Akshay Khandelwal

Designed and developed a scalable multi-vendor e-commerce platform that enables multiple sellers to manage their products, orders, inventory, and payments from a centralized marketplace. The platform was built to support high traffic, secure transactions, and seamless shopping experiences across web and mobile applications.

Business Challenge

The client wanted to replace a legacy marketplace with a modern platform that could:

Handle thousands of daily users

Support multiple vendors

Process secure online payments

Improve website speed and SEO

Provide a seamless mobile shopping experience

Scale as the business expanded

Solution Delivered

I developed a complete marketplace ecosystem including:

Customer Web Application

Android & iOS Mobile Apps (Flutter)

Vendor Dashboard

Admin Panel

REST API Backend

Payment Gateway Integration

Inventory & Order Management System

Key Features

Multi-Vendor Management

Product Catalog & Categories

Advanced Search & Filters

Secure User Authentication

Shopping Cart & Wishlist

Stripe & Razorpay Payment Integration

Coupon & Discount System

Order Tracking

Push Notifications

Product Reviews & Ratings

Sales Reports & Analytics

Inventory Management

Role-Based Access Control

SEO Optimization

Responsive Design

Technology Stack

Frontend

Next.js

Flutter

Backend

Node.js

NestJS

Database

PostgreSQL

Redis

Cloud

AWS

Firebase

Results

Reduced page load time by 60%

Supported 10,000+ products

Improved checkout speed by 45%

Increased mobile engagement through Flutter apps

Built a scalable architecture capable of handling future business growth

My Role

Solution Architecture

UI/UX Planning

Full Stack Development

API Development

Database Design

Payment Integration

Deployment & Performance Optimization

Production Support

I'm a Full Stack Mobile App Developer with 8+ years of experience building scalable, high-performance mobile applications for startups, SMEs, and enterprises.

I specialize in transforming ideas into production-ready Android, iOS, and cross-platform applications with intuitive UI/UX, secure backend systems, and seamless third-party integrations.

Core Expertise

Mobile Development

Flutter (Dart)

React Native

Android (Kotlin & Java)

iOS (Swift)

Cross-Platform & Hybrid Apps

UI/UX Implementation

Performance Optimization

App Store & Google Play Deployment

Backend Development

Node.js, Express.js, NestJS

Laravel & PHP

Python (Django/FastAPI)

REST APIs & GraphQL

MySQL, PostgreSQL, MongoDB

Integrations

Firebase Authentication & Firestore

Push Notifications

Stripe & Payment Gateway Integration

Google Maps & Geolocation

Social Login

Real-Time Chat

AI/OpenAI Integration

AWS, Azure & Google Cloud

Industries Served

E-commerce & Marketplace

FinTech

Healthcare & Fitness

Real Estate

Education & eLearning

Social Networking

On-Demand Services

SaaS Platforms

OTT & Entertainment

Why Work With Me?

8+ years of hands-on development experience

End-to-end product development

Clean, scalable, and maintainable code

Agile workflow with transparent communication

Strong focus on performance, security, and scalability

Experience delivering MVPs and enterprise-grade applications

Reliable post-launch support and maintenance

Whether you need a new mobile application, Flutter migration, backend API development, AI integration, or enhancements to an existing app, I can deliver a robust solution tailored to your business goals.

Let's build a high-quality mobile application that drives real business growth.

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