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Merchant Installment Payment Utility

Installment App

Market: EgyptPlatforms: AndroidEnvironments: Production
View on android

Overview

Business utility application for managing merchant installment payments.

My Role

Software Engineer

Responsibilities

  • Directed a cross-functional team, acting as the primary liaison between UI/UX design, backend, and mobile development
  • Architected and developed the backend infrastructure using C# and .NET with Entity Framework and MSSQL
  • Deployed backend services via SmarterASP and launched the Android-exclusive client using Flutter
  • Implemented complex merchant workflows and installment calculation logic

Technical Challenges

Problem

End-to-end product delivery across multiple stacks

Solution

Managed full-stack architecture, building the Flutter client while simultaneously architecting and deploying the .NET/MSSQL backend.

Result

Successful delivery and deployment of a cohesive merchant application.

Tech Stack

FlutterREST APIsC#.NETMSSQLEntity FrameworkSmarterASP

Key Features

  • Installment calculations
  • Merchant workflows
  • Business-focused UI
  • Full-stack custom backend integration