Open to opportunities

Jose De La Rosa

@josedelarosa

Flutter Developer at Que Hacer Hoy building cross-platform apps; at Triple Cyber, delivered Helloii’s Stories module and cut media processing time by 66%.

Dominican Republic

Message

At Triple Cyber, I architected and delivered Helloii’s Momentos Stories module in three months, supporting video, image, text, and audio updates. I also cut video compression time by 66% and built a native Share Extension for sharing media into chats.

At Que Hacer Hoy, I launched a cross-platform Flutter app for iOS and Android that reached 400+ downloads. At SIUBEN, I integrated mobile work across national projects, mentored four junior developers, and improved device performance by 20%.

Experience

Work history, roles, and key accomplishments

Current

Flutter Developer

Current

Que Hacer Hoy

Jun 2024 - Present (2 years 4 months)

Launched a cross-platform Flutter app for iOS and Android, achieving 400+ downloads. Integrated Google Maps API and OAuth flows, and built a cost-efficient Firebase backend.

Flutter Google Maps API OAuth Firebase Figma

Current

Mobile Advisor

Current

SIUBEN

Apr 2024 - Present (2 years 6 months)

Spearheaded mobile integration across 6+ national projects, increasing operational efficiency by 60% and cutting API bugs by 50%. Mentored 4 junior developers on architecture, testing, and CI/CD.

Mobile Architecture Testing Automation CI CD Performance Optimization

Flutter Developer

Triple Cyber

Jan 2026 - Sep 2026 (8 months)

Architected and delivered an ephemeral stories module for Helloii using BLoC, DDD, and Clean Architecture. Slashed video compression times by 66% and implemented local caching and native share extensions.

Flutter BLoC DDD Clean Architecture MethodChannel SQLite Realm Secure Data Storage SharedPreferences Ejabberd REST APIs Push Notifications

Lead Mobile Developer

SIUBEN

Jul 2021 - Apr 2024 (2 years 9 months)

Reduced critical app bugs by 63% and increased onboarding flow performance by 75% through targeted refactoring. Raised .NET MAUI test coverage from 0% to 15% with XUnit.

.NET MAUI xUnit SQL Server SQLite WinForms Refactoring Query Optimization

Windows Developer

SIC ERP

Aug 2019 - Jul 2021 (1 year 11 months)

Delivered 2 enterprise core modules, expanding system ERP functionality and growing the active client base by 13%. Developed internal desktop automation tools using WinForms and WPF.

WinForms WPF ERP Desktop Automation