Sierra

What drives engagement

Smart avg engagement per post across every post in this window. Gray rows at the bottom are under the sample floor (12+ posts per category, 12+ per format) — too few posts to trust the average.

Best day: Wednesday. Best time block: 12pm–3pm UTC. Timing detail is in the Cadence chart above.

Best performing posts

• 2026-02-06 · Bret Taylor · Celebratory Announcement4.8K eng. (4.6K likes · 150 comments · 91 shares)

  After Sierra reached $100M in ARR in seven quarters, we followed with our first-ever $50M quarter — kicking off our third year with over $15…

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• 2026-07-15 · Bret Taylor · Meme / Humor4.8K eng. (4.4K likes · 370 comments · 42 shares)

  I deeply resent that AI has forced me to eliminate em dashes from my writing for fear of signaling slop

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• 2026-05-04 · Bret Taylor · Celebratory Announcement4.1K eng. (3.8K likes · 125 comments · 188 shares)

  Sierra is raising $950 million from new and existing investors, led by Tiger Global and GV, at a valuation of over $15 billion. We now have …

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• 2025-11-21 · Bret Taylor · Celebratory Announcement4.1K eng. (3.8K likes · 127 comments · 175 shares)

  Sierra just hit $100M in ARR, just seven quarters since we launched in February 2024. Clay Bavor and I are very grateful to our customers an…

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• 2026-08-28 · Bret Taylor · Hiring / Recruiting3.9K eng. (3.8K likes · 61 comments · 41 shares)

  It’s getting harder to fit all of Sierra in one selfie 🤣

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Worst performing posts — settled posts only (published ≥7 days before the data edge)

• 2025-10-24 · Clay Bavor · Celebratory Announcement8 eng. (8 likes · 0 comments · 0 shares)

  Very excited to be partnering with the team at R1 RCM to transform how patients, providers, and payers communicate throughout the healthcare…

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• 2026-07-14 · Aritra Sen · Celebratory Announcement9 eng. (9 likes · 0 comments · 0 shares)

  Excited to see Sierra announce our partnership with SoftBank. Over the past few months, one thing has become incredibly clear to me: excepti…

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• 2026-06-12 · Aritra Sen · Personal Story11 eng. (11 likes · 0 comments · 0 shares)

  Today while doom-scrolling blind, I came across this post and it hits really close to home. Just four short years ago, this was the absolute…

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• 2025-12-30 · Aritra Sen · Personal Story12 eng. (12 likes · 0 comments · 0 shares)

  𝗧𝗟;𝗗𝗥: I wrote a beginner-friendly system design guide hoping it would help a few people get unstuck. The response was far bigger than I…

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• 2026-06-05 · Bryan Liu · Industry Insight17 eng. (17 likes · 0 comments · 0 shares)

  I spend a lot of time talking with Vijay I. about what makes Sierra an interesting technical thesis for engineers to work on. This post gets…

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