Jeroen Engels✓ Add us as a preferred source on Google
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Make a deal with Jeroen Engels
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
162
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 Jeroen Engels
📊 Post engagement
Recent posts · likes + reposts
Apr 26latest
6
Avg engagement / post
4–8
Typical post (engagement)
3.7%
Engagement vs followers
78/100
Very consistent reach
Nov 2022
On Mastodon since
Half of recent posts land between 4 and 8 likes + reposts (median 4) — a dependable floor a sponsored post can count on.
🔥 Top post: I often want to write about functional programming and what it's · 11 likes + reposts
📊 Activity & format
Posting cadence
0.18 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 12 text · 0 image · 0 video.
Follower / following
2.3×
Follows 72 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
EDIT: Found an invite ✅
Is anybody willing to invite me to fosstodon.org?
mastodon.cloud is closing and I need to find another instance.
It's warm today in France. Very nice to hang clothes to dry. Terrible for the planet.
In which elm-review gets the best-in-class automatic removal for unused parameters.
https://jfmengels.net/removing-unused-parameters
Essential and accidental configuration for tooling
https://jfmengels.net/essential-and-accidental-configuration
You're all entitled to my own opinion.
I've said it before, I know, but I just love how much the Simplify rule in elm-review does, and so well.
This rule alone does more than entire linters for other languages: I count over 420 documented code simplifications (without counting …
Me yesterday: Hey, I'll just write a short blog post on how pattern matching works in #elmlang
Me today: Reading compiler source code and computer science papers on decision trees.
I created a repo that holds a collection of Elm #elmlang optimization ideas.
Would you like to implement one?
https://discourse.elm-lang.org/t/elm-optimizations-ideas/10287
Here is some additional advice on how to use Html.Lazy more in #elmlang.
https://jfmengels.net/make-your-roots-lazy
I wrote an article explaining how #elm's `Html.Lazy` module works under the hood, with some exploration on other potential useful variants.
https://jfmengels.net/caching-behind-elm-lazy
Here's a great technique for keeping codebases maintainable: compiler reminders.
https://jfmengels.net/compiler-reminders
🐘 Community & instance
Home server
mastodon.cloud
A large general-interest Mastodon server. On the fediverse the server a creator picks hints at their community — this one spans all topics.
✅ 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 6 views per post.
📤Posts about 0.2× 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 (~3.7% 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
Elm developer. Author of elm-review. Co-host of the Elm Radio podcast. Working on making programming easier through static analysis and FP.
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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18%
Guillaume Rossolini
14%
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14%
AndreasDavour
11%
R.J.
11%
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11%
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Frequently asked questions
How much does Jeroen Engels charge for a sponsorship?
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How many followers does Jeroen Engels have?
Jeroen Engels has 162 followers on Mastodon.
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