Today’s Talent Pool

Sierra, the AI agent startup co-founded by OpenAI Chairman Bret Taylor and former Google VP Clay Bavor, raised $950M in Series E funding led by Tiger Global and GV at a $15.8B post-money valuation, with participation from Benchmark, Sequoia, and Greenoaks. Sierra hit $100M ARR in under 2 years and counts 40%+ of the Fortune 50 as customers.

  1. Noah Shinn in SF (Potential Founder)

    1. Role: Early Team & Research Scientist @ Sierra (2.5 yrs)

    2. Description: Left Sierra on 9/25

    3. Contact: Site

  2. Alexandra Kissel in SF (Potential Founder)

    1. Role: SWE @ Sierra (<1 yr)

    2. Other Experience: Founder & CEO @ Rubber Ducky Labs (YC W23), SPC Member, CMU BS CS

    3. Description: Left Sierra 2025

  3. Jonathan Yin in SF (Potential Founder)

    1. Role: Agent Engineer @ Sierra (1 yr)

    2. Other Experience: Co-Founder @ Lifelike (YC S23), ML Researcher @ Broad Institute (NeurIPS oral), Yale BS CS & Stats

    3. Description: Left Sierra 4/26

  4. Nate White in SF (Potential Founder)

    1. Role: Engineer @ Sierra (2.5 yrs)

    2. Other Experience: Early Engineer @ Quip ($45M from Benchmark & Greylock —> acquired by Salesforce), Sr SWE @ Google, Georgetown CS & Economics

    3. Description: Left Sierra 11/25

  5. Luca Borletti in SF (Potential Founder)

    1. Role: SWE @ Sierra (<1 yr)

    2. Other Experience: Co-Founder @ Fundusol (acquired by Okovate), SWE Intern @ Citadel Securities, CMU BS CS

    3. Description: Left Sierra 11/25

  6. Julie Tung in SF (Potential Founder)

    1. Role: Engineer @ Sierra (2.5 yrs)

    2. Other Experience: Principal Architect @ Quip, SWE @ Dropbox, SWE @ Facebook, Stanford MS CS

    3. Description: Left Sierra 11/25

  7. Matt Oey in SF (Potential Founder)

    1. Role: SWE @ Sierra (1 yr)

    2. Other Experience: Head of Engineering @ OneSchema, Engineering Leader @ Gusto, SWE @ Google, Cornell BS CS

    3. Description: Left Sierra 2026. "Loading..."

  8. Yuval W. in SF (Stealth)

    1. Role: Retail & Technology Lead @ Sierra (1 yr)

    2. Other Experience: Product Lead @ DoorDash, Tufts BS CS & Philosophy

    3. Description: "AI for Commerce."

  9. Emily Wen in US (Potential Founder)

    1. Role: Product Engineer @ Sierra (1 yr)

    2. Other Experience: SWE @ Scale AI, Stanford MS CS & BS Math

    3. Description: Left Sierra 2/26

  10. Saagar Godithi in SF (Potential Founder)

    1. Role: Engineer @ Sierra (1 yr)

    2. Other Experience: AI Product Engineer @ Tome, SWE @ Scale AI, UCLA BS CS

    3. Description: Left Sierra 11/25

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