Freelance Software Engineer at MyanCare Digital Healthcare

Developed the EMR module for OPD departments using Next.js, PostgreSQL, and Redis to support patient records and daily clinical workflows. Built event-driven financial reporting on a microservice architecture with a dedicated report generation service, reducing manual finance reporting time by about 50%.

Freelance Software Engineer at Noca AI

Implemented frontend and backend features for an enterprise no-code automation platform using React and Node.js. Built an agentic workflow builder that creates “digital employees” connecting Salesforce, Google Drive, and Dropbox via LLM function calling to execute cross-system tasks. Engineered a prompt-to-workflow engine that translates natural-language intent into functional automated business logic.

Software Engineer at Phluid Worldwide

Built an ISO compliance SaaS platform with Laravel Filament, including complex user file flows and AI integrations. Architected a RAG-powered document assistant using OpenAI and MongoDB Vector Search to extract, chunk, and retrieve user-uploaded content for context-aware editing support. Developed an LLM assistant with function calling to let users query platform data and document metrics in natural language. Delivered HR management features including secure employee data handling, attendance tracking, and role-based access control, plus an AI document analyzer for passports with structured extraction and automated compliance checks. Enhanced a multi-tenant ISP billing/subscription BPMS with NestJS, MongoDB, and React; automated recurring billing and invoice generation using Bull (Redis) and Puppeteer, reaching ~90% automation efficiency.

Software Engineer at uab bank

Led migration of legacy core banking systems from PHP 5.3 / MS SQL Server 2014 to PHP 8.1 / MS SQL Server 2022, improving reliability and reducing human error by ~30% with automation enhancements. Modernized the Clearing House System for interbank transactions, cheque clearing, batch processing, and settlement with thousands of transactions daily and zero downtime at cutover. Migrated Operation Cash Management to support daily cashflow and denomination management across 100+ branches. Designed and launched a payroll platform for internal teams and 17 partner companies, integrating with external HR providers via API and background scheduling to process ~1,000 employees per cycle using Laravel 9 and MS SQL Server. Shipped additional products including a social platform (multimedia, gifts) with Laravel/MySQL/Livewire and an admin/client portal for uab Pay with advanced RBAC and dynamic forms.

Backend Developer at Super Seven Stars Co., Ltd

Designed and built APIs and admin portals for an on-demand grocery and food delivery platform with real-time location-based delivery matching. Implemented WebSocket broadcasting, Redis caching, Firebase SDK notifications (FCM push), and payment gateway integration using Laravel 9 and MySQL. Built a classified car marketplace with end-to-end APIs and admin portals including FCM push notifications and payment integrations, and delivered supporting frontend work with Laravel 9, MySQL, and Vue.js.