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Tech Recruiting
DevSkiller alternatives to power better technical assessments
Hiring technical talent today is a bit like debugging a complex line of code. The right tools make all the difference, but the wrong ones are bound to slow you down.  Recent…
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CodeSignal Updates
How to upskill your entire workforce for the age of AI
Prompt Engineering
Prompt engineering jobs: Remote work with rewarding pay and purpose

Interview prep

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Interview Prep
Advice from CodeSignal CEO, Tigran Sloyan, on prepping for tech interviews & assessments
28 SQL interview questions and answers
Interview Prep
28 SQL interview questions and answers from beginner to senior level
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Interview Prep
22 senior software engineer interview questions (and answers)

Tech recruiting

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Tech Recruiting
DevSkiller alternatives to power better technical assessments
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Tech Recruiting
What is a technical assessment platform? Features, benefits, and choices for 2025
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Tech Recruiting
7 Codility alternatives for developer and technical assessments in 2025

Engineering

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Engineering
A beginner’s guide to mastering data visualization with Matplotlib
Engineering
How to analyze large datasets with Python: Key principles & tips
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Engineering
How to learn C++: An upskilling guide for beginners

CodeSignal updates

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CodeSignal Updates
How to upskill your entire workforce for the age of AI
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CodeSignal Updates
Why our partnership with Go1 is a game-changer for skills development
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CodeSignal Updates
Introducing: AI-Assisted Coding Assessments and Interviews

All posts

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To reduce bias in assessment, use job-relevant examples in your coding tasks

Creating SQL questions in CodeSignal