Your business deservesa website that works
Attract customers and grow your brand.Simple process, fair pricing, real results.
How I Can Help Your Business
From mobile apps to beautiful websites, I provide everything you need to succeed online
Mobile App Development
Mobile App Development
Get your business on every customer's phone with iOS and Android apps that work offline and run smoothly.
- Works on all phones
- One app for both platforms
- Saves time and budget
Web App Development
Web App Development
Fast, professional websites and online tools that look great on any device and help your business run efficiently.
- Lightning fast
- Works on any device
- Easy to manage
Front-End Design & Build
Front-End Design & Build
Transform your ideas into beautiful, user-friendly interfaces that your customers will actually enjoy using.
- Custom designs
- User-friendly
- Conversion focused
Launch & Support
Launch & Support
I handle all the technical setup, hosting, and updates so you can focus on your business, not the tech.
- Worry-free hosting
- Regular updates
- Ongoing support
Not sure what you need?
Let's have a free consultation to discuss your goals and find the perfect solution for your business.
Recent Projects
Showcasing my work in web and mobile development
MasonAI
A mobile-first assistant for trade professionals that automates missed-call responses, turns them into job leads, enables self-scheduling, manages appointments, and optimizes routing so tradespeople can focus on their work.
Apple
Developed critical internal tools for Apple Fitness+ and Apple TV+ teams. Built React-based dashboards and data visualization tools that streamlined content review workflows and improved team productivity across multiple departments.
Japow
A specialized mobile app providing real-time snow forecasts and conditions for ski resorts across Japan. Features powder alerts, resort recommendations, and detailed weather data to help skiers find the best conditions.
Experience
Over 7 years building scalable web and mobile applications for startups and Fortune 500 companies
MasonAI
Senior Software Engineer
- Built React Native app with offline mode and calendar integration
- Developed responsive React/Next.js dashboard for lead management
- Designed scheduling system with route optimization (40% efficiency gain)
- Owned DevOps operations including CI/CD pipelines
Engi
Senior Software Engineer
- Sole front-end lead architecting entire client platform
- Integrated GraphQL for real-time collaboration features
- Designed efficient API contracts with backend team
Apple
Senior Software Engineer
- Built internal React-based search platform for all App Store submissions
- Designed and implemented Solr indexing schema for millions of apps
- Reduced App Store review turnaround from 2 weeks to 24 hours
- Created React and D3.js dashboards for Apple TV+ and Fitness+ teams
- Led multiple frontend initiatives from planning to deployment
- Mentored junior engineers on React best practices and code quality
- Built internal reporting portal for flagging problematic apps
- Designed interactive D3.js visualizations for ML-generated insights
Let's Work Together
Tell me about your project and I'll get back to you within 24 hours
Prefer email? Reach out directly at contact@chrisyung.com