Ayush Tomar - Chief Data Officer

Ayush Tomar

Chief Data Officer

San Francisco, California, United States

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Summary

👤

Senior

🎓

Top School

Ayush Tomar is a Chief Data Officer and seasoned software leader with 11 years of experience building ML-driven search, cloud virtualization, and large-scale social network systems. He has led ML teams at UnitedHealth Group to improve care search and pricing, founded an AI healthcare startup (Helpcare AI), and now steers data strategy at Sunny Health AI in San Francisco. His background spans industry and research—from Amazon conversational bots to CMU and IIIT robotics and embedding work—reflecting deep experience in ranking, recommendation, and graph algorithms. An active contributor to Xapian’s Letor codebase, he has hands-on expertise refactoring core search libraries and implementing pairwise and listwise ranking models. Ayush combines product-focused leadership with low-level engineering chops, routinely shipping scalable systems and refactoring critical libraries for long-term maintainability. He holds an MS in Computer Science from the University of Minnesota and is a YC F24 alumnus, blending startup grit with enterprise delivery.

11 years of coding experience

11 years of employment as a software developer

MS Computer Science, MS Computer Science at University of Minnesota

F24, F24 at Y Combinator

Bachelor’s Degree Computer Science, Bachelor’s Degree Computer Science at Delhi College of Engineering

English, Hindi

Github Skills (11)

c-language10

refactoring10

cprogramming-language10

refactor10

xapian10

makefile9

build-system9

header-files8

architecture8

architectures8

file-management7

Programming languages (3)

C++CPython

Github contributions (5)

xapian/xapian

Apr 2016 - Nov 2016

Mirror of the Xapian repository. You're welcome to open pull requests on github (they'll just get merged indirectly).

Role in this project:

Back-end Developer

Contributions:71 commits, 15 PRs, 122 comments in 7 months

Contributions summary:Ayush primarily contributed to refactoring and restructuring the Xapian-Letor library. Their commits involved reorganizing the directory structure, updating header file paths, and modifying Makefiles. They also focused on internal class variable hiding, and removing unused modules. Furthermore, the user also refactored the FeatureVector class.

mergedpull-requestsxapianwelcome

ayshtmr/xapian

Mar 2016 - Jan 2017

Contributions:1 PR, 149 pushes, 79 branches in 9 months

mergedpull-requestsxapianwelcome

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