Project Overview
This is a comprehensive mortgage calculator designed to simplify and enhance the mortgage calculation process. Unlike basic calculators, it goes beyond principal and interest by factoring in PMI, home insurance, HOA fees, and extra payments. The platform empowers users—particularly mortgage professionals—to create customized, branded reports that can be instantly shared with clients and colleagues, improving collaboration and client engagement.
I developed this project with a focus on accuracy, usability, and secure sharing, ensuring that the tool delivers both technical precision and professional presentation.
Key Features
- Comprehensive Mortgage Calculations – Calculates monthly payments including PMI, insurance, HOA fees, and additional payments.
- Customizable Reports – Personalized loan scenario reports that can be shared instantly.
- Branded PDF Reports – Professional, print-ready reports with user logos for branding.
- Custom Share URLs – Unique links with pre-filled loan details for easy client communication.
- User-Friendly Interface – Intuitive design for smooth input and navigation.
Tech Stack
- Frontend: JavaScript (Animate.js, Fingerprint.js, Select2, jQuery)
- Backend: PHP (Zend Framework)
- Payment Integration: Stripe for secure subscription and payments
Challenges & Solutions
1. Incorporating Multiple Mortgage Factors
- Challenge: Integrating PMI, insurance, HOA fees, and extra payments into one seamless calculator.
- Solution: Designed a dynamic UI with responsive input fields powered by JavaScript, enabling real-time updates and clarity for users.
2. Generating Customized Reports
- Challenge: Allowing users to produce accurate, scenario-based reports that were easy to share.
- Solution: Built a robust reporting engine in PHP that generated both HTML and PDF formats, ensuring consistency and professional presentation.
3. Securing User Data
- Challenge: Handling sensitive financial details securely.
- Solution: Integrated Fingerprint.js for verification, enforced encrypted connections, and applied strict data handling standards to protect user data.
4. Seamless Sharing & Collaboration
- Challenge: Users needed a fast, professional way to share calculations and reports with clients.
- Solution: Developed custom shareable URLs with pre-filled scenarios and integrated social media sharing features for broader reach.
Outcome
SuperCalc.io delivered a powerful, feature-rich mortgage calculation platform that meets the needs of both end-users and financial professionals. By combining comprehensive calculations, customizable reporting, and secure sharing, it transformed a traditionally manual and fragmented process into a streamlined, professional experience.This project stands as a showcase of how usability, accuracy, and security can be combined to create financial tools that build trust and efficiency for clients.
