Independent portfolio / 2026

Developer.

I’m Mohammed Nabhan Valai, a freelance software developer in Chennai. I build mobile apps, custom web platforms, CRM systems and clinic software for businesses.

Explore my work

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Portfolio index01 / 05

Selected work.

Polished steam iron resting on orange cotton

P.01 / Laundry logistics

IronZone

Laundry management system used by 1000+ clients for real-time order status and delivery updates. Integrated admin, supervisor, and agent roles using Firebase Auth and Firestore.

React Native · Firebase · Node.js

Web App Store Play Store

Fresh oranges and leaves in a blue market crate

P.02 / Grocery delivery

5Rose

Quick-commerce supermarket and daily essentials mobile application bringing fresh groceries, household items, and rapid local delivery to customers' pockets. Designed seamless catalog browsing, cart management, and order dispatch.

React Native · Mobile App · Node.js · Express

App Store Play Store

Blue headphones against a lilac background

P.03 / Language tools

Translator App

Real-time multi-language translator supporting multiple languages with GUI. Integrated Google Translate API for dynamic deployment.

Python · Flask · Google Translate API

Source repository ↗

P.04 / Footwear commerce

Shucares

Live responsive e-commerce site for a footwear brand. Designed smooth cross-device UX and optimized loading for performance.

HTML · CSS · JavaScript

Web

P.05 / Shopify storefront

Yarnberry

Shopify e-commerce store integrated with Razorpay Magic Checkout for one-click purchasing and Razorpay payment gateway for seamless and secure transactions.

Shopify · Razorpay · Magic Checkout

Web

Cream desk fan against a yellow background

P.06 / Home appliances

Dream World

Live responsive e-commerce site for an electronics brand built using Next.js. Designed smooth cross-device UX and optimized loading for performance.

Next.js · Web Development · E-commerce

Live website ↗

Blue glass bottle and stethoscope on a blue surface

P.07 / Clinic management

Shifa Clinic

A clinical workstation for patient intake, queue management, consultations and pharmacy workflows.

Healthcare · Web platform

Candlelit event table with red linen and a chrome chair

P.08 / Venue booking

Mehfil

A venue booking app for discovering event spaces, checking availability and managing reservations.

Mobile app · Venue booking

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Practice02 / 05

What I
build.

From the interface in your hand to the systems running behind it.

Cross-Platform Mobile Apps

Native-performance iOS & Android mobile applications built using React Native. Smooth 60fps animations, intuitive UX, offline-first data caching, push notifications, and seamless device hardware integration.

React Native · iOS & Android · Offline Sync · Push Alerts · App Store Deploy

Custom Web Platforms & SaaS

Modern, blazing-fast web applications built on Next.js, React, and Node.js. Optimized for Core Web Vitals, ultra-responsive across devices, and architected for effortless organic SEO and high user conversion.

Next.js · React.js · Node / Express · SEO-First · REST & GraphQL

Custom CRM & ERP Builder

Tailor-made CRM systems and business ERP engines designed to replace bloated SaaS subscriptions. Automated lead scoring, WhatsApp/SMS pipelines, multi-agent sales funnels, and executive KPI dashboards.

Custom CRM · Sales Pipelines · WhatsApp Automation · ERP Dashboards · Role Permissions

OPD Builder & Clinic Systems

End-to-end Outpatient Department (OPD) software engineered for clinics, polyclinics, and hospitals. Real-time patient token queues, doctor appointment scheduling, digital prescriptions, EMR, and billing.

OPD Token Queues · Doctor Scheduling · Digital Rx & EMR · Pharmacy / Lab Sync · Medical Invoicing

E-Commerce & High-Converting Stores

Custom storefronts, Shopify integrations, and 1-click checkout engines. Tested and proven with live brands (Shucares, Yarnberry) with Razorpay, UPI, Stripe, and Magic Checkout for frictionless conversions.

Shopify & Custom · Razorpay & UPI · Stripe Global · Magic Checkout · Speed Optimization

Backend Architecture & Automations

Secure, scalable server architectures, database design (MongoDB, PostgreSQL, MySQL), custom API development, third-party business integrations, and automated AI/LLM workflows for operations.

Python & Node · MongoDB / SQL · Auth & Security · Cloud & Hosting · AI / Automation

Project guidesFreelance web and app development ↗Freelancer or agency ↗Choosing a CRM ↗Clinic software ↗

Profile03 / 05

Mohammed Nabhan Valai / Chennai, India

Behind
the work.

