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CodeSignal Updates
A Conversation with Dr. Mary Papazian on the Future of Education
Dr. Mary Papazian has spent more than 35 years in higher education, serving as a professor, university president, and national leader in advancing student success and innovation. Now, as CodeSignal’s Senior Advisor…
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Skill Validation
AI skills verification tools: 5 questions to ask before you choose yours
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Skill Validation
AI skills verification software: The innovative newcomer to your hiring needs

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
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
A Conversation with Dr. Mary Papazian on the Future of Education
CodeSignal Updates
CodeSignal & RippleMatch: Expanding Access Through Verified Skills
CodeSignal Updates
What hiring really looks like with AI: Key takeaways from RecOps Con 2025

All posts

New survey reveals: College students prioritize hybrid work and DE&I in job search

Maximize your AWS budget: Buy or renew CodeSignal on AWS Marketplace

3 key ways you can rethink University Recruiting for engineering roles

4 takeaways about compliance in hiring from our webinar with Oyster HR

5 expert tips for making your DE&I programs more effective

8 research-backed best practices to improve diversity in technical hiring

How to handle infinite loops within user code

6 ways to build a racially diverse engineering team (that you might not have tried yet)

Example CodeSignal questions cover image

Example CodeSignal questions for software engineering interviews

Create great technical questions with these 5 crucial steps

4 principles for designing an exceptional rubric for an on-site interview

4 strategies to avoid major recruiting time sinks for your engineering team