Contact person: Business Client

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Location: Hyderabad, India

Budget: Recommended by industry experts

Time to start: As soon as possible

Project description:
"Project Overview
I am looking for an experienced developer or development team who can work on an existing system consisting of:
Android Partner App (Java)
Backend APIs (.NET Core / C#)
Admin CMS (Angular)
Customer Mobile App (minor UI updates)
Work includes bug fixes, improvements, and adding several new modules.
Tasks will be assigned module-wise and priority-wise.

Complete Requirements
A. Android Partner App (Java)
Partner onboarding (Name, Aadhaar, City, Photo, Number)
Fix photo upload crash (compression + stability)
Single-device login system
Auto-logout when logged in on a new device
OTP-based device activation
Auto logout after 24 hours
Invoice upload & view feature
GST / UDYAM logic integration
Notification module with backend attachment support
Doorstep report feature (mandatory before status update)
Laptop & iMac special flow (lead only, no pricing)
UPI recharge using intent (GPay / PhonePe / Paytm)
Payment gateway webhook testing
Call masking integration

Backend Development (.NET Core / C#)
Partner onboarding APIs
Photo/Aadhaar upload APIs (with compression)
Session control APIs (single login + auto logout)
Invoice generation & retrieval
GST / UDYAM backend logic
Notification and attachment APIs
Doorstep report APIs
Special product category flow (Laptop/iMac – lead only)
UPI recharge integration
Payment gateway LIVE webhook verification
Role-based access APIs (Admin / Manager / Finance / Super Admin)
Wallet logic (used, blocked, recharge, adjustments)

CMS Admin Panel (Angular)
Dashboard improvements (credits used, blocked, recharged, adjustments)
Today’s wallet stats (usage, recharge, low balance list)
Partner table module
Ledger module with export
Filter system (date range, partner name/ID)
Minor UI/UX fixes

Customer App
Small UI updates
Minor bug fixes

Testing & Deployment

Full QA (Android, CMS, Backend)
Debugging & stabilization
Payment gateway LIVE testing
API deployment support
App release build support

Deliverables

Updated Android App (APK + source code)
Updated Backend (.NET Core) source code
Updated Angular CMS source code
Payment/Webhook integrated & tested
Documentation for added modules

Developer Requirements

Experience with Android (Java), .NET Core, Angular
Must follow clean code practices
Must provide regular updates
Must work module-wise with milestone delivery
Ability to start immediately

Additional Notes

Full source code will be provided after confirming the project.
AWS environment already configured." (client-provided description)