Jan David :ferris:✓ Add us as a preferred source on Google
🔄 Data last refreshed 5 days ago
🤝
Make a deal with Jan David :ferris:
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
343
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 analysisfor Jan David :ferris:
📊 Post engagement
1
Avg engagement / post
0.3%
Engagement vs followers
Nov 2022
On Mastodon since
🔥 Top post: Randomly saw this video and the premise resonates with me so muc · 2 likes + reposts
📊 Activity & format
Posting cadence
2.7 / week
Posts several times a week.
Content mix
Mostly text
Recent: 11 text · 1 image · 0 video.
Follower / following
3.3×
Follows 103 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
Opus 5 feels incredibly bad at following instructions. Regularly ignores .claude/settings.json and AGENTS.md. No wonder these models keep breaking out of sandboxes...
Every time I set up a self-hosted runner for GitHub Actions, I'm reminded again how nice it is to have a persistent local cache. Speeds up Rust builds in particular so much...
Post-vacation me immediately wants to procrastinate by building another video game for programmers
"Offloading the microseconds while awaiting the subprocess is optimizing the doormat of a house that's on fire, except the fire is load-bearing and intentional."
– Claude
It's wild to think that with AI, every task suddenly has a concrete price tag. Very curious how that will change prioritization and backlogs...
I find coding agents so helpful for refactoring code. Really feels like the average code quality in my projects has improved massively in the past ~year.
Deeply focused on a task, reading through Claude's response:
> Your own comment (from yesterday) says [...]
From YESTERDAY?! It was only 10pm. Where did the last two hours ago? 😭
Nothing better than seeing 12 hours of work, 8 stacked pull requests, 42 new files, and half my sanity turn into a single, simple function call that totally hides the madness going on behind it.
I'm working on a new project and literally every other commit today is an ADR. My head is spinning! 😵💫
RE: https://hachyderm.io/@jdno/116592305412609083
Of course I have no idea anymore what I was doing that night.
Found an old #SoundCloud account of mine and it's a wild blast from the past to listen to the songs I liked 15 years ago. Happy to report that this is still the greatest mixtape ever made: https://soundcloud.com/theglitchmob/drink-the-sea-…
Nothing better than seeing 12 hours of work, 8 stacked pull requests, 42 new files, and half my sanity turn into a single, simple function call that totally hides the madness going on behind it.
I'm working on a new project and literally every other commit today is an ADR. My head is spinning! 😵💫
RE: https://hachyderm.io/@jdno/116592305412609083
Of course I have no idea anymore what I was doing that night.
Found an old #SoundCloud account of mine and it's a wild blast from the past to listen to the songs I liked 15 years ago. Happy to report that this is still the greatest mixtape ever made: https://soundcloud.com/theglitchmob/drink-the-sea-…
🐘 Community & instance
Home server
hachyderm.io
A tech & engineering server — its members and audience skew toward that niche, so expect a community-aligned, engaged following.
✅ 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 1 views per post.
📤Posts about 2.7× per week.
🕵️ Fake follower check
Estimated52/100
Fair
Credibility score
76%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 76% real, active audience · Medium fake-follower risk.
- Low engagement (~0.3% of followers engage each post) — a sign of an inflated or inactive audience.
- Verified account.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Working on developer tooling in Rust to make developers happier and more productive.
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
Kenneth
16%
Vivia 🦆🍵:rustacean_ferris:
15%
Strider_UK - Slava Ukraini
15%
Timothée Mazzucotelli :python:
15%
Shantara
13%
Lats (314 ppm)
10%
More like this
Find more →
Mastodon
＋
Vivia 🦆🍵:rustacean_ferris:
@vivia@toot.cat
343
Followers
Mastodon
＋
Lats (314 ppm)
@lats@aus.social
343
Followers
Mastodon
＋
Kenneth
@kencf618033@social.linux.pizza
343
Followers
Mastodon
＋
Shantara
@shantara@mastodon.social
343
Followers
Mastodon
＋
Strider_UK - Slava Ukraini
@strider_uk@mastodon.social
343
Followers
Mastodon
＋
Timothée Mazzucotelli :python: ✓
@pawamoy@fosstodon.org
343
Followers
Frequently asked questions
How much does Jan David :ferris: charge for a sponsorship?
Jan David :ferris: hasn't published fixed prices yet. Send a proposal through SocialDB and agree terms directly — your payment is held in escrow until the work is approved.
How do I contact Jan David :ferris: for a brand deal or collaboration?
Send a paid deal or collab request right here on SocialDB — we notify Jan David :ferris:, and once they accept, your payment is held safely in escrow and released when the work is approved. You don't need to track down an email.
How many followers does Jan David :ferris: have?
Jan David :ferris: has 343 followers on Mastodon.
✉ Message Jan David :ferris:
Reaching out to influencers is a Pro feature. Upgrade to message any influencer directly — perfect for brands and agencies booking sponsorships.
- ✓ Message any influencer from their listing
- ✓ The influencer gets notified by email
- ✓ Manage every conversation in one inbox
Already Pro? Log in.
🎤 Event / appearance with Jan David :ferris:
Booking an event / appearance is a Pro feature. Upgrade to book Jan David :ferris: for an in-person or virtual appearance — payment held safely in escrow until the event is done.
- ✓ Book them for events, livestreams, panels & more
- ✓ Jan David :ferris: gets notified by email
- ✓ Fee held in escrow, released after the appearance
Already Pro? Log in.
🚀
You're out of free requests this month
Free accounts get 5 per month. Go Pro for unlimited sponsor pitches, collab requests & sponsorship deals — plus featured placement, the Verified badge, free withdrawals and more.
Upgrade to Pro — $9.95/mo →Your free limit resets on the 1st of next month.
Auto-generated from Mastodon's public data — no affiliation with or endorsement by SocialDB. Is this you? Claim it · Remove