
He went from writing software at Splunk to scaling sales at PagerDuty. The costly search habits he watched form along the way became the operating thesis for Atolio.

Arvind Jain spent a career making the world searchable. Then an employee survey showed him the harder problem was hiding inside the office.
Matt Riley co-founded Swiftype (YC W12) in 2012, built it into a leading search-as-a-service platform, and sold it to Elastic in 2017. He then spent nearly eight years at Elastic as GVP & GM of Search, overseeing product, engineering, design, and developer relations for one of the world's most widely used search platforms. In late 2025, he returned to Y Combinator as a Visiting Partner - advising the next generation of founders using hard-won lessons from the full founder arc: zero to startup, startup to acquisition, acquisition to enterprise scale.