UDUdemy
Master the Coding Interview: Data Structures + Algorithms
Beginner 19.5 hours English Course Certificate
Our recommendation
Andrei Neagoie's popular course on preparing for coding interviews, covering the data structures and algorithms that come up, plus interview strategy and problem-solving. It is practical and motivating, a strong companion to hands-on practice on sites like LeetCode.
Skills you'll gain
Data structuresAlgorithmsInterview preparationProblem solvingBig-O analysisCoding challenges
Is this course right for you?
A good fit if you…
You can already program
You are preparing for interviews
You want strategy plus practice
Consider something else if you…
You are new to programming
You want rigorous algorithm theory
You want a specific language course
About this course
This course splits cleanly into technical and non-technical halves: the technical side covers Big O notation, arrays, hash tables, linked lists, stacks/queues, trees (BST, AVL, heaps, tries), recursion, sorting, searching, and dynamic programming, with code provided in 13 languages; the non-technical side covers resumes, LinkedIn, portfolios, and — distinctively — how to handle offers and negotiate a raise once you have one.
What you'll learn
Ace coding interviews at top tech companies using Big O analysis
Implement and use core data structures: arrays, hash tables, linked lists, trees
Apply core algorithms: recursion, sorting, searching, BFS/DFS, dynamic programming
Get more interviews through resume, LinkedIn, and portfolio optimization
Approach system design and coding problems with the right structured questions
Professionally handle job offers and negotiate a raise
This course includes
19.5h
On-demand video
Yes
Certificate
Yes
Mobile access
English
Language
What it costs
A paid Udemy course, usually on sale for around $12 to $20. Lifetime access and a refund window.
Comparison · LBS
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Prices & availability can change — confirm on the provider's site. We're not affiliated with any single provider.
Is the certificate recognised?
Udemy completion certificate — not accredited; the skills you build matter most.
Instructor
AN
Andrei Neagoie
Udemy instructor
Andrei Neagoie has taught some of Udemy's highest-rated programming courses, with graduates working at Google, Tesla, Amazon, Apple, IBM, JP Morgan, and Meta; he now runs ZTM Academy.
About this provider
UD
Udemy
The world's largest online learning marketplace. 65M+ students, 210,000+ courses.
Frequently asked questions
Yes. It assumes you can already code; it focuses on interview data structures, algorithms and strategy.
Yes as interview preparation, especially paired with hands-on practice. It covers the common patterns and how to approach problems.
A paid Udemy course, usually on sale for around $12 to $20, with lifetime access and a refund window.
Both. This teaches the patterns and strategy; LeetCode gives you problems to practise on. They work well together.
It focuses on the concepts and typically uses JavaScript for examples, but the ideas apply across languages.