith

Full Stack Web App

A Jira-style project management platform with real-time collaboration, Kanban/Scrum boards, sprint planning, and role-based access control.

NestJSNext.jsTypeScriptPostgreSQLSocket.ioTailwind CSS
Real-time updates
JWT Auth
WebSocket
RESTful APIs

DhakaVoice

Civic Engagement Platform

Built 15 production-ready API endpoints with JWT authentication and Argon2 hashing. Optimized database queries reducing response times by 90%.

NestJSPostgreSQLNext.js 15Prisma ORMTypeScript
15 API endpoints
90% faster queries
Real-time WebSocket
Type-safe DB

Health Care Service

Medical Management System

Comprehensive healthcare platform for prescription management, patient monitoring, and pharmacy operations with admin controls.

PHPJavaScriptHTMLCSSXAMPP
Prescription mgmt
Patient records
Pharmacy ops
Admin panel

Super Mario Game

2D Platform Game

2D platformer with smooth character movement, collision detection, scoring system, and OOP design patterns.

C++OpenGLGLUT
Dynamic camera
Collision detection
OOP design
Score system

Conversa

Android Chat App

Real-time messaging app with instant delivery, chat previews, user search, profile management, and complete conversation histories.

KotlinAndroid SDKFirebaseMVVM
Real-time messaging
User search
Profile management
Chat history

PulseNews

Android News App

Real-time news application delivering articles from multiple categories using NewsAPI. Features dynamic category switching, comprehensive search with filters, and offline reading capabilities.

KotlinAndroid SDKNewsAPIRetrofitRoom Database
Top Headlines
Category filters
Save offline
Advanced search

Technical Skills

Technologies I work with

Languages

CC++TypeScriptJavaScriptKotlin

Backend

Node.jsNestJSPHPRESTful APIs

Frontend

Next.jsReactTailwind CSSHTML/CSS

Mobile

Android SDKJetpack ComposeKotlin

Database

PostgreSQLMongoDBPrisma ORM

Tools

GitWebSocketSocket.ioJWTFirebase

Experience

My professional journey

Full Stack Developer Intern

Techmak Technology

July 2025 - September 2025Dhaka, Bangladesh

Developed 15 production-ready RESTful APIs with NestJS and PostgreSQL

Implemented JWT authentication and Argon2 password hashing

Reduced query response times by 90% through optimized database indexing

Built WebSocket real-time communication systems

Achieved 40% bundle size reduction and 35% faster page loads

Education

BSc in Computer Science

American International University-Bangladesh

CGPA: 3.9 | 2022-2025

Achievements

  • Dean's Award for Academic Excellence
  • Science Poster Contest (Fall 2022-23)
  • Codeforces Specialist (Max Rating: 1448)

Let's Connect

I'm always open to discussing new projects, opportunities, or collaborations.

Get In Touch