Career

Where I've worked and what I've built.

TikTok

TikTok App Store

iOS Software Engineer · Social, User and Relation Team

2023 - Present

Own the relation-building domain across following, contacts, campus networks, and friend discovery.

  • Led Campus feature end-to-end (tech initiative, data analysis, feature delivery) covering friends discovery, group chat, and recommendation integration
  • Shipped user suggestions across FYP, profiles, popups, and key funnels with on-device AI
  • Built reusable relation UI components adopted across multiple teams
  • Drove ObjC→Swift migration, crash analysis, and performance tuning

Jike

Jike Xiaoyuzhou Jike App

iOS Engineer

2018 - 2021

Xiaoyuzhou — Podcast App

2019 - 2021

Founding team (5 engineers), built the product from scratch into one of China's leading podcast platforms.

  • Built all core surfaces from scratch: Discovery, Podcast, Episode, Profile, Sharing, SiriKit
  • Owned AVFoundation audio player, DifferenceKit feed architecture, and third-party integrations
  • Led performance optimization (crashes, memory leaks, rendering, binary size) and accessibility improvements

Jike — Social Network

2018 - 2019

Owned high-traffic pages for an interest-based social network with millions of active users.

  • Built Discovery, Post, Notification, Map, and QR Scanning pages
  • Designed base ListViewController architecture adopted app-wide

X (Twitter)

X App Store

Engineering Intern · Home Client Team

2022

Feed interactions and core iOS UI components.

  • Improved reply interaction and negative feedback handling on Home Timeline
  • Contributed to base timeline cells and SwiftUI containers

Meituan (Dianping)

Dianping App Store

Intern Software Engineer

2017 - 2018

Cross-platform UI framework (Picasso) and Discovery Tab modules for Dianping.

  • Built ListView and Toast components for Picasso (React Native-like framework)
  • Developed Discovery Tab modules: recommendation, banner, and alert

Tencent

Tencent Pitu

Intern iOS Engineer

2017

Pitu photo/video editing app: SDK demo app and GPUImage-based filter pipelines.

  • Built SDK demo app (capture, photo browser, real-time filter rendering)
  • Contributed to GPUImage beauty and color filter pipelines

Education

M.S. in Computer Science

New York University, Courant Institute

2021 - 2023

B.Eng. in Software Engineering

Fudan University

2014 - 2018