🤝
Make a deal with Peter Zhu
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
350
Account age
3 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🧰 Free analysis for Peter Zhu
Known for
14 views
Excited to be speaking at @rubyconf. See you in Vegas!
11 views
Excited to be speaking at @rubyconf in Vegas next week!
8 views
Honored to give my talk at #RubyKaigi this year! Slides are available here: https://blog.peterzhu.ca/assets/rubykaigi_2026_slides.pdf
7 views
Arrived in Hakodate for #RubyKaigi
📊 Post engagement
12
Avg engagement / post
3.4%
Engagement vs followers
Nov 2022
On Mastodon since
🔥 Top post: Ruby has a new moving GC. I just merged moving Immix in the MMTk · 26 likes + reposts
📊 Activity & format
Posting cadence
0.28 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 8 text · 4 image · 0 video.
Follower / following
8.8×
Follows 40 back. A strong ratio — an audience that follows them, not a follow-for-follow network.
Recent posts
View on Mastodon ↗
Excited to be speaking at @rubyconf in Vegas next week!
Excited to be speaking at @rubyconf. See you in Vegas!
Honored to give my talk at #RubyKaigi this year! Slides are available here: https://blog.peterzhu.ca/assets/rubykaigi_2026_slides.pdf
Arrived in Hakodate for #RubyKaigi
“Your proposal for RubyKaigi 2026 has been accepted”
See you in Hakodate!
I implemented Ruby's heap algorithm in MMTk in a day and 100 lines. Ruby's default GC is 10k+ lines. This doubles MMTk's performance from over 2x slower to almost on par. And I still haven't unlocked MMTk's true powers like generational GC…
I wrote about some of my thoughts on the lessons we can learn from the RubyGems situation and how we can move forward. https://blog.peterzhu.ca/open-source-is-the-most-fragile-and-resilient-ecosystem/
I’m excited to share that I’m starting as a Staff Developer at Figma!
Friday was my last day of an incredible journey at Shopify.
In the past 5 years, I had the privilege of working on some cutting edge projects to advance Ruby with some of the most talented and well-known developers.
Shopify will always hav…
Shopify sponsors and collaborates with academia to take Ruby to new heights. We're working with Australian National University to integrate Memory Management Toolkit into Ruby. Earlier this year, we published a paper about it. Today, we wr…
My #RailsWorld talk recording is up!
https://youtu.be/9r0xmX0oK5Y?si=sT_vOrXRVsmnBT7N
🐘 Community & instance
Home server
ruby.social
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
✅ Link-verified
Verified link
Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.
On Mastodon since
Nov 2022
Joined in the Twitter-exodus wave of late 2022 — part of the migration that made Mastodon a real destination.
💡 Facts
🗓️Joined Mastodon in 2022 — 3 years ago.
👁️Averages 12 views per post.
📤Posts about 0.3× per week.
🕵️ Fake follower check
Estimated89/100
Excellent
Credibility score
99%
Real
Real audience
Low
Fake-follower risk
High
Data confidence
- Est. 99% real, active audience · Low fake-follower risk.
- Strong engagement (~3.4% of followers engage each post) — an active, real audience.
- Verified account.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Staff Developer at Shopify.
Ruby core committer.
Photography geek.
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
Jonathan Joshua
14%
Davva
14%
Mike 🐧 :emacs:
13%
Divya Ranjan :hilbert:
12%
Gadi Evron
11%
gullixo
11%
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Followers
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