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CodeSignal Updates
How San José State climbed to #2, and why their deans saw it coming
When you rank universities by what graduates can actually do rather than by institutional prestige, the results look different. That's been true every year since CodeSignal started publishing its University Ranking Report.…
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Tech Recruiting
Pre-employment testing platforms: A practical guide for global hiring 
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AI Interviewer
AI interviewer video technology: How the hiring process is changing for the better

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
Pre-employment testing platforms: A practical guide for global hiring 
Tech Recruiting
Best hiring platforms 2026: Tools that actually predict job performance
Tech Recruiting
CoderPad Alternatives: Smarter options 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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CodeSignal Updates
How San José State climbed to #2, and why their deans saw it coming
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

All posts

What is a technical assessment platform blog cover

What is a technical assessment platform? Features, benefits, and choices for 2026

Codility alternatives blog cover image

7 Codility alternatives for developer and technical assessments in 2026

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Introducing: AI-Assisted Coding Assessments and Interviews

From basic knowledge to breakthroughs: How prompt engineering certification can boost your career quickly

Prompt engineering salary ranges: Is it worth the switch?

URx 2025 recap: Reimagining early career recruiting in the age of AI

The key to AI success: What is prompt engineering and why it will work for you

Prompt engineering jobs: The lucrative AI job nobody told you about

Elevating AI interactions: 5 reasons to invest in a prompt engineering course

CodeSignal 2025 University Ranking Report blog cover

These are the top 10 schools in CodeSignal’s 2025 University Ranking Report

TED partnership blog cover

CodeSignal and TED partner to turn big ideas into real-world skills

Tech skills screening blog cover

A quick and practical guide to technical skills screening software