Staff Software Engineer focused on iOS and mobile.
Previously led engineering at Waffle Journal and shipped flagship consumer apps at Entrupy, Metallicus, Emi Couple, Memebox, and Origami.
Originally from Chiba, Japan. Based in Brooklyn, New York.
NameDescriptionKindLast modifiedLocation
Waffle JournalShared journaling, pricing, onboarding (Apps We Love; Best Journaling Apps)app2025Brooklyn, New York
Tech stackReact Native/Expo, TypeScript, GCP (Run/Functions), OpenAI/Gemini, Firebasestack2025Brooklyn, New York
Pricing & onboardingGrowthwork2024Brooklyn, New York
AI featuresProductwork2024Brooklyn, New York
EntrupyLuxury auth app redesign + analyticsapp2023Manhattan, New York
Tech stackSwift, Objective-C, UIKit, analytics (session replay)stack2023Manhattan, New York
AnalyticsSession replaywork2023Manhattan, New York
MetallicusCheckout UX for mobile cryptoapp2022San Francisco, California
Tech stackSwift, React Native, metrics/alerts, CI/CDstack2022San Francisco, California
Recurring buyMobilework2022San Francisco, California
Emi CoupleCouples journaling iOS + Go backendapp2021San Mateo, California
Tech stackGo, Swift, RxSwift, Firebase/analyticsstack2021San Mateo, California
Beta launchShipped solowork2020San Mateo, California
MemeboxBeauty ecommerce iOSapp2018San Francisco, California
Tech stackSwift, Objective-C, RxSwift, ecommercestack2018San Francisco, California
Checkout flowsConversion upliftwork2018San Francisco, California
OrigamiEcommerce iOS (Apple Best App 2013)app2013Tokyo, Japan
Tech stackObjective-C, ecommerce, ARCstack2013Tokyo, Japan
AwardApple Best App 2013note2013Tokyo, Japan
Current focus
Working on something new.
Reach out
me[at]hirokihori[dot]com
Open to collaborations, systems work, and thoughtful product builds.
Note
▲
Note
YOLO
Note
Droid – Lightweight doc workflow: https://github.com/0xhiroki/tasp
Note
https://factory.ai <- recommended
New Announcement
You can send JPYC to me from here! “Why not??”
Music Player
KH — Only HumanPaused
Local file
--:----:--
Notes appear as separate sticky windows. Use File → New Sticky Note too.
ROM: NoneAlt: 0Status: Paused
Controls: Arrows=D-Pad | Z=A | X=B | Enter=Start | Shift=Select