Jordan Christensen

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Swift

Flask Master

App Store

SwiftUI, StoreKit, UserDefaults

Flask Master is a 2D color sorting game built with accessibility (A11y) in mind. With VoiceOver support, dynamically colored backgrounds, and multiple difficulty levels, it's designed so anyone can play. Published on the App Store.

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Swift

Habit Hacker

App Store

UIKit, CoreData, CloudKit, Local Notifications, JTAppleCalendar

A habit-tracking app built with one other developer in one week. Uses daily notifications and a calendar with pie chart to keep users on track. Published on the App Store.

I implemented CloudKit sync, local notifications, the JTAppleCalendar framework, and a custom navigation bar.

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Swift

TrekPoint

TestFlight

SwiftUI, MapKit, SwiftData, CoreLocation, BackgroundTasks

A build-your-own map app where you can mark places of interest, connect points into a path, or record a route in real time as you walk. Available on TestFlight.

Swift

SwiftNES

AsyncThrowingStream, AVFoundation

A Nintendo Entertainment System (NES) emulator written in Swift. The goal is to accurately replicate the NES hardware — understanding system architecture, assembly language, and how the original hardware actually worked. The CPU (MOS 6502), MMU, and several memory mappers are complete. The PPU is currently in development.

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SwiftUI

NeoMusic

SwiftUI, MusicKit

A music player built around a Neumorphic design language. Integrates with MusicKit for library access and focuses on custom UI components — sliders, animated artwork, and playback controls built from scratch.

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Swift

Community Calendar

UIKit, GraphQL, Auth0, CoreData

Built with a cross-functional remote team of 12 developers. The app connects users with local neighborhood events, with search and filtering, in-app calendar integration, and Maps directions.

I owned the GraphQL layer, maps integration, calendar feature, and custom search and filtering.

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Swift

2D Ray Tracing

SwiftUI, UIKit

A real-time 2D ray tracer implemented in both UIKit and SwiftUI. An exploration of computational geometry — casting rays, detecting intersections, and rendering light falloff.

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Swift

fWords

SwiftUI

A Wordle clone with a custom game engine, keyboard tracking, and animated tile feedback. Built to sharpen SwiftUI state management and animation skills.

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Swift

2048 Clone

SwiftUI

A faithful 2048 clone with swipe gesture handling, tile merging logic, and score tracking. An exercise in game state modeling and SwiftUI layout.

Swift

Settings Prototype

SwiftUI

A pixel-accurate clone of the iOS Settings app built in SwiftUI, covering Lists, grouped sections, navigation, toggles, and forms.

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Objective-C

Pokédex

UIKit, UserDefaults, URLSession

A Pokédex app that fetches data from the PokéAPI and caches results locally. Built in Objective-C with Swift interop as a deep dive into the language and its patterns.