Architecture
as-built specification
- frontend
- Kotlinwas Flutter
- backend
- Spring Boot with Hibernate ORMwas Node.js
- database
- PostgreSQL
- deployment
- AWS
- notifications
- Email (Mail Server Integration)
form PR-02 · project PR-0001 · Mobile App
Expense Management App
A feature-rich application designed to help users track and manage personal or organizational expenses. Built initially with Node.js, then migrated to Spring Boot for improved scalability, performance, and maintainability. The app uses Hibernate ORM for database management, AWS for deployment, and a mail server for real-time notifications.
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Revision Log
change history
| rev | note |
|---|---|
| A | Migrated to Spring Boot to support larger datasets and higher user traffic |
| B | Email alerts integrated for better engagement and timely updates |
period · Sep 2024 – Present
built at · Al-Khawarizmi Institute of Computer Science (KICS), UET Lahore
Key Features
itemised
- Migration from Node.js to Spring Boot for scalability and maintainability
- Email notifications for new entries, reminders, and monthly summaries
- Deployed on AWS for high availability and scalability
- Role-based security with Spring Security
- Efficient data access with Spring DAO and Hibernate
Skills
technical & applied
stack
gained
demonstrated