
LeetCode
Codility
CodeSignal
iMocha
Codewars
HackerEarth
TestGorilla
HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.

hireEZ (Formerly Hiretual)
Noon AI
PeopleGPT by Juicebox
SeekOut
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Eightfold AI
Wrangle.ai
The Platform for Modern Recruiting
Which is more popular?
Based on our record, HackerRank seems to be a lot more popular than Gem.com. While we know about 67 links to HackerRank, we've tracked only 3 mentions of Gem.com.
Website, pricing, platforms and company facts side by side.
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| Website | hackerrank.com | gem.com |
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| Company | — | 2017 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of HackerRank yet.
Gem is an all-in-one recruiting platform that integrates with LinkedIn, Gmail & Outlook, and your ATS. It enables world-class recruiting teams to find, engage, and nurture top talent. Recruiters use Gem to build lists of people to reach out to, find an email, and automate follow-ups. Gem...
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.


Overall verdict
Why this product is good
Recommended for
HackerRank is recommended for students, individual learners, and job seekers looking to improve their coding skills, as well as for companies seeking an efficient way to evaluate candidates' technical abilities during the hiring process.
No analysis of Gem.com yet.
Walkthroughs and reviews on video.
Is HackerRank A Good Idea?
More videos
Gem.com - CRM для рекрутинга и сорсинга. Обзор продукта // #SourcingNuances
How often each product is chosen within a category, 0–100% relative to the other.


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


What are LeetCode and LeetCode alternatives good for?LeetCode💡Interested in leveling up your career? Apply to the Formation Fellowship...
HackerRank’s challenges cover a wide range of topics and difficulty levels, allowing developers to enhance their problem-solving skills and learn new algorithms and data structures. The competitive nature of...
HackerRank offers a wide array of challenges across various domains such as algorithms, mathematics, SQL, and functional programming. Its interface is user-friendly, and the platform provides detailed feedback on...
We have no reviews of Gem.com yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


This way, you transfer what you already know (problem-solving) but only change the syntax. Platforms like Hackerrank are also great to solve the same problem in different languages and learn from other people’s solutions. - Source: dev.to / about 1 year ago
Firstly, solve some common data structure problems with it. Implement some data structures like arrays, linked lists, stacks, queues, etc. You can check common problems on LeetCode, Hackerank or some other resources. - Source: dev.to / over 2 years ago
I don't have a consecutive internet connection and I can't keep up learning process so I started practicing in hackerrank.com I have started some challenges in python and c++ there. Thus I have no internet connection so I cannot practice... Source: almost 3 years ago
When you say my crm--i'm not sure what you mean. I use gem.com to send my emails--I guess that's what you mean? You think they might know how to resolve this? I know crm means something like customer relationship management but I didn't... Source: over 3 years ago
So but once my email is "warmed up", you're saying that I should never really send a big gem.com email sequence of 50 emails at once, because a real person wouldn't be able to send 50 emails in 5 minutes or however long it takes gem to... Source: over 3 years ago
I send about 150 emails per day through a gem.com sequence. Source: over 3 years ago
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