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Skill Validation
AI skills verification platforms: 4 factors to look for before you invest
In today’s ever-evolving hiring landscape, companies are continuously looking for better ways to identify and retain top talent. Traditional hiring practices are no longer enough to predict job performance or uncover real-world…
Skill Validation
Top talent: How to use AI skills verification for hiring better, faster, and smarter
Learner Stories
Learner Story: Laia’s Path Through Campuslands and CodeSignal’s GCA

Interview prep

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Interview Prep
Advice from CodeSignal CEO, Tigran Sloyan, on prepping for tech interviews & assessments
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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
Get better hiring results with a full stack engineer testing platform
Tech Recruiting
What is a coding assessment platform? A practical guide for hiring teams
Tech Recruiting
Enterprise product manager assessment platform: Hiring the best PMs at scale

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
Highlights from Beyond 2025: Building the super skills of the AI era
CodeSignal Updates
A Conversation with Dr. Mary Papazian on the Future of Education
CodeSignal Updates
CodeSignal & RippleMatch: Expanding Access Through Verified Skills

All posts

What is a coding assessment platform? A practical guide for hiring teams

CodeSignal & RippleMatch: Expanding Access Through Verified Skills

A man with glasses sits at a desk, focused on his laptop, surrounded by books and a notepad.

Looking to invest in AI skills validation? Mistakes to avoid (that hinder your success)

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AI skills validation compliance: 5 ways to protect integrity in the age of automation

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AI skills validation: Help where your hiring process needs it most

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Do you need better AI skills validation? How to choose what’s right for you

Candidate Experience and Skills Validation: The Advantages of Focusing on Both

The 4 benefits of skills validation: ROI, better retention and more

Pre-hiring skills validation: Methods that top HR leaders trust

Hire smarter: 5 tips for using skills validation training in your hiring process

The use of skills validation in HR: 5 frequently asked questions to get started

What hiring really looks like with AI: Key takeaways from RecOps Con 2025