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CodeSignal Updates
CodeSignal and TED partner to turn big ideas into real-world skills
Trivia question: What does TED stand for?  Answer: TED, the world-renowned conferences held across the globe, is an acronym for Technology, Entertainment, and Design. But really, TED stands for inspiration and the…
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Tech Recruiting
A quick and practical guide to technical skills screening software
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Tech Recruiting
Prevent and detect cheating in recruiting

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
A quick and practical guide to technical skills screening software
Blog cover for cheating detection and prevention blog
Tech Recruiting
Prevent and detect cheating in recruiting
Best coding interview tools of 2025 blog cover
Tech Recruiting
Best coding interview tools in 2025: Your ultimate guide for technical interviews

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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TED partnership blog cover
CodeSignal Updates
CodeSignal and TED partner to turn big ideas into real-world skills
TIME top EdTech companies 2025 award blog cover
CodeSignal Updates
CodeSignal recognized as a global EdTech leader by TIME
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CodeSignal Updates
CodeSignal joins forces with AWS to bridge the tech skills gap

All posts

The future of University Recruiting

Enhanced front-end library management feature

Pros and cons of automated technical interviews

Remote work is the future

How to take technical interviews online

What should be the role of the recruiter today?

CodeSignal named on G2’s Best Software Companies 2020 list

CodeSignal offers its Interview solution for free to flatten the curve

New feature: CodeSignal virtual whiteboard

Tips for conducting onsite technical interviews virtually

What you should look for in technical online interview software

Tips and advice for conducting technical onsite interviews online