GAUSIC MATHIYAZHAGAN

Enterprise Healthcare System

• Designed and optimized database schema .
• Built dynamic forms using AngularJS directives .
• Implemented exception handling with Spring Global Controller Advice .
• Secured API methods based on user roles and features .
• Developed record filters in Hibernate for status management.
• Created hotkeys, grid directives, and autocomplete integration for better UI/UX.
• Developed Medical Records (MRD) and Insurance modules for patient data and billing.
• Recreated bill prints using JADE and improved bootstrap-based layouts .
• Implemented custom directives for checkbox, radio buttons, and templates.
• Generated Jasper reports for MRD, Insurance, Inpatients, and Billing .
• Performed unit testing and maintained technical documentation .

Camp Info – School Management Portal

• Developed AngularJS routing for seamless navigation.
• Implemented global tenant filtering in Hibernate for institution-based data access.
• Designed and developed the Attendance module with real-time tracking.
• Built an interactive dashboard displaying attendance reports and album images .
• Integrated SMS notifications for staff, parents, and students.
• Created examination and attendance reports using JasperSoft .
• Developed staff work plan and subject-wise attendance reports .
• Implemented CRUD operations for homework and assignment submissions .
• Enabled multi-child login support under a single parent account .

• Company Overview: Portal online application through which users can watch their medical records prescribed by consultant, booking appointment, online bill payment and easily interact with a consultant for the health queries through video and audio call
• Configured clearance for authentication and handling the REST routes in rails
• Implemented the Multi-Tenant using the same database schema
• Integrated the razor pay payment gateway
• Implemented Nuxt.js framework in vue.js to build server-rendered application easily
• Explore webRTC and created poc for Real-Time-Communication through video and audio calls
• Implemented FCM (Firebase Cloud Messaging) to send push notification to android user
• Created Rest API Service required for android application
• Integrated the Vitalsoft database into the patient portal
• Portal online application through which users can watch their medical records prescribed by consultant, booking appointment, online bill payment and easily interact with a consultant for the health queries through video and audio call

• Company Overview: Belfrics is the trading platform to trade a variety of digital currencies based on normal currencies on a regulated exchange
• Integrated the new digital currency USDT for blockchain transactions and market trading
• Implemented the Eeizepay payment gateway for the Hong Kong exchange
• Rewritten the system parity engine to increase the performance speed
• Implemented the multi-languages support based on exchange country
• Implemented the Kraken API for Liquidity integration based on market instruments
• UI changes and Bugs fixed based on client requirements from exchange countries
• Belfrics is the trading platform to trade a variety of digital currencies based on normal currencies on a regulated exchange

• Developed and enhanced FRAMe, a full-featured field reporting application used for over 400,000 calls/month and capturing 1.4 million photos/month .
• Worked on MS SQL Server and ASP.NET (ASPX) to improve performance tuning, database optimization, and UI/UX enhancements .
• Led the migration of the mobile application to Flutter , ensuring a lightweight, high-performance, and scalable solution for multiple clients.
• Implemented route mapping and live merchandise tracking , enabling real-time monitoring of field operations through geo-location and GPS-based tracking.
• Developed live data verification processes , where uploaded data is validated by higher authorities before client access.
• Integrated geo-location tracking, barcode scanning, selfie-based attendance, mobile signatures, and real-time reporting , enhancing operational efficiency.
• Enabled interactive client dashboards for real-time insights, allowing seamless access to live market data and business intelligence.
• Resolved technical challenges in mobile application development , ensuring smooth performance, optimized load times, and multi-client support .
• Enhanced data validation and auditing features , enabling seamless integration with BI tools and external systems for advanced analytics.
• Optimized route planning and call-efficiency tracking , improving workforce productivity and execution workflows .

Redipae – Retailer Onboarding & Payout System

• Developed dynamic mobile onboarding based on client-specific requirements , ensuring a lightweight and efficient application.
• Implemented Rejected & Saved Lists for managing incomplete or rejected retailer data.
• Designed a Payout SMS System with an approval link for retailers to accept or reject payments .
• Integrated OTP authentication and digital signatures for secure payout verification.
• Streamlined payment flow , enabling retailers to easily generate invoices, TDS files, and modify bank & GST details .
• Applied Maker-Checker rules to validate payout details before approval.
• Optimized database performance and backend processing using MS SQL Server and ASP.NET .