Andrew Rottier
Lead Web Security Engineer, Risk Data Mining
San Francisco, California, United States
Summary
👤
Senior🎓
Top SchoolAndrew Rottier is a Lead Web Security Engineer with 10+ years building client-side security SDKs and defenses that block malicious automation, bots, scraping, and fraud at internet scale. He architects dynamic JavaScript pipelines, obfuscation and VM techniques, and signal collection used across Bytedance products worldwide—handling billions of requests daily. At TikTok/ByteDance he leads anti-scraping operations for US platforms, and previously automated JS signal generation for enterprise bot defense at Shape/F5. A lifelong web hacker who started making games and bots at 12, he pairs deep browser and JS expertise with practical risk engineering and rapid mitigation tooling. Outside of security he designs furniture, sails competitively, and brings a maker’s eye to product and systems design.
10 years of coding experience
9 years of employment as a software developer
Bachelor's degree Computer Science, Bachelor's degree Computer Science at Worcester Polytechnic Institute
English
Stackoverflow
53reputation
214reached
1answer
2questions
Github Skills (57)
hardhat10
starter-kit10
template-literals10
dom-manipulation10
dom10
ethersjs9
javascript9
solidity9
markdown9
tailwindcss9
dsa-algorithm9
daisyui9
protobuf8
rpc8
nextjs8
Programming languages (5)
Github contributions (5)
AndrewRot/dom
Mar 2020 - Sep 2021
DOM Standard
Contributions:1 PR, 15 pushes, 1 branch in 1 year 5 months
javascriptdom
AndrewRot/js-viz-playground
May 2020 - Nov 2022
This is an experimental project for creating visuals with JavaScript and Babel.
Contributions:1 PR, 9 pushes, 2 branches in 2 years 6 months
babeljavascriptwebpackexperimental-projectvisuals
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