Lane Wagner's Courses

Boot.dev Founder and Lead Instructor

Lane is a back-end engineer and the lead instructor of Boot.dev. He has taught over one million students worldwide, on Boot.dev, FreeCodeCamp, YouTube and the Backend Banter podcast. Lane worked as a backend engineer writing Go, Python and TypeScript, then moved into engineering management and a couple of years later left to build Boot.dev full-time.

Course List

Last updated: Jun 2025

Course

1. Learn to Code in Python

Ch 1. Introduction Ch 2. Variables Ch 3. Functions Ch 4. Scope Ch 5. Testing and Debugging Ch 6. Computing Ch 7. Comparisons Ch 8. Loops Ch 9. Lists Ch 10. Dictionaries Ch 11. Sets Ch 12. Errors Ch 13. Practice Ch 14. Quiz

Last updated: Jun 2025

Course

2. Learn Go

Ch 1. Variables Ch 2. Conditionals Ch 3. Functions Ch 4. Structs Ch 5. Interfaces Ch 6. Errors Ch 7. Loops Ch 8. Slices Ch 9. Maps Ch 10. Pointers Ch 11. Packages and Modules Ch 12. Channels Ch 13. Mutexes Ch 14. Generics Ch 15. Enums Ch 16. Quiz

Last updated: Jun 2025

Course

3. Learn JavaScript

Ch 1. Variables Ch 2. Comparisons Ch 3. Functions Ch 4. Objects Ch 5. Classes Ch 6. Prototypes Ch 7. Loops Ch 8. Arrays Ch 9. Errors Ch 10. Sets Ch 11. Maps Ch 12. Promises Ch 13. The Event Loop Ch 14. Runtimes Ch 15. Modules

Last updated: May 2025

Course

4. Learn HTTP Clients

Ch 1. Why HTTP? Ch 2. DNS Ch 3. URIs Ch 4. Errors Ch 5. Headers Ch 6. JSON Ch 7. Methods Ch 8. Paths Ch 9. HTTPS

Last updated: Jun 2025

Course

5. Learn Data Structures and Algorithms

Ch 1. Algorithms Intro Ch 2. Math Ch 3. Big-O Analysis Ch 4. Sorting Algorithms Ch 5. Exponential Time Ch 6. Data Structures Intro Ch 7. Stacks Ch 8. Queues Ch 9. Linked Lists Ch 10. Binary Trees Ch 11. Red Black Trees Ch 12. Hashmaps Ch 13. Tries Ch 14. Graphs Ch 15. BFS and DFS Ch 16. P vs NP

Last updated: Jun 2025

Course

6. Learn SQL

Ch 1. Introduction Ch 2. Tables Ch 3. Constraints Ch 4. CRUD Ch 5. Basic Queries Ch 6. Structuring Ch 7. Aggregations Ch 8. Subqueries Ch 9. Normalization Ch 10. Joins Ch 11. Performance

Last updated: Jun 2025

Course

7. Learn Object Oriented Programming

Ch 1. Clean Code Ch 2. Classes Ch 3. Encapsulation Ch 4. Abstraction Ch 5. Inheritance Ch 6. Polymorphism

Last updated: Jun 2025

Guided Project

8. Build a Bookbot

Ch 1. Setup Ch 2. Data Analysis Ch 3. Report

Last updated: Jun 2025

Course

9. Learn Functional Programming

Ch 1. What is Functional Programming? Ch 2. First Class Functions Ch 3. Pure Functions Ch 4. Recursion Ch 5. Function Transformations Ch 6. Closures Ch 7. Currying Ch 8. Decorators Ch 9. Sum Types

Last updated: Jun 2025

Course

10. Learn Docker

Ch 1. Install Ch 2. Containers Ch 3. Storage Ch 4. Execute Ch 5. Networks Ch 6. Dockerfiles Ch 7. Debug Ch 8. Publish

Last updated: Jun 2025

Course

11. Learn Cryptography

Ch 1. Symmetric Encryption Ch 2. Encoding Ch 3. Brute Force Ch 4. Caesar Cipher Ch 5. XOR Ch 6. Stream Ciphers Ch 7. Block Ciphers Ch 8. DES Ch 9. AES Ch 10. Asymmetric Encryption Ch 11. RSA Ch 12. Hash Functions Ch 13. Digital Signatures Ch 14. KDFs

Last updated: Jun 2025

Guided Project

12. Build a Maze Solver

Ch 1. Tkinter Ch 2. Cells Ch 3. Maze Ch 4. Solve

Last updated: May 2025

Guided Project

13. Build a Web Crawler

Use TypeScript to build a web crawler that any SEO expert would be happy to have. You'll make HTTP requests and parse HTML to generate reports that can easily marshaled to standard output or a file. If you're interested in getting a job using Node.js, this project will teach you how Node can be used to build a command-line application.

