
HackerRank
CodeSignal
iMocha
TestGorilla
HackerEarth
mettl
DevSkiller
Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.

Ghost
Medium
Buttondown
WordPress
MailChimp
beehiiv
Notocat
With Substack, anyone can start a publication that combines a personal website, blog, and email newsletter or podcast. It's quick and simple.

Which is more popular?
Based on our record, Substack seems to be a lot more popular than Codility. While we know about 106 links to Substack, we've tracked only 2 mentions of Codility.
Website, pricing, platforms and company facts side by side.
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| Website | codility.com | substack.com |
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| Company | — | Startup from the United States |
| Listed in |
In their own words, as submitted to SaaSHub.


The Codility platform includes: CodeCheck - Design role-specific remote skills assessments to screen your technical candidates before moving them to the interview stage. CodeLive - Host technical remote or onsite interviews via our shared editor using a range of templates and whiteboards....
No description of Substack yet.
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of Codility yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
An Introduction to Codility: The Tech Hiring Platform for Engineering Teams
Monetizing Podcasts and Newsletters - Chris Best of Substack and Jonathan Gill of Backtracks
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Codility and Substack. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Codility is a platform that helps companies assess the coding skills of developers. They offer a range of online coding tests and assessments that enable employers to evaluate candidates' technical abilities.
Substack offers writers of all experience levels the ability to write an email newsletter that’s profitable through subscriptions. Substack provides purpose-built web and newsletter publishing tools to enable writers...
What sеts Substack apart is its sеamlеss intеgration of contеnt crеation and subscription-basеd monеtization. Substack’s usеr-friеndly intеrfacе, distribution tools, and support for various contеnt formats make it a...
Substack and Medium differ primarily in their monetization methods. Medium pays creators based on reader engagement, while Substack enables writers to monetize directly through paid subscriptions to their newsletters....
Recommendations tracked on public social media and blogs since March 2021.


- Technical skills: have they got the walk to match the talk? Programming languages on a resume mean little if candidates are unable to demonstrate their hard coding skills. You can test these skills with technical skill tests, such as... - Source: dev.to / over 2 years ago
Codility : Verify and improve coding skills. - Source: dev.to / over 5 years ago
Name Type Required Description Cookie String Yes Substack.sid= (browser session cookie) Accept String Yes Application/json Origin String Yes Publication origin, e.g.... - Source: dev.to / about 22 hours ago
For anyone that would like to see more quantizations tested, I can highly recommend paying a few bucks for oobabooga's testing, which is published on his Substack: https://substack.com/@oobabooga. - Source: Hacker News / 21 days ago
Reminds me of this meme: https://substack.com/@tomasbjartur/note/c-323840878?r=6cjtqn. - Source: Hacker News / 25 days ago
When comparing Codility and Substack, you can also consider the following products.

HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Compare HackerRank to Codility or Substack:

Ghost is a fully open source, adaptable platform for building and running a modern online publication. We power blogs, magazines and journalists from Zappos to Sky News.
Compare Ghost to Codility or Substack:

CodeSignal is the leading assessment platform for technical hiring.
Compare CodeSignal to Codility or Substack:

Welcome to Medium, a place to read, write, and interact with the stories that matter most to you.
Compare Medium to Codility or Substack:


Buttondown is the best way to start and run your newsletter
Compare Buttondown to Codility or Substack: