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John Miller

Also known as John C. Miller

John Miller is an entrepreneur whose companies use artificial intelligence in restaurant kitchens and biometrics in payment systems. He earned a JD at Stanford Law School, served as Arrowhead Pharmaceuticals' vice president of intellectual property from 2004 to 2010, and founded Cali Group in 2011. In 2016, he founded PopID with technology and business leaders; in 2018, Miso Robotics' Flippy used AI software, temperature sensors and computer vision at CaliBurger. At a Pasadena CaliBurger, Cali Group announced fever checks, face payments and AI kitchen robots in March 2020; in December 2023, it announced CaliExpress by Flippy with Miso Robotics and PopID, a planned restaurant with automated ordering and cooking. PopID announced equity financing for a global biometric network in June 2025, and as of October 2026 Miller is its CEO.

Now at
PopID
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Timeline

  1. 2004–2010

    Arrowhead and a Stanford JD

    He earns a JD at Stanford Law School and serves as vice president of intellectual property at Arrowhead Pharmaceuticals from 2004 to 2010.

  2. 2011

    Founding Cali Group

    In 2011, he founds Cali Group after working as an early employee at Arrowhead Pharmaceuticals.

  3. 2016

    Founding PopID

    With a team of technology and business leaders, he founds PopID in 2016.

  4. 2018

    Flippy at CaliBurger

    In 2018, Miller chairs Cali Group, which holds major equity positions in Miso Robotics and incubates the company. At CaliBurger, Flippy uses artificial-intelligence software, temperature sensors and computer vision to determine when burgers are cooked.

  5. March 2020

    Face payments and kitchen AI

    In March 2020, Cali Group announces plans to deploy fever checks, face-based payments and Miso's AI-driven kitchen robots at a Pasadena CaliBurger. Miller describes the systems as new tools for restaurant and retail businesses during the COVID-19 crisis.

  6. December 2023

    CaliExpress by Flippy

    In December 2023, Cali Group, Miso Robotics and PopID announce plans for CaliExpress by Flippy, a fully autonomous restaurant. Miller describes it as a restaurant where ordering and every cooking process are fully automated.

  7. June 2025

    PopID equity financing

    In June 2025, PopID announces an equity financing that includes Verifone, PayPal, Commerce Ventures, Chipotle's Cultivate Next Fund and Visa Ventures. Miller says the capital will help build an open-loop global biometric network.

  8. As of October 2026

    CEO of PopID

    As of October 2026, he leads PopID as its CEO.

Career

  1. Since 2016PopIDFounder, CEO
  2. From 2011Cali GroupFounder, Chairman
  3. 2004–2010Arrowhead PharmaceuticalsVice President of Intellectual Property

Education

  1. Stanford Law SchoolJD

Sources and credits

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  1. John C. Miller - Wikipedia en.wikipedia.org. Checked 21 October 2026.
  2. Speaker Details: MURTEC 2018 murtec.com. Checked 21 October 2026.
  3. CHIPOTLE’S CULTIVATE NEXT FUND INVESTS IN SIX EMERGING COMPANIES BUILDING A MORE RESILIENT FOOD SYSTEM newsroom.chipotle.com. Checked 21 October 2026.
  4. Flipping the Script labusinessjournal.com. Checked 21 October 2026.
  5. Cali Group Implements New Technologies to Reduce Likelihood of COVID-19 Transmission During Take-Out and Delivery prnewswire.com. Checked 21 October 2026.
  6. World's First Fully Autonomous, AI-Powered Restaurant Opening in Southern California prnewswire.com. Checked 21 October 2026.
  7. PopID Closes Equity Financing markets.financialcontent.com. Checked 21 October 2026.