beginner

Learning Claude Code Basics

Master agentic engineering with Claude Code. Learn foundation basics, project customization, plan mode, and custom skill creation through hands-on data analysis and API development.

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Verified skills you'll gain

INTERMEDIATE

Autonomous Workflow Automation

ADVANCED

Tool Integration and Action Execution

Tools you'll use

Claude Code

JavaScript

Python

Trusted by learners working at top companies

Turn screen time into skills time

Practice anytime, anywhere with our mobile app.

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Certificate of Achievement

Course 2

Customizing Claude Code for Your Projects

4 lessons

12 practices

Learn to customize Claude Code for specific workflows. Create persistent instructions with CLAUDE.md, control what Claude sees with context management, configure settings, and handle errors effectively. You'll work with a sales analysis project throughout this course.

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Course 3

Advanced Claude Code Features

4 lessons

10 practices

Master power-user features: understand the evolution of Claude Code extensions, manage tool permissions, use Plan Mode for safe refactoring, delegate work to subagents, and leverage web access tools effectively.

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Course 4

Extending Claude's Capabilities with Agent Skills

4 lessons

8 practices

Learn the Skills system—Claude's most powerful extension mechanism. Understand how Skills differ from custom commands, create practical skills for real workflows, and build multi-skill workflows where Claude automatically selects the right skill for each task.

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Course 5

Claude Code: Applying What You've Learned

3 lessons

8 practices

Apply your Claude Code skills to a real project through progressive, hands-on exercises. You'll configure Claude Code for an existing codebase, implement multiple features using skills you created in previous courses, and practice error recovery techniques—all while building confidence with real-world workflows.

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From our community

Hear what our customers have to say about CodeSignal Learn

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

From our community

Hear what our customers have to say about CodeSignal Learn

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11