Summary
Overview
Work History
Education
Skills
Timeline
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Han Sun

Mountain View,CA

Summary

13 years experience in building social and enterprise iOS apps, developing features have hundreds of millions of DAUs. Provide technical leadership in the team and drive challenging iOS projects.

Overview

13
13
years of professional experience

Work History

Tech Leader / Sr. Software Engineer

TikTok
11.2022 - Current
  • Lead iOS engineer of camera capture & video edit SDK, which empowers content creation features for top social media apps (TikTok, DouYin, CapCut, etc) with hundreds millions users.
  • Drove fast-paced workstreams to deliver AI generated content projects and new AR effects.
  • Worked with engineering manager to setup team roadmap and mentored new members.

Tech Leader / Sr. IOS Developer

Meta - Stories & Reels Creation
01.2019 - 11.2022
  • Led 6 iOS engineers. Worked with manager and PM on team's roadmap and metrics goals setting and projects staffing.
  • Designed, built and shipped Music and Lyrics Stories , which is quickest growing creation feature, and 14% Stories producers are using daily.
  • Designed and built the foundation of AR Effects in FB app, which provides immersive sharing experience and access to massive effects. Over 5 million DAU in FB Stories and short videos.

Sr. Software Engineer / IOS Developer

Meta (Facebook) - Community Integrity
09.2017 - 01.2019
  • Developed and launched Facebook integrity products to enable advanced appeal process for blocked accounts.
  • Worked in full-stack to build and launch integrity reporting and enforcement products on multiple platforms (iOS, Android and Web).

Senior Software Design Engineer (iOS)

MicroStrategy Inc - Business Intelligence IOS Apps
04.2010 - 08.2017
  • Led engineer group of 3 members. Designed and developed user discovery, saved groups and messaging UI, communication protocol and services connecting mobile app and server.
  • Built MicroStrategy Mobile product as scalable BI development SDK for customer app's integration.

Education

Master of Computer Science -

Shanghai Jiao Tong University
Shanghai, China

Skills

  • iOS, Objective-C, Swift, C
  • UIKit, Foundation, CoreGraphics, AVFoundation, GCD, network, memory, XCTest, CocoaPods, etc
  • Xcode, Instruments, Mercurial (git), GraphQL, ComponentKit
  • Java, PHP, SQL, XML, JSON, HTML

Timeline

Tech Leader / Sr. Software Engineer

TikTok
11.2022 - Current

Tech Leader / Sr. IOS Developer

Meta - Stories & Reels Creation
01.2019 - 11.2022

Sr. Software Engineer / IOS Developer

Meta (Facebook) - Community Integrity
09.2017 - 01.2019

Senior Software Design Engineer (iOS)

MicroStrategy Inc - Business Intelligence IOS Apps
04.2010 - 08.2017

Master of Computer Science -

Shanghai Jiao Tong University

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Han Sun