Biography

Jiri's passion for programming began in the early 90s. At the tender age of 10, he taught himself BASIC and developed his first program to help classmates solve math homework. A budding entrepreneur, he sold this program on 8-inch floppy disks for 50 cents a copy, earning enough to buy a toy firetruck.

Now a seasoned professional, Jiri is a tri-national (American, British, and Czech) consultant specializing in mobile solutions. His expertise spans a range of domains, including custom CRM solutions, e-commerce, EHR systems integration, payment processing, financial integrity solutions, BLE and IoT solutions, as well as cross-platform and native mobile development.

As a realty and angel investor, Jiri dedicates his time and resources to helping businesses grow and succeed. He is a proud co-founder of an independent IT consultant’s association in North America, which fosters collaboration among professionals in the field. In addition, Jiri co-founded and serves as a board member of Vetch, a UK-based virtual events fundraising platform that supports charities and non-profits in the United Kingdom.

Having worked as a Chief Technical Architect at Countrywide, Jiri brings a wealth of knowledge and experience to every project he undertakes. He is passionate about traveling and immersing himself in other cultures, customs, foods, and languages, allowing him to bring a unique, global perspective to his work.

Jiri is also an avid nature lover who enjoys hikes and exploring the great outdoors. His hobbies include aviation and flying, which allows him to combine his love for technology with his sense of adventure.

Operating Systems

• MacOS
• Windows
• Linux
• Unix

Software/Technology

• Swift
• SwiftUI
• UIKit
• Objective-C
• Java
• Kotlin
• Jetpack Compose
• Xamarin native
• Xamarin.Forms
• MAUI
• Azure Functions
• .NET 6/7
• Python (Django, Flask)
• SQL
• MongoDB
• GraphQL
• Realm
• Azure
• AWS
• GCP
• Elastic
• Firebase
• RxSwift
• RxJava
• Dagger
• MvvmCross
• Prism
• IOC and dependency injection

Development Environments

• Xcode
• Android Studio
• Rider
• Visual Studio
• Visual Studio Code
• AppCode

Professional

• Consumer-focused e-commerce and enterprise CRM solutions
• Healthcare industry – EHR systems integration
• FHIR, BLE and medical devices
• Payment processing and financial integrity solutions
• Xamarin binding libraries
• Custom mapping and location tracking solutions

Random Skills

• A320 hobby pilot