# Kaleb Cooper

## Staff Software Engineer • iOS

Location: Austin, TX • Email: [hello@kalebcooper.com](mailto:hello@kalebcooper.com)

Website: [kalebcooper.com](https://kalebcooper.com) • LinkedIn: [linkedin.com/in/kalebcooper](https://linkedin.com/in/kalebcooper)

## Professional Summary

Software engineer with 8+ years of experience and deep expertise in native iOS. Led development and launch of Littlebird’s child-safety app using agentic AI workflows, ran the iOS team at ZenBusiness, and worked on Vrbo and Expedia apps serving millions of monthly users.

## Technical Skills

**iOS Development:** Swift, SwiftUI, UIKit, Swift Concurrency, Combine, MapKit, Core Location, Core Bluetooth, SwiftData, BackgroundTasks, App Intents, Swift Testing, XCTest, XCUITest

**Agentic AI Development:** Claude Code, Codex, Cursor, agent harness design, multi-agent orchestration, agentic testing and verification, automated PR review

**Development Tooling:** Xcode, Swift Package Manager, XcodeGen, Fastlane, Bitrise, GitHub Actions, Sentry, Mixpanel

**Backend & APIs:** GraphQL, REST APIs, Node.js, JavaScript

**Architecture & Practices:** Dependency injection, modularization, MVVM, observability

## Professional Experience

### **Lead iOS Engineer** • Littlebird
November 2025 – Present • Remote

- Led development and launch of Littlebird’s child-safety iOS app, with responsibility for architecture, feature delivery, and weekly releases at a 99.9%+ crash-free rate.
- Designed and owned the agentic development harness for the iOS app, orchestrating parallel agents across planning, implementation, testing, and PR review to ship features faster without compromising release quality.
- Proposed, designed, and shipped Find Nearby, using Bluetooth signal strength to help parents find misplaced trackers that have no built-in speaker.
- Built the live family-location map and redesigned its clustering to keep locations visually stable as people and trackers moved.
- Developed background location updates that support caregiver safety alerts while balancing iOS execution limits and battery use.
- Designed and built an iPad-specific app experience from concept to release, enabling a hockey-team pilot that allowed coaches to track 20 children from one iPad.
- Built onboarding, settings, and map UI components for Littlebird’s Android app in Kotlin and Jetpack Compose with AI-assisted development, accelerating feature parity with iOS.
- Created 20+ in-app diagnostic tools used across engineering to investigate app, backend, and tracker issues during field testing without an attached debugger.

### **Staff Engineer** • ZenBusiness PBC
November 2021 – December 2025 • Remote

- Led technical delivery for the iOS app serving 70,000+ monthly active users, mentoring up to four engineers and coordinating architecture with the Android lead.
- Shipped biweekly production releases while maintaining a 99.9%+ crash-free rate.
- Proposed in-app review prompts that helped raise the App Store rating from 2.5 to 4.7.
- Built mobile analytics dashboards to track feature adoption and usage, giving the team data to inform product decisions and roadmap priorities.
- Implemented Apple App Attest verification in the Node.js and GraphQL backend to meet security requirements for in-app banking, rolling out enforcement in stages.
- Built in-app tools for feature testing, design iteration, and production diagnostics.
- Created Swift command-line tooling that let engineers and AI agents build, test, and run the iOS app without using Xcode’s interface.
- Cut Bitrise CI build times from 10–15 minutes to 6–8 minutes and maintained the mobile build pipelines.

### **Senior iOS Engineer (Contract)** • Vrbo / Expedia Group
August 2020 – November 2021 • Remote • Via SwiftKick Mobile

- Reduced compile time for Vrbo’s iOS app by 35% through dependency and incremental-build improvements.
- Built an in-app interface for overriding feature flags, reducing validation time from hours to minutes.
- Migrated Vrbo’s iOS app from RxSwift to Combine across the codebase.
- Contributed to Expedia Group’s shared server-driven UI platform, designed to accelerate development across its travel brands.

### **Senior iOS Engineer** • SwiftKick Mobile
August 2019 – November 2021 • Austin, TX

- Built production iOS apps for startup and enterprise clients, including augmented-reality and festival experiences.
- Developed reusable Swift frameworks for networking, persistence, analytics, and other common mobile needs.

### **Software Developer & Integrator III** • USAA
June 2018 – July 2019 • Plano, TX

- Built responsive web applications and REST APIs for digital banking using React, Redux, and Spring.

## Education

**B.S., Computer Science** • Oklahoma State University • 2014–2018

## Research Experience

**NASA X-HAB Academic Innovation Challenge 2017**

- Coauthored “[Inter-habitat Communications Analog Research Utility System (ICARUS)](https://arc.aiaa.org/doi/10.2514/6.2018-2180),” accepted for publication by AIAA in 2018.
- Served as the sole computer science representative on a multidisciplinary team, developing communication, automation, and remote-control systems for deep-space habitat mockups.