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Codility Developer Training Media

Codility Developer Training Demo - Codility Developer Training
Become a better programmer.
Codility Developer Training Demo - Challenges
Take part in our Challenges.
Codility Developer Training Demo - Lessons
Learn with our Lessons.
Codility Developer Training Demo - Exercises
Train with our Exercises.
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Codility Developer Training Reviews (242)

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Reviews

Codility Developer Training Reviews (242)

View 1 Video Reviews
4.7
243 reviews

Review Summary

Generated using AI from real user reviews
Users consistently praise the user-friendly interface and the quality of challenges offered by Codility, which help improve coding skills effectively. The platform's ability to provide immediate feedback and detailed performance analysis enhances the learning experience, making it a valuable resource for both interview preparation and skill development. However, some users note that the editor lacks advanced features like autocomplete.
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Leonardo M.
LM
Msc
Small-Business (50 or fewer emp.)
"Programmer student - lessons and challenges"
What do you like best about Codility Developer Training?

I really like Codility for programming study. In lessons, you can ready contents about the lesson type and practice with some exercises. The Web IDE is robust and fast, providing a suitable environment for testing your code. Thus, you don't need to use your IDE; just the Codility is enough. Review collected by and hosted on G2.com.

What do you dislike about Codility Developer Training?

I think so, in lessons could have a "review" button, to review your code and score. Review collected by and hosted on G2.com.

Verified User in Computer Software
UC
Mid-Market (51-1000 emp.)
"Senior QA Automation Engineer"
What do you like best about Codility Developer Training?

Codility provides good algorithm training and help developers with their technical interviews. Review collected by and hosted on G2.com.

What do you dislike about Codility Developer Training?

It has no free solutions for hard problems. Review collected by and hosted on G2.com.

Alexandr L.
AL
React developer
Mid-Market (51-1000 emp.)
"Nice platform for algorithms"
What do you like best about Codility Developer Training?

Lot of tasks for many algorithms. Good theory matherials. Test coverage for solutions. Review collected by and hosted on G2.com.

What do you dislike about Codility Developer Training?

Not all test cases display the source data. Sometimes it can be very usefull. Review collected by and hosted on G2.com.

Francois L.
FL
Senior Software Development Engineer
Computer Software
Small-Business (50 or fewer emp.)
"Efficient, reliable, scalable, learning and training site. The best site I've seen on this topic!"
What do you like best about Codility Developer Training?

Codility is really reliable. Most of evaluation sites are not really stable, and easy to use, but Codility is almost as much efficient as a real IDE like Visual Studio and evaluation tests are deep. Review collected by and hosted on G2.com.

What do you dislike about Codility Developer Training?

I dislike nothing at all. I would just add a random generator for huge array input. Review collected by and hosted on G2.com.

Verified User in Computer Software
IC
Small-Business (50 or fewer emp.)
"Personal use"
What do you like best about Codility Developer Training?

I like both lessons and challenges. Nowadays there are tools and frameworks ready to use. And there is no time to discover how a solution was made. Trying to discover how to solve a challenge for instance let me thinking where that problem exists and how to solve. To use this platform for interview could be nice. Four years ago I had to answer a C# questionnaire in a paper, after I discovered that 70% had gotten from the internet. Review collected by and hosted on G2.com.

What do you dislike about Codility Developer Training?

The usability. After a challenge I have to wait the answer and sometimes to click to load the results. A problem that I noticed was that to understand the zirconium challenge. At first I was in doubt if it was due to cultural understand (I'm Brazilian) then I decide to start doing the lessons. There I was able to understand what was requested. Review collected by and hosted on G2.com.

Daniel K.
DK
Mobile application engineer
Small-Business (50 or fewer emp.)
"Check your knowledge in a great environment"
What do you like best about Codility Developer Training?

The option to supply your own test cases. Review collected by and hosted on G2.com.

What do you dislike about Codility Developer Training?

The default dark theme. The setting should be active at least during the tab is open. Review collected by and hosted on G2.com.

Griffin L.
GL
Data Scientist
Small-Business (50 or fewer emp.)
"Great platform but has some flaws"
What do you like best about Codility Developer Training?

The provided test cases are helpful and the platform is straightforward Review collected by and hosted on G2.com.

What do you dislike about Codility Developer Training?

If you add your own edge cases, they aren't verified by the internal validation function. This feels like an oversight, otherwise you are expecting the test taker to verify the requested operation by creating the naive solution if even possible in the time limit.

The instructions on some of the more complex tasks should strive for clarity, not brevity. Often I am left asking questions about the instructions themselves rather than focusing on programming the solution. Review collected by and hosted on G2.com.

Seher .
S
Ms
Enterprise (> 1000 emp.)
"usable"
What do you like best about Codility Developer Training?

usable editor, good feedback. seperate subject tests. Review collected by and hosted on G2.com.

What do you dislike about Codility Developer Training?

nothing. if java code could be completed as eclipse, that would be good. Review collected by and hosted on G2.com.

Verified User in Program Development
UP
Small-Business (50 or fewer emp.)
"Great tool for remote testing"
What do you like best about Codility Developer Training?

Just started with Codility and can see the benefits. Remote and proven way to test coding skills Review collected by and hosted on G2.com.

What do you dislike about Codility Developer Training?

Hard to say, I'm not using it for so long Review collected by and hosted on G2.com.

Verified User in Program Development
UP
Small-Business (50 or fewer emp.)
"Refresh algorithms and find new solutions for common tasks"
What do you like best about Codility Developer Training?

Reading material, coding platform itself Review collected by and hosted on G2.com.

What do you dislike about Codility Developer Training?

Not all test results are informative, sometimes they just show error but not a data sequence that was used to reproduce this error Review collected by and hosted on G2.com.

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