ComiGest
Desktop application for managing insurance commissions and policies.
ElectronReactTypeScript
Hi, I'm Daniel Josue Castellanos
I transform ideas into modern digital products with clean code and functional design.
I work with you from start to finish to build modern, clear, and user-focused websites and apps.
Featured Projects
Explore some of my recent work across web, mobile, and desktop applications.
Completed
Featured
ComiGest
Desktop application for managing insurance commissions and policies.
ElectronReactTypeScript +2
In Development
Featured
ZentriBox
Desktop application for inventory, purchases, and sales management.
TauriReactTypeScript +2
In Development
Featured
ZentriBox Mobile
Companion mobile app for recording sales when the computer is not available.
React NativeExpoTypeScript +1
In Development
Featured
InsuAgeM
Web platform for insurance agency management — in active development.
ReactTypeScriptNest.js +2
Services Offered
I provide a range of services to help businesses establish their digital presence.
Web Development
Clear, fast websites and web applications adapted to the real needs of your business.
- Responsive design for mobile and desktop
- Fast pages that are easy to navigate
- Basic SEO-ready structure
- Forms and sections based on the goal
- Development with Astro, React, or Angular
- CMS integration when the project requires it
Mobile Applications
Android apps built with React Native and Expo, integrated with APIs or existing systems when the project needs it.
- Direct APK delivery
- Interfaces adapted to the business
- Connection with custom or external APIs
- Offline behavior when it applies
- Notifications when needed
- Foundation ready to grow to iOS if required
Desktop Applications
Windows applications for internal management, local data, reports, and business workflows.
- Direct installer delivery
- Local data management
- Reports and exports when needed
- Offline behavior depending on the case
- Updates through a custom API if required
- Built with Electron or Tauri depending on the project
Technologies & Skills
Technologies I use or have applied to build interfaces, apps, and functional systems.
“If you can imagine it, you can code it.”