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14 followers · 13 following

Achievements

Achievement: Pair ExtraordinaireAchievement: QuickdrawAchievement: Pull Sharkx3Achievement: YOLOAchievement: StarstruckAchievement: Arctic Code Vault Contributor

Achievements

Achievement: Pair ExtraordinaireAchievement: QuickdrawAchievement: Pull Sharkx3Achievement: YOLOAchievement: StarstruckAchievement: Arctic Code Vault Contributor

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NazarKozak/README.md

Hi, I'm Nazar

Software Engineer · IEEE Senior Member · Los Angeles, CA

I build mobile AI systems — from on-device ML inference to SDK architectures serving millions of users.

What I'm working on

  • Disfluo — On-device speech disfluency detection & voice stress analysis framework for iOS. CNN models running in <1ms via CoreML. Paper under review at IEEE Signal Processing Letters.
  • Secret Project — GenAI-powered agentic features for the App.

Selected work

Project Role Impact
Solitaire Co-Creator & Lead Dev 10M+ downloads, 200K DAU, $8M+ revenue
Appodeal SDK Founding Engineer Unity SDK powering 80% of company revenue; company grew to 300+ employees
SeaGreen (Datasya) Head of Mobile 10x inference improvement, real-time respiratory monitoring, contributed to $3M seed
TFLiteMovement Creator Open-source TensorFlow Lite pose detection on iOS/SwiftUI

Research

  • N. Kozak, "On-Device Disfluency Detection with Voice Stress Association Analysis: A Mobile Framework Validated on SEP-28K," submitted to IEEE Signal Processing Letters, 2026.
  • N. Kozak, "Dynamic Multidex Loading for Cross-Platform SDK Integration," Zenodo, 2026. DOI: 10.5281/zenodo.19197878

Tech

Swift SwiftUI CoreML PyTorch Python Accelerate/vDSP ARKit Metal React Native Flutter Unity

ORCID · IEEE · Toptal · nzrkzk@gmail.com

Pinned Loading

  1. TFLiteMovement TFLiteMovement Public

    Real-time human pose detection on iOS using TensorFlow Lite and SwiftUI

    Swift 7

  2. cordova-plugin-multidex cordova-plugin-multidex Public

    Dynamic multidex loading plugin for Cordova — enables runtime DEX loading on Android

    JavaScript 2 5

  3. NazarKozak NazarKozak Public

    Profile README

  4. appodeal/appodeal-cordova-plugin appodeal/appodeal-cordova-plugin Public archive

    Appodeal Cordova Plugin

    Objective-C 20 37

  5. gideros/giderosplugins gideros/giderosplugins Public

    Gideros Plugins

    C++ 19 12

  6. WeatherApp WeatherApp Public

    Swift