Grokking the Engineering Manager Coding Interview
Your ultimate guide to successfully acing Engineering Manager coding interviews.

Course Overview
Are you preparing for a coding interview to land an engineering manager role at a top tech company? If so, **Grokking the Engineering Manager Coding Interview** is crafted to give you the edge you need. With a focus on mastering essential data structures and proven coding patterns, this course will equip you to solve problems quickly and effectively. You'll find easy-to-understand explanations, practical examples, and a structured approach to tackling coding problems commonly faced during technical interviews. Don't let coding hurdles stand in your way as you move toward a leadership position. This course is designed to help you stay sharp on fundamental concepts while developing the problem-solving skills that set successful managers apart. Dive in, practice with real-world problems, and build the confidence you need to ace your interview and secure your engineering management dream job. Let's get started!
What you'll learn in Grokking Engineering Manager Coding Interview
- A deliberately narrowed syllabus for managers: the five data structures and five patterns that carry almost all EM coding rounds, rather than the full catalogue.
- The five patterns worth your limited time: two pointers, sliding window, tree breadth and depth first search, island and matrix traversal, and greedy algorithms.
- Implementation lessons as well as problems, including implementing a stack, circular queues and deques, and what actually goes wrong inside a hash table.
- The applications of each structure, so you can say why you reached for it, which is weighted more heavily for managers than raw speed is.
- A path back to fluency for people whose last data structures interview was several promotions ago.
- Arrays, hash tables, stacks, queues, and hash sets rebuilt from the introduction upward, since these are the ones that go rusty first when you stop writing code daily.
- 49 problems with full solutions, an algorithm walkthrough, and complexity analysis on each.
- A realistic difficulty band, mostly easy and medium with a few hard ones, which is what manager loops actually ask.
- Solutions in Python, Java, C++, JavaScript, Go, and C#, so you can interview in whatever you last wrote seriously.
- Enough scope to be finishable alongside a full-time management job, which a 300-problem course is not.
Course Content
Hash Table (aka Hashmap or Dictionary)
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About the Author

Arslan Ahmad
Industry Expertise & Leadership
Arslan Ahmad is the lead author of Grokking the Engineering Manager Coding Interview. As the founder of Design Gurus and a former FAANG hiring manager, he has worked at industry giants like Facebook (now Meta) and Microsoft.
He has conducted hundreds of system design interviews, giving him unique insight into what top tech companies look for in candidates.
The course also incorporates expertise from senior engineers at Google, Meta, Amazon, Microsoft, and Uber, ensuring you learn system design best practices from professionals who have built and scaled real-world systems.
500+
Interviews Conducted
10k+
Students Taught
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FAQs
What is Grokking the Engineering Manager Coding Interview?
It is a coding course scoped for managers. Rather than covering every pattern, it rebuilds five core data structures and drills the five patterns that dominate EM coding rounds, across 49 problems with full solutions in six languages.
Why do engineering managers still get coding interviews?
Because most companies still screen managers on code, particularly at the big tech firms, on the reasoning that a manager who cannot follow their team’s work cannot lead it. The bar is usually lower than for a senior engineer and the round is often shorter, but it is a real filter and managers frequently underestimate it.
How is this different from Grokking the Coding Interview?
Scope, and it is the entire point. The patterns course is 41 patterns and more than 300 problems, built for engineers with months to prepare. This is five structures and five patterns across 49 problems, built for someone with a management job and a few weeks. It is deliberately narrower, and the narrowing is what makes it finishable.
Which topics does it cover?
Data structures: arrays, hash tables, stacks, queues, and hash sets, each with introduction, implementation, and application lessons before its problems. Patterns: two pointers, sliding window, tree breadth and depth first search, island and matrix traversal, and greedy algorithms.
What if I have not written code in years?
That is the situation this course is designed for. Every chapter begins with the structure explained from scratch and the problems inside it start easy, so you are rebuilding rather than being tested. Expect the first chapter to feel slow and the fourth to feel normal again.
How hard are the problems?
Mostly easy and medium, with a small number of hard ones such as the smallest window