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Engineering

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How CodeSignal makes it easy to write and run unit tests for a coding assessment

The power of persistence: Building a new architecture for interviews

The unique role of Assessment Design Engineers at CodeSignal

How CodeSignal’s QA team ensures we can rapidly ship releases to customers

What we learned when 10,000 users hit our platform at once

How to avoid issues with your HTML email formatting

Exploring the CodeSignal IDE, Part 2: The terminal

Everything you wanted to know about MongoDB but were too afraid to ask

Exploring the CodeSignal IDE, Part 1: User experience

How we support mobile developer interviews in our back-end and IDE

Creating SQL questions in CodeSignal

How to use source maps for essential debugging