Last updated: Jun 2025

Course

14. Learn HTTP Servers

Ch 1. Servers Ch 2. Routing Ch 3. Architecture Ch 4. JSON Ch 5. Storage Ch 6. Authentication Ch 7. Authorization Ch 8. Webhooks Ch 9. Documentation

Last updated: Jun 2025

Guided Project

15. Build a Pokedex

Ch 1. REPL Ch 2. Cache Ch 3. Pokedex

Last updated: May 2025

Course

16. Learn Data Structures and Algorithms 2

Ch 1. Dijkstra's Ch 2. Bellman-Ford Ch 3. Heaps Ch 4. A* Search Ch 5. Dynamic Programming Ch 6. Edit Distance Ch 7. Linear Programming

Last updated: May 2025

Guided Project

17. Build a Blog Aggregator

Ch 1. Config Ch 2. Database Ch 3. RSS Ch 4. Following Ch 5. Aggregate

Last updated: Jun 2025

Course

18. Learn CI/CD

Ch 1. Continuous Integration Ch 2. Tests Ch 3. Formatting Ch 4. Linting Ch 5. Security Ch 6. Build Ch 7. Deploy Ch 8. Database

Last updated: Jun 2025

Course

19. Learn Linux

Ch 1. Terminals and Shells Ch 2. Filesystems Ch 3. Permissions Ch 4. Programs Ch 5. Input/Output Ch 6. Packages

Last updated: Jun 2025

Guided Project

20. Build a Static Site Generator

Ch 1. Static Sites Ch 2. Nodes Ch 3. Inline Ch 4. Blocks Ch 5. Website

Last updated: May 2025

Course

21. Learn Kubernetes

Ch 1. Install Ch 2. Pods Ch 3. Deployments Ch 4. ConfigMaps Ch 5. Services Ch 6. Ingress Ch 7. Storage Ch 8. Namespaces Ch 9. Scaling Ch 10. Nodes

Last updated: Jun 2025

Course

22. Learn HTTP Servers

Ch 1. Servers Ch 2. Routing Ch 3. Architecture Ch 4. JSON Ch 5. Error Handling Ch 6. Storage Ch 7. Authentication Ch 8. Authorization Ch 9. Webhooks Ch 10. Documentation

Last updated: Jun 2025

Course

23. Learn HTTP Clients

Ch 1. Why HTTP? Ch 2. JSON Ch 3. DNS Ch 4. URIs Ch 5. Headers Ch 6. Methods Ch 7. Paths Ch 8. HTTPS Ch 9. Errors Ch 10. cURL

Last updated: Jun 2025

Course

24. Learn TypeScript

Ch 1. Types Ch 2. Functions Ch 3. Unions Ch 4. Arrays Ch 5. Objects Ch 6. Tuples Ch 7. Intersections Ch 8. Interfaces Ch 9. Enums Ch 10. Type Narrowing Ch 11. Classes Ch 12. Utility Types Ch 13. Generics Ch 14. Conditional Types Ch 15. Local Development

Last updated: Jun 2025

Guided Project

25. Build a Blog Aggregator

Ch 1. Config Ch 2. Database Ch 3. RSS Ch 4. Following Ch 5. Aggregate

Last updated: Jun 2025

Course

26. Learn Pub/Sub Architecture

Ch 1. Pub/Sub Architecture Ch 2. Message Brokers Ch 3. Publishers & Queues Ch 4. Subscribers & Routing Ch 5. Delivery Ch 6. Serialization Ch 7. Scalability

Last updated: Jun 2025

Guided Project

27. Build a Pokedex

Ch 1. REPL Ch 2. Cache Ch 3. Pokedex

Last updated: Jun 2025

Course

28. Learn CI/CD

Ch 1. Continuous Integration Ch 2. Tests Ch 3. Formatting Ch 4. Linting Ch 5. Security Ch 6. Build Ch 7. Deploy Ch 8. Database

Last updated: Jun 2025

Course

29. Learn File Servers and CDNs

Ch 1. File Storage Ch 2. Caching Ch 3. AWS S3 Ch 4. Object Storage Ch 5. Video Streaming Ch 6. Security Ch 7. CDNs Ch 8. Resiliency

Last updated: Jun 2025

Guided Project

30. Build an AI Agent

Ch 1. LLMs Ch 2. Functions Ch 3. Function Calling Ch 4. Agents

Last updated: May 2025

Guided Project

31. Build a Web Crawler

Use Golang to build a web crawler that any SEO expert would be happy to have. You'll make HTTP requests and parse HTML to generate reports that can easily marshaled to standard output or a file. If you're interested in getting a job writing Golang, this project will teach you how a Golang command-line application is built.

Last updated: Jun 2025

Course

32. Learn File Servers and CDNs

Ch 1. File Storage Ch 2. Caching Ch 3. AWS S3 Ch 4. Object Storage Ch 5. Video Streaming Ch 6. Security Ch 7. CDNs Ch 8. Resiliency

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