Jeff Chavez is a senior iOS engineer in Seattle with 11 years of software experience and a 3-year track record building end-to-end native iOS apps using Swift and Objective-C. He has shipped multiple production apps across retail, consulting, and live-streaming domains, and brings deep expertise in Cocoa Touch (UIKit, AVFoundation, CoreData), architecture patterns (MVVM, DI), and performant API and async designs using PromiseKit. Comfortable across the full mobile stack, he blends hands-on UI/UX collaboration, automated testing (XCTest), and BDD practices (Calabash/Cucumber) to deliver polished user experiences. He’s experienced integrating a wide range of third-party SDKs (Facebook, Mixpanel, Stripe, Branch) and lower-level media tooling like FFmpeg for custom streaming solutions. Known for public speaking and mentorship, Jeff also has a background in audio engineering and project analytics, which informs his attention to media workflows and operational rigor.
Contributions:54 commits, 4 PRs, 4 pushes in 2 months
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