Alok Singhal
Principal Software Engineer at Airbnb
Berkeley, California, United States
Summary
👤
Senior🎓
Top SchoolAlok Singhal is a Principal Software Engineer in Trust and Safety with 14 years of experience designing large-scale safety, security, and anti-abuse systems across major platforms including Airbnb, Meta, Pinterest, and Google. He led ML-driven spam and account-security efforts at Gmail and built core Trust & Safety infrastructure and strategy at Pinterest, with deep expertise in account takeovers, fake accounts, and measurement of spam prevalence. At Meta he worked on Behavior Integrity and now focuses on protecting users at Airbnb, blending hands-on engineering with cross-functional leadership. His background spans high-performance trading systems and astrophysics (PhD in Astronomy), which underpins a data-driven, systems-oriented approach to hard, noisy problems. Notably, he has experience running production-critical real-time systems as well as shipping ML models into safety-critical pipelines.
14 years of coding experience
18 years of employment as a software developer
Indian Institute of Technology KanpurSelf-Driving Car Nanodegree: Term 1, Self-Driving Car Nanodegree: Term 1 at UdacityDoctor of Philosophy (Ph.D.) Astronomy, Doctor of Philosophy (Ph.D.) Astronomy at University of Virginia
English, Hindi
Stackoverflow
94,833reputation
13.9mreached
542answers
5questions
unix
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floating-point
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macros
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malloc
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indentation
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command-line
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Github Skills (131)
cpython10
python10
multidimensional-arrays10
bash10
char10
python-client10
text-files10
cython10
cpp10
cpython-extensions10
rounding10
linux10
latex10
numba10
shell10
Programming languages (6)
Github contributions (5)
gandalf013/wordle
Sep 2022 - Feb 2025
Contributions:8 pushes, 1 branch in 2 years 5 months
gandalf013/bitarray
Oct 2012 - Jan 2014
Contributions:3 commits in 1 year 2 months
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