Portfolio

Work we're proud of.

From cross-platform mobile apps to enterprise-grade web applications. Here's a selection of what we've built — for ourselves and for clients.

Own Products

Apps we've designed, built, and shipped

Mobile App · iOS & Android

Ride Tracker

A full-featured GPS ride tracking app for motorcycles, bicycles, and off-road vehicles. Built end-to-end — design, development, backend, App Store and Google Play submission.

Features include real-time GPS tracking, elevation charts, speed analysis, route history, vehicle management, media attachments, GPX export, and in-app Pro subscriptions (RevenueCat).

React Native Expo iOS Android RevenueCat GPS / Maps
App Store → Google Play →
Web · Static Site

DevTech LLC Website

This very site — designed and built from scratch using custom HTML, CSS, and JavaScript. No frameworks, no WordPress, no page builders. Fast, accessible, and SEO-optimized.

Scores 95–100 on Google PageSpeed Insights. Sub-second load time. Self-hosted fonts, custom web components, and Cloudflare CDN hosting.

HTML / CSS / JS Web Components Cloudflare Schema Markup SEO
You're looking at it →
Professional Experience

Enterprise-grade work across industries

Before going full-time with DevTech, founder Devin Miller spent 10+ years building mobile and web applications professionally for companies you've heard of. This enterprise experience shapes how we build for our clients today.

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Famous Footwear

Mobile app development for a nationally recognized retail brand.

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Thrivent Financial

Software development for financial services — a Fortune 500 company.

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Ascension One

Healthcare technology development with enterprise-scale requirements.

Note: Due to NDA agreements, we can't share screenshots or specifics of enterprise client work. We're happy to discuss our experience in more detail during a discovery call.

Our Stack

Technologies we ship with

Mobile

  • React Native / Expo
  • iOS (Swift / SwiftUI)
  • Android (Kotlin / Jetpack)
  • RevenueCat (subscriptions)
  • App Store & Play Store deployment

Web

  • React / Next.js / TypeScript
  • Custom HTML / CSS / JS
  • Shopify (e-commerce)
  • Cloudflare / Netlify / Vercel

Backend & AI

  • Node.js / Python
  • Gemini / Claude / OpenAI APIs
  • Firebase / Supabase / PostgreSQL
  • REST & GraphQL APIs

Ready to add your project to this list? Get a free quote → or Let's talk →