You will get a sunmi pos system for your business app development ios and Android
Top Rated
Project details
Hi,
I will create An Inventory Management System | Stock Management | Stock-Out Management | Kanban | Invoicing System | Invoice Management System for your sales in a centralized way, including Point of sale ( POS )
Features:-
Connect multiple Stock stores sales operations , purchase order channels
Centralized location for customer & order data, from all stores , marketplaces in the inventory management system
Track performance
Customizable dashboard with statistics in the Stock Manager
Send documents automatically like emails, invoices, delivery bills
Automation
Connection to shipping service providers and creation of shipping labels, automatic sending of tracking links in The Inventory Management System
Warehouse management
Warehouse management, creation of a warehouse, own and external warehouses Dropshipping
invoicing
Invoice Management System
invoice
Stock Manager
Purchase Order
Sales Order
Sales management system
Billing System
restaurant POS
inventory Planning
invoicing
Invoice Management System
Stock Manager
Purchase Order
Sales Order
Sales management system
Billing System
restaurant POS
inventory Planning
Best wishes,
Gaurav
I will create An Inventory Management System | Stock Management | Stock-Out Management | Kanban | Invoicing System | Invoice Management System for your sales in a centralized way, including Point of sale ( POS )
Features:-
Connect multiple Stock stores sales operations , purchase order channels
Centralized location for customer & order data, from all stores , marketplaces in the inventory management system
Track performance
Customizable dashboard with statistics in the Stock Manager
Send documents automatically like emails, invoices, delivery bills
Automation
Connection to shipping service providers and creation of shipping labels, automatic sending of tracking links in The Inventory Management System
Warehouse management
Warehouse management, creation of a warehouse, own and external warehouses Dropshipping
invoicing
Invoice Management System
invoice
Stock Manager
Purchase Order
Sales Order
Sales management system
Billing System
restaurant POS
inventory Planning
invoicing
Invoice Management System
Stock Manager
Purchase Order
Sales Order
Sales management system
Billing System
restaurant POS
inventory Planning
Best wishes,
Gaurav
Platform
Mobile WebApp Type
Hybrid AppDevelopment Technology
Flutter, React Native, SwiftApp Purpose
Blockchain, Delivery, Finance, Education, Kids, News, Productivity, Restaurant, Shopping, Social NetworkingExpertise
Design, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$499
|
Standard
$799
|
Advanced
$1,199
|
|---|---|---|---|
| Delivery Time | 14 days | 21 days | 30 days |
Number of Revisions | 1 | 1 | 2 |
Number of Mobile Operating Systems | 1 | 1 | 2 |
App Store Upload | |||
App Icon Design | |||
Splash Screen | |||
Ad Network Integration | - | ||
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$500
Additional Revision
+$300
Additional Mobile Operating System
(+ 9 Days)
+$500Frequently asked questions
23 reviews
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MC
Meredith C.
Sep 22, 2025
Mobile App Developer Needed for Small Task
I had a great experience working with Gaurav on a quick mobile app development task. He was fast, professional, and delivered exactly what I needed without any hassle. Communication was smooth, and he understood the requirements clearly from the start. I really appreciate his efficiency and technical expertise. Highly recommended, and I’d be happy to work with him again in the future!
MK
Mehran K.
Apr 29, 2024
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Alen Z.
Dec 12, 2023
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Rudy M.
Nov 29, 2023
Improvements of an exisiting app
Great work and great product delivered by Gaurav and Team.
RM
Rudy M.
Nov 29, 2023
Complete and Enhance Android App
About Gaurav
AI & Full-Stack Solutions Architect| Mobile Apps| Android| iOS| SaaS
100%
Job Success
Mohali, India - 5:46 pm local time
• 16+ Years of Expertise in Mobile, Full-Stack & POS Development
• iOS Development | Swift | Objective-C
• Android Development | Kotlin | Java
• React Native | TypeScript | JavaScript
• Flutter | Dart
• Full-Stack Development
• POS / Retail Software Development
• UI/UX Design & Prototyping
• API Integration & Backend Development
• Web App Development | Python | Django | Node.js | React.js | Next.js
• Secure Coding & Performance Optimization
• AI/LLM Integrations (OpenAI, GPT, Whisper, etc.)
I help startups and enterprises turn ideas into scalable, high-performance mobile, web, full-stack, and POS solutions that drive real business results.
With 16+ years of experience in full-stack and mobile development, I’ve built production-ready apps across iOS, Android, web, cross-platform frameworks, and POS systems—delivering secure, scalable, and future-ready solutions.
Whether you're launching an MVP, scaling an existing product, building a retail/POS system, or integrating AI into your app, I can take your project from concept to deployment with clean architecture and reliable execution.
💡 What I Can Help You With:
✅ Native iOS (Swift, Objective-C)
✅ Native Android (Kotlin, Java)
✅ Cross-Platform Apps (React Native, Flutter)
✅ Full-Stack Development
✅ Web Apps (React.js, Next.js, Django, Node.js)
✅ POS / Retail Software Development
✅ API & Backend Development
✅ AI/LLM Integration (OpenAI, GPT, Whisper)
✅ Performance Optimization & Secure Coding
✅ UI/UX-Focused Development
🎯 Why Clients Work With Me:
✔ 100% Job Success on Upwork
✔ Clean, Scalable, Maintainable Code
✔ Strong Communication & Agile Collaboration
✔ Focus on Business Goals - Not Just Code
✔ On-Time Delivery
I don’t just build apps -I build products that are stable, scalable, and ready for growth.
If you’re looking for a reliable, experienced developer who understands both technology and business, let’s connect.
Let's turn your idea into a product your users will love.
Gaurav
Key Capabilities:
#MobileAppDevelopment #iOSDeveloper #AndroidDeveloper #FlutterDeveloper #ReactNativeDeveloper #FullStackDeveloper #POSDevelopment #RetailSoftware #CrossPlatformApps #UIUXDesign #APIIntegration #BackendDevelopment #AppPerformanceOptimization #SecureAppDevelopment #AIIntegration #SaaSDevelopment #WebAppDevelopment #CustomAppDevelopment #AppDeployment #SwiftDeveloper #KotlinDeveloper #TopRatedFreelancer #AgileDevelopment #MachineLearning
Steps for completing your project
After purchasing the project, send requirements so Gaurav can start the project.
Delivery time starts when Gaurav receives requirements from you.
Gaurav works on your project following the steps below.
Revisions may occur after the delivery date.
Design concept
I'll design a concept for your app and will show it to you. Once you will approve the feature/layout of the app then will create actual screens designs.
Development
We will develop the app and deliver a working product for your review. We will send you regular builds through which you can check the app's progress and if you feel any issue, Will solve that.