Senior iOS Engineer

Senior iOS Engineer — Nimbus Mobile Systems

Austin, TX | May 2021 – Present

• Architected a modular Swift codebase utilizing SwiftUI and Combine for a suite of financial applications, reducing application launch time by 28% and decreasing overall compilation and build times by 40%.
• Led a cross-functional team of 5 iOS engineers to design and implement async/await concurrency patterns across the codebase, reducing data race conditions and UI-thread blocks by 45% over a 6-month period.
• Established automated CI/CD workflows using Fastlane and GitHub Actions for App Store deployments, cutting manual build preparation and deployment overhead by 12 hours per bi-weekly release cycle.
• Optimized local offline data synchronization by restructuring complex Core Data relational entities, reducing backend API network payload size by 35% and improving device battery efficiency by 18%.

iOS Developer — Aether Digital Studios

Chicago, IL | July 2016 – April 2021

• Developed 8 customer-facing features using UIKit and Objective-C for a high-traffic travel application, resulting in a 24% increase in daily active users (DAU) and a 15% boost in user retention.
• Refactored memory-intensive graphics and image rendering paths by profiling with Xcode Instruments, reducing voluntary memory leaks by 92% and application runtime crashes by 38% over 12 months.
• Integrated 12 third-party RESTful APIs and OAuth2 authentication, securing enterprise user session handling and reducing authentication-related errors by 60% during peak login times.
• Mentored 3 junior mobile developers in Swift programming standards and architecture design, improving sprint task delivery velocity by 18% through the integration of automated unit testing.

Swift, SwiftUI, UIKit, Objective-C, Combine, Core Data, Concurrency (async/await), Memory Profiling (Instruments), Fastlane, GitHub Actions, CocoaPods, Swift Package Manager (SPM), RESTful APIs, Git, Agile, Scrum

SwiftUI Migration Initiative

Role: Lead iOS Architect

Tools: SwiftUI, Combine, Xcode Instruments, GitHub Actions

Managed the complete migration of a core banking application's checkout flow to SwiftUI, reducing UI render cycles by 40% and cutting codebase size by 15,000 lines.

Offline-First Mobile Sync Engine

Role: Senior Developer

Tools: Swift, Core Data, SQLite, BackgroundTasks

Designed a custom local database sync protocol, resolving synchronization conflicts for 120,000+ daily active users and lowering server load by 22%.

• AWS Certified Cloud Practitioner (2022)
• Professional Scrum Developer (PSD) (2020)

• Languages: English (Native), French (Conversational)
• Open Source: Contributor to popular Swift networking libraries (3.5k+ GitHub stars)
• Availability: 3 weeks notice