I’m Nabhan, an independent developer based in Chennai. I work with React Native, Next.js and Node.js to take a product from its first screen to the systems that keep it running.

Download my résumé ↓

The working record.

Experience Education Skills Certificates Hackathons

Experience.

Full Stack Development Intern

June 2025 – Sep 2025

Infyzen Software IT Solutions

Developed and maintained full-stack web applications using React.js, Node.js, and Express.js. Collaborated on end-to-end project workflows, integrating responsive frontends with scalable APIs.

Frontend Development Intern

May 2024 – June 2024

SM Matrix Solutions

Designed over 10 responsive product screens using React components tailored for an e-commerce application. Improved load time by 25% through modular JavaScript and optimized CSS practices.

IT Joint Director

2023 – 2024

Crescent Club of Finance

Built and managed the club’s official website; spearheaded 3+ successful digital initiatives. Led coordination and technical support for inter-departmental student events.

Education.

B.Tech in Information Technology

2022 – 2026

B.S. Abdur Rahman Crescent Institute of Science and Technology

Chennai, Tamil Nadu

Skills.

Languages

Java · Python · JavaScript · TypeScript

Frontend

HTML5 · CSS3 · Tailwind CSS · React.js · React Native

Backend

Node.js · Express.js · Flask · RESTful APIs · JWT Auth

Cloud/Database

MongoDB · Firebase · MySQL · Cloud Functions

Tools

Git · Figma

Concepts

OOPS · CI/CD Pipelines · HLD · Restful Api

Certificates.

MERN Stack Development ↗

Robotics, AI & IoT ↗

Smart Robot Workshop – IoT, Arduino & ML ↗

Synergy 24 Hackathon ↗

Cloud Practitioner Essentials ↗

Cisco Networking Academy – Packet Tracer ↗

Getting Started with the AWS Cloud Essentials ↗

Getting Started with Cloud Acquisiton ↗

Build Your Own GPT ↗

Software Testing Foundations: Test Techniques ↗

Hackathons.

EY Techathon 5.0

Financial inclusion platform using React and NLP.

100x Buildathon

Social media optimizer with LLMs and NLTK.

CEG Hackathon

Built a multilingual Translator App with Flask.

Synergy 2024

Competed in AI and full-stack development challenges.

Developer journalOpen archive ↗

Latest note.

Tech & business insights

Writing on the systems behind my work.

Read the journal ↗

Field notes04 / 05

Notes &
answers.

Writing on software, and a few things people ask before we work together.

Read the blog ↗

Who is Mohammed Nabhan Valai?

Mohammed Nabhan Valai is a freelance software developer based in Chennai, Tamil Nadu, India. He builds mobile applications, web platforms, custom CRM and ERP systems, and clinic OPD software for clients in India and worldwide.

Can you build custom CRM and OPD systems for businesses and clinics?

Yes. CRM work covers lead tracking, sales pipelines, and WhatsApp/SMS follow-up automation. OPD (outpatient department) systems for clinics and hospitals cover live token queues, doctor appointment scheduling, digital prescriptions, patient records, and billing.

What services do you offer to businesses?

Cross-platform mobile apps (React Native for iOS and Android), Next.js web applications, custom CRM and ERP software, clinic OPD management systems, e-commerce stores with payment gateways, and backend or cloud architecture.

Can you build both mobile apps and web platforms for my business?

Yes. Whether you require a unified cross-platform mobile app for iOS & Android, an e-commerce storefront with automated checkouts, or a comprehensive SaaS dashboard, I provide end-to-end development from UI/UX design and API architecture to production deployment.

Are you available for international clients outside of India?

Absolutely. While located in Chennai (IST timezone), I regularly collaborate with international businesses and founders across North America, Europe, the United Kingdom, and the Middle East (UAE), maintaining flexible communication schedules and transparent milestones.

How does pricing and project engagement work?

Projects can be engaged on either a fixed-scope milestone basis (ideal for specific apps, websites, or features) or on a flexible monthly retainer/consulting basis. Payments are accepted in INR, USD, EUR, and AED via standard international wire, UPI, or credit cards.

How quickly can we start on a project?

Usually within 3 to 5 business days after our initial discovery call and requirements alignment. Submit an inquiry through the contact form below, and I will respond within 24 hours to schedule a discussion.

How can I contact Mohammed Nabhan Valai for a project quote?

Use the contact form at https://nabhan.in/#contact, email mohammednabhaanvalai@gmail.com, or call +91 8608383040.

Contact05 / 05