
The engineer-turned-product leader built experimentation systems at LinkedIn and Intuit. Now, at ID.me, he is applying the same habit of evidence to a trusted marketplace - one small decision at a time.

The former consultant and venture investor built MarketDial to give brick-and-mortar retailers a cheaper question: what if we tested the idea before betting every store on it?
Neha Mittal is the CEO and co-founder of JustAI (formerly Just Words), a Y Combinator W24 startup in San Francisco building an AI-first marketing engine that continuously writes, tests, and optimizes copy across email, push, SMS, and landing pages. Before founding the company in 2024, she led Retention and Growth product teams at Pinterest and Twitter, where a single notification tweak - changing "Elon tweeted" to "Elon just tweeted" - added roughly 800,000 users and planted the seed for her company. A computer engineer turned product leader, she earned a master's at UC Berkeley's School of Information and has raised about $2.2M in seed funding from Cloud Capital, Peak XV Partners, and Y Combinator.