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Latest posts

AI Job Simulation Tools: Are they ready for hiring decisions?

Best AI assessment platforms in 2026

7 best skills-based hiring platforms in 2026

Interview prep

Advice from CodeSignal CEO, Tigran Sloyan, on prepping for tech interviews & assessments

28 SQL interview questions and answers from beginner to senior level

22 senior software engineer interview questions (and answers)

Tech recruiting

AI Job Simulation Tools: Are they ready for hiring decisions?

Best AI assessment platforms in 2026

7 best skills-based hiring platforms in 2026

Engineering

A beginner’s guide to mastering data visualization with Matplotlib

How to analyze large datasets with Python: Key principles & tips

How to learn C++: An upskilling guide for beginners

CodeSignal updates

The CodeSignal MCP: Skills Intelligence, Connected to Any AI Tool

How San José State climbed to #2, and why their deans saw it coming

Highlights from Beyond 2025: Building the super skills of the AI era

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Enterprise product manager assessment platform: Hiring the best PMs at scale

Good resumes versus great candidates: How using skills validation can determine the difference

Redefining hiring for finance and business roles with CodeSignal

SQL assessment tools for developers: Build stronger teams with confidence

Finding an engineering candidate screening platform for smarter tech hiring

Technical project manager skills tests: How to identify and hire the right candidates

How technical skills management platforms build stronger teams

Business operations manager interview questions: 20+ examples and answers

Prompt engineering cheat sheet: 7 tips for accurate and authentic AI writing for any professional

Prompt engineering for business: 7 industries where it’s needed most

Making learning addictive is only half the job

From IT to Elixir expert: How an info systems technician mastered new skills with CodeSignal Learn