Matthew Willett-Jeffries

Chief Technology Officer at HipAI

Overview

Matthew Willett-Jeffries serves as Chief Technology Officer at HipAI [1][3]. Willett-Jeffries previously held multiple roles at Braze spanning nearly nine years, beginning as a Support Software Engineer in November 2015 [8], advancing to Lead Software Engineer by August 2016 [7], then Senior Site Reliability Engineer in August 2017 [6], Senior Software Engineering Manager in May 2019 [5], and Senior Staff Software Engineer from July 2023 to November 2024 [4]. Since November 2025, Willett-Jeffries has been a member of South Park Commons [2].

Career history

  1. MemberNov 2025 to presentSouth Park Commons
  2. Chief Technology OfficerNov 2025 to presentHipAI
  3. Senior Staff Software EngineerJul 2023 to Nov 2024Braze
  4. Senior Software Engineering ManagerMay 2019 to Jul 2023Braze
  5. Senior Site Reliability EngineerAug 2017 to May 2019Braze
  6. Lead Software EngineerAug 2016 to Aug 2017Braze
  7. Support Software EngineerNov 2015 to Aug 2016Braze

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