🤝
Make a deal with Sebastian Gfeller
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
101
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 Sebastian Gfeller
📊 Post engagement
1
Avg engagement / post
1%
Engagement vs followers
Nov 2022
On Mastodon since
🔥 Top post: Out of curiosity, I watched OpenAI talk about the “autonomous” h · 1 likes + reposts
📊 Activity & format
Posting cadence
1.2 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 11 text · 1 image · 0 video.
Follower / following
0.6×
Follows 183 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
https://youtu.be/_K-L9uhsBLM I didn’t expect it to see out in the world like that, we really live in a stupid timeline.
May have to elaborate on how taking screenshots inside Selenium inside the docker container never worked, but how that is not an issue because enough of the graphics capability was there to just draw to a canvas and then export that blob. …
So I just wrote a Windows Server Core container running a web app calling Firefox headless to convert SVGs to PNGs. I may write a blog post about it, it's such a WTF. The idea came from here: https://www.meziantou.net/convert-svg-files-to-…
Ok this sounds neat - gonna see if these sandboxes are cheaper than running a container instance the whole month https://www.dotnetrocks.com/details/2009 https://sandboxes.azure.com/
My New Life With the Palantir Chore Coat https://www.theatlantic.com/technology/2026/06/palantir-chore-coat/687686/ - was quite conflicted when one of my local tennis players took them as a sponsor, this is a good soft intro in the vibe th…
If you have a newline-separated shopping list, you can use this shortcut to paste it into a reminder list https://www.reddit.com/r/shortcuts/s/LApdjKWq0s
#til that Hell-Ville is a place on earth https://en.wikipedia.org/wiki/Andoany
Resuming the ascetic weekend after an evening of punk rock gives me quite a few new insights. Thinking about zoning laws in Zürich, alienation from work, and what hobbies are worth getting better at. Expect more of those thoughts until it …
This week will be the week where I’m the most occupied with stuff I pay other people to help me with (courses, coaches, doctors, etc.). I absolutely hate it and am thinking about a reset - I want community and health, but I also have to do…
When the CI server doesn't want to start anything new on Friday
https://www.republik.ch/2026/05/30/er-glaubte-die-pariser-attentate-seien-inszeniert-osama-bin-laden-keine-echte-person das ging aber schnell - guter Artikel der @republik_magazin
When the CI server doesn't want to start anything new on Friday
https://www.republik.ch/2026/05/30/er-glaubte-die-pariser-attentate-seien-inszeniert-osama-bin-laden-keine-echte-person das ging aber schnell - guter Artikel der @republik_magazin
🐘 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 1.2× per week.
🕵️ Fake follower check
Estimated75/100
Good
Credibility score
92%
Real
Real audience
Low
Fake-follower risk
High
Data confidence
- Est. 92% real, active audience · Low fake-follower risk.
- Engagement (~1.0% of followers engage each post) is around typical for Mastodon.
- Verified account.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Aka Webastian. Software Aficionado (Softcore). Has a JBIG2 stream of thoughts to unpack which may interfere with interesting toots. Lives by a stupid code. He/Him.
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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