Mobile App Developer in Highlands Ranch, Colorado

Mobile app development for Highlands Ranch professional services and family-office tech.

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Why Highlands Ranch businesses hire a senior independent engineer instead of an agency

Highlands Ranch concentrates professional services, family offices, and wealth-management operators in Douglas County. Mobile work here favors quiet reliability over flash — secure client portals, document workflows, calendar / Calendly integrations, and white-glove iOS UX. Thomas works directly with founders without account-management layers.

Highlands Ranch is about 18 miles from downtown Denver, in Douglas County. Engagements with Front Range clients typically combine remote async work with on-site visits when the project calls for it — sensor walks, stakeholder interviews, or device-fleet provisioning.

Native iOS (Swift / SwiftUI)

11+ years Swift, 6+ years SwiftUI, Core Data, Combine, async/await, App Store delivery, watchOS.

Native Android (Kotlin / Compose)

Jetpack Compose, Material 3, Coroutines / Flow, Hilt, Room, Play Store delivery.

Cross-platform (React Native, Flutter)

Shared business logic across iOS, Flutter, and React for a current HIPAA healthcare platform — production reference, not slideware.

AI integration (OpenAI, Claude, Bedrock)

LLM features in production mobile apps, prompt evaluation, cost controls, privacy guardrails — and a shipped consumer product (AIBuddy).

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