Available for work

Designing future-proof digital solutions.

Hi, I'm Meraj Alam. A Full-Stack Developer focused on creating high-performance, scalable architectures and immersive user experiences.

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Full-Stack

Developer

Yrs Exp

Achievements

Building expertise through consistency.

I believe in the power of continuous growth. My journey is defined by daily challenges and a commitment to mastering the fundamentals of computer science.

LeetCode

@merajcode

575+

Problems

Top 10%

Contest

250+

Day Streak

DP ×86Arrays ×331Hash Table ×116Binary Search ×44Graphs ×42Trees ×31

JavaScript

Open Source

@merajcode

vocabularyBuilder

Grow your vocabulary — for students, devs & learners

★ 3

C++

Wordspire_wallpaper

Desktop companion with motivational quotes & vocabulary

Python

leetcode-timer-analyzer

Track and analyze your LeetCode solving speed

JavaScript

Repositories

Stars

Open Source

Contributor

Expertise

Technical Ecosystem.

Frontend

ReactNext.jsRemixTailwind CSSGSAPThree.jsMaterialUIBootstrap

Backend

Node.jsExpress.jsLaravelPHPHono

Database

MongoDBMySQLPostgreSQLSQLiteSupabase

DevOps

DockerNginxGitHub ActionsLinux

Cloud

AWS (EC2, S3)CloudflareVercelNetlifyRenderFirebase

Mobile

React NativeExpoGit/GitHub

Case Studies

Selected Works.

A collection of projects ranging from enterprise architectures to high-performance web applications.

Nov 2024 - Aug 2025

Multi-Tenant Hospital Management

DoctorSlip

Designed a subdomain-based multi-tenant system with strict data isolation.
Built secure REST APIs with JWT auth and Role-Based Access Control.
Automated billing workflows, doctor commissions, and WhatsApp notifications.

Node.jsLaravelREST APIswwebjs

Mar 2026 - Mar 2026

IIT / NEET College Admission Probability

Admission Probability System

Designed and developed a scalable admission prediction platform using 3 years of IIT-JEE and NEET counseling data.
Implemented role-based access control, permission management, and plan-based feature access for multiple user types.
Developed admission prediction algorithms with optimized filtering and large-scale cutoff data processing based on ranks, quotas, and previous year trends.

ReactJSLaravelMySQL

Feb 2026 - Mar 2026

Admission Counseling Portal

World Wide Eduserve

Built a scalable admission counseling platform for UG/PG admissions with support for multiple streams and colleges.
Developed a dynamic admin panel and bulk data upload system to efficiently manage colleges, courses, and admission data.
Integrated multiple payment methods including Cash and Razorpay with payment tracking and status handling.

LaravelMySQLRazorpayMSG Club

Jun 2025

EdTech Mobile Application

Vocabulary Builder

Built a learning app with custom lists, offline storage, and reminders.
Integrated AI-based word meanings and contextual usage.

React NativeExpoSQLiteAI APIs

Apr 2026

Local-First Shop Ledger App

bizKhata

Developed a local-first Android application for retail merchants to manage customer credit ledger (khata/udhar), sales billing, and inventory.
Engineered robust offline capability using SQLite (Expo) with real-time cloud synchronization via Supabase.
Implemented high-performance serverless backend built with Hono deployed on Cloudflare Workers and integrated Firebase Cloud Messaging (FCM) for instant push alerts.

React NativeExpoSQLiteSupabaseHonoCloudflare WorkersFCM