Sean Kilcullen

Director of Product @ Amplitude / ex-ClickUp, Quantcast, Shyp

New York, New York, United States

About

Experience

  • Amplitude (New York, United States)
    • Director of Product Management
      Oct 2025 - Present · 10 mos

      Lead Data Platform. Managing a PM team. Amplitude is the world's premier AI analytics platform. NASDAQ: AMPL

    • Group Product Manager
      Jun 2023 - Oct 2025 · 2 yrs 5 mos

      In 2 years, grew CDP ARR >270% from $X million to $XX million, while lowering COGS by 30%. Won a 1st place award at the 2023 Amplitude Hackathon.

  • Group Product Manager at ClickUp
    Mar 2022 - Jun 2023 · 1 yr 4 mos

    Lead Foundational Products. Managing a PM team. Presented at ClickUp's annual LevelUp conference in Feb 2023. ClickUp is an all-in-one AI work management platform. Raised a $400 million Series C, co-led by Andreessen Horowitz and Tiger Global.

  • Quantcast (5 yrs 7 mos)
    • Head of Product
      Oct 2021 - Feb 2022 · 5 mos

      Lead the self-serve advertising platform (DSP). Managing a PM team. Quantcast is AI-powered advertising and publisher analytics company.

    • Lead Product Manager
      Oct 2020 - Sep 2021 · 1 yr

      In 2 years, grew self-serve advertising spend from $0 to $100 million run rate. Customers include Dell, Nike, Sky UK, WPP, Dentsu, and more.

    • Senior Product Manager
      Nov 2019 - Sep 2020 · 11 mos

      Took the self-advertising platform from Alpha to GA. Expanded to 16 new countries. IC PM for two product engineering teams, while working with several platform engineering teams.

  • Marketing Specialist at Shyp
    May 2014 - Aug 2016 · 2 yrs 4 mos

    Lead all paid digital acquisition channels. Lowered new user CPA by 67%. Created the Shyp Ambassador Program. Lead marketing for the Chicago market launch. Started as an intern in the summer of my junior year of college. Shyp is the easiest way to ship anything. Raised a $50 million Series B, led by Kleiner Perkins.