Find your path to Arun
430 people in our graph share verified history with Arun — schools, employers, funds. One of them is your warm intro.
About
Arun Kumar is a cofounder and CTO of RapidFire AI, a software startup focused on experimentation tools for improving evaluation metrics in LLM applications. He is a Professor in the Department of Computer Science and Engineering and the Halicioglu Data Science Institute at the University of California, San Diego, where he also serves as an HDSI Faculty Fellow, with research interests in data management and systems for AI engineering and analytics. His work has been incorporated into or used internally by companies including Google, Facebook, Oracle, and VMware, and he has received four SIGMOD/ICDE research paper awards, early career awards from NSF, VLDB, and IEEE TCDE, and research gifts from Amazon, Google, Oracle, and VMware.
Co-founder at Rapidfire
Intro paths
In turn, Arun can intro founders to Rapidfire's investors below.
Rapidfire's investors · 2
Co-founders at Rapidfire

Experience
- UC San DiegoProfessorcurrent2026 — presentLa Jolla, CA
- UC San DiegoAssociate Professor2021 — 2026San Diego, CA
- UC San DiegoAssistant Professor2016 — 2021La Jolla, California
- RapidFire AICofounder and CTOcurrent2024 — presentSan Diego, California, United States
- Microsoft Jim Gray Systems LabMicrosoft Graduate Research Assistant2013 — 2016Madison, WI
- University of Wisconsin-MadisonGraduate Student / Research Assistant2009 — 2016Madison, WI
- Microsoft Cloud and Information Services LabResearch Intern2013Redmond, WA
- Oracle LabsResearch Assistant2012Redwood Shores, CA
- IBM Almaden Research CenterResearch Intern2011San Jose, CA
- Microsoft Jim Gray Systems LabMicrosoft Graduate Research Assistant2010 — 2011Madison, WI
- NetAppIntern2008Bangalore, India
Skills & more
+9 more
CC++JavaPythonSQLRDatabase SystemsHiveSparkLanguages English · Hindi · Tamil
From Arun's professional profile.
Frequently asked questions
- Who is Arun Kumar?
- Arun Kumar is a cofounder and CTO of RapidFire AI, a software startup focused on experimentation tools for improving evaluation metrics in LLM applications. He is a Professor in the Department of Computer Science and Engineering and the Halicioglu Data Science Institute at the University of California, San Diego, where he also serves as an HDSI Faculty Fellow, with research interests in data management and systems for AI engineering and analytics. His work has been incorporated into or used internally by companies including Google, Facebook, Oracle, and VMware, and he has received four SIGMOD/ICDE research paper awards, early career awards from NSF, VLDB, and IEEE TCDE, and research gifts from Amazon, Google, Oracle, and VMware.
- Where does Arun Kumar work?
- Arun Kumar is Co-founder of Rapidfire.
- What companies did Arun Kumar found?
- Arun Kumar founded Rapidfire.
- Where did Arun Kumar go to school?
- Arun Kumar studied at UC San Diego Extended Studies (MicroMBA, Business Administration and Management); University of Wisconsin-Madison (MS, PhD); Indian Institute of Technology, Madras (BTech, Computer Science and Engineering).
Founder mafias
Indian Institute of Technology, Madras mafia126
Also came through, then founded or led a company.
+ 119 more
UC San Diego Extended Studies mafia3
Also came through, then founded or led a company.
Same school
Also attended UC San Diego Extended Studies9
+ 3 more
Also attended University of Wisconsin-Madison625
+ 619 more
Also attended Indian Institute of Technology, Madras235
+ 229 more
Shared employers
Also worked at UC San Diego156
+ 150 more
Also worked at RapidFire AI2
Also worked at Microsoft Jim Gray Systems Lab2,000
+ 1,994 more
Also worked at University of Wisconsin-Madison105
+ 99 more









































