Engineering

As an engineer creating an interview question, you may spend a lot of time thinking up the perfect question and its optimal solution. But...

Unit testing is a powerful tool in a coding assessment, for both interviewers and candidates. For one, unit testing lets interviewers score assessments automatically,...

When building a platform where candidates write code in an interview, there are several ways you can design the architecture. Perhaps the most straightforward...

If you’ve taken any of CodeSignal’s Certified Coding Assessments, you’ve interacted with the work of our team of Assessment Design Engineers. The same is...

CodeSignal has some very unique QA challenges. For one thing, to make sure we’re always agilely responding to our customers’ needs, we usually test...

One night last year our engineering team was woken up by a multiple-alarm fire, our CPU and memory spiking off the chart. At first...

If you send emails to customers or users, the presentation of your content via HTML and CSS really matters. You want your logo to...

https://youtu.be/DkY4y9XbQVA In this episode of Measuring Dev Skills, Pat and Albert talk about CodeSignal IDE's built-in terminal. We look at some of the familiar...

At CodeSignal we use MongoDB to store the majority of our data, from programming tasks and test cases to coding session recordings (which can...

https://youtu.be/0GUIoFqZB5M In this episode of Measuring Dev Skills, Pat and Albert take a look at the CodeSignal IDE. We discuss how the team was...

In 2020, CodeSignal added support for mobile assessments. This means that interviewers can ask candidates to build a mobile app using React Native or...

https://youtu.be/0wrIonU5at0 Databases are an important part of full stack development! In this episode of Measuring Dev Skills, Pat and Michael create some realistic examples...