Years of experience: 20

C#iOS DeveloperIT

Trust Score

Highly reliable; strong professional involvement.

75%
Donald's Career Path
Mobile DeveloperJan. 2020 -
Apr. 2023
HaulHub TechnologiesMobile Developer
United States, Haverhill• Designed and implemented features for multiple iOS applications, such as DOT Slip, Job Slip, and HaulHub Carrier, transitioning architecture from MVC to MVVM. • Enhanced app stability by optimizing Combine bindings and improving the overall user experience. • Contributed to open-source projects, including SquidKit/Tentacles, used across HaulHub applications to streamline development. • Acti...
Lead Mobile Developer Feb. 2019 -
Present
IBM Global ServicesLead Mobile Developer
United States, Reston• Spearheaded the development of VA Whole Health applications for iOS using Swift, Objective-C, and frameworks like SwiftUI, UIKit, RxSwift, and Combine. • Introduced MVVM-C architecture, improving scalability, maintainability, and development efficiency across teams. • Designed a push notification system leveraging Amazon SNS to trigger deep links and user-specific actions, significantly imp...
Lead Mobile DeveloperMar. 2018 -
Jan. 2019
Option ItLead Mobile Developer
United States, Chicago• Designed and launched the OptionIt iOS application in Swift, following MVVM architecture to ensure a robust and scalable design. • Built and deployed a white-label solution for College Football Playoff using Angular, .NET Core, SQL Server, and Azure, supporting seamless integration with other systems. • Recommended and implemented mobile app best practices, enhancing system reliability and ...

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