Pov Lyhoung

Selected Work

Real products. Real users. Live in production.

Seven products I helped build and keep running at E-Power CCL — covering backend, frontend, desktop, and ongoing maintenance.

Solar Rooftop logo

Solar Rooftop

End-to-end solar rooftop management platform

Full-stack product covering customer onboarding, site surveys, installation tracking, and post-sale operations for E-Power's solar rooftop business.

  • Owned backend API features and database modeling
  • Built core frontend flows and dashboards
  • On-call maintenance & production hotfixes
BackendFrontendMaintenance
FlutterDart 3.NETC#SQL ServerREST API
EAC App logo

EAC App

Customer-facing app for Electricité du Cambodge

Customer mobile experience for Cambodia's national electricity authority — accounts, bills, notifications, and self-service tooling built with Flutter.

  • Built customer-facing screens & flows
  • Integrated REST APIs and push notifications
  • Ongoing maintenance against production data
FrontendMaintenance
FlutterDart 3REST APIFirebase
E-Power Maps logo

E-Power Maps

Field-ops geospatial platform for E-Power

Geospatial platform mapping power infrastructure, field assets, and operations — backend services plus a mobile client for the field team.

  • Designed backend services for geo data
  • Built map-driven mobile UI in Flutter
  • Maintaining live data sync for field users
BackendFrontendMaintenance
FlutterNode.jsPostgreSQLREST APIMaps SDK
E-Power Maps Desktop logo

E-Power Maps Desktop

Desktop control panel for maps operations

Desktop management tool for office teams working with E-Power Maps — reviewing field assets, managing map data, and supporting daily operations from a larger-screen workflow.

  • Built desktop workflows for maps operations
  • Connected asset screens to backend services
  • Supported staff with production fixes
FrontendMaintenance
.NET DesktopC#SQL ServerREST APIMaps Data
E-Power Condo Desktop logo

E-Power Condo Desktop

Desktop system for condo operations

Desktop management system for condominium operations — helping teams organize customer records, utility workflows, billing support, and day-to-day administrative tasks.

  • Implemented management screens and service flows
  • Worked with database-backed business records
  • Maintained reliability for office users
BackendFrontendMaintenance
.NET DesktopC#SQL ServerREST APIReporting
Mobile Billing logo

Mobile Billing

Field billing & meter-reading suite

Mobile billing toolkit for meter readers and field collectors — payments, receipts, and offline-friendly data capture, backed by E-Power's billing core.

  • Implemented field billing UI in Flutter
  • Wired up REST integrations for payments
  • Maintaining production stability
FrontendMaintenance
Flutter.NET APISQL ServerOffline Sync
E-Power Updater logo

E-Power Updater

Version delivery for E-Power desktop apps

Update service that ships new releases to E-Power Billing and E-Power Condo — a Next.js console for publishing versions and a .NET C# backend that serves version checks and update packages to installed clients.

  • Built the release-management UI in Next.js
  • Implemented .NET C# version-check and package endpoints
  • Rolls out new builds to E-Power Billing and E-Power Condo
BackendFrontend
Next.jsReactTypeScript.NETC#SQL ServerREST API

All of these are in production today — and I still maintain them.

Want a deeper walkthrough or a code sample? Open the Contact page.

Let's talk