Skill Path

Pass the Technical Interview with JavaScript

Learn about the computer science concepts of data structures and algorithms and build implementations from scratch in modern JavaScript.

Includes JavaScript, Interview Questions, Data Structures, Big O, Sort and Search Algorithms, and more.

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20,952 learners enrolled

  • Skill level

    Intermediate

  • Time to complete

    8 weeks

  • Certificate of completion

    Yes

  • Prerequisites

    1 course

About this skill path

Once you have a strong foundation in JavaScript, the next step is going pro. In this skill path, we’ll teach you the advanced coding skills you need to land a job — along with tips and tricks that will help you nail the technical interview. Learn about data structures and algorithms and dive into more advanced topics like algorithmic complexity and dynamic programming.

Skills you'll gain

  • Pass a technical interview
  • Implement data structures in JavaScript
  • Create algorithms from scratch
  • Write professional-level code

Syllabus

8 units • 36 lessons • 1 projects • 34 quizzes
  • 1

    Getting Started with Data Structures

    Get started with an overview of data structures, algorithms, and dig into building your first data structure!

  • 2

    JavaScript Linear Data Structures

    Learn to build various linear abstract data types in JavaScript, such as linked lists, queues, and stacks.

  • 3

    Hash Maps

    Learn hash maps, a key-value data storage structure with very efficient lookup performance.

  • 4

    Algorithmic Concepts

    Learn algorithm fundamentals, including recursive vs. iterative patterns and Big O asymptotic notation.

  • 5

    Nonlinear Data Structures

    Learn to build various nonlinear data structures such as Trees, Binary Trees, and Heaps.

  • 6

    Sorting Algorithms

    Learn how to build essential sorting algorithms, such as bubble sort, merge sort, and quicksort.

  • 7

    Graph Data Structures

    Learn how to create, traverse, and find paths through graph data structures.

The platform

Hands-on learning

Don't just watch or read about someone else coding — write your own code live in our online, interactive platform. You'll even get AI-driven recommendations on what you need to review to help keep you on track.
Animated demonstration of running code in Codecademy's learning environment

Projects in this skill path

Reviews from learners

  • The progress I have made since starting to use codecademy is immense! I can study for short periods or long periods at my own convenience - mostly late in the evenings.
    Chris
    Codecademy Learner @ USA
  • I felt like I learned months in a week. I love how Codecademy uses learning by practice and gives great challenges to help the learner to understand a new concept and subject.
    Rodrigo
    Codecademy Learner @ UK
  • Brilliant learning experience. Very interactive. Literally a game changer if you're learning on your own.
    John-Andrew
    Codecademy Learner @ USA

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What's included in skill paths

  • Practice Projects

    Guided projects that help you solidify the skills and concepts you're learning.

  • Assessments

    Auto-graded quizzes and immediate feedback help you reinforce your skills as you learn.

  • Certificate of Completion

    Earn a document to prove you've completed a course or path that you can share with your network.
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How it works

Skill paths help you level-up

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    We guide you through exactly where to start and what to learn next to build a new skill.

  3. Get there quickly

    We’ve hand-picked the content in each Skill Path to fast-track your journey and help you gain a new skill in just a few months.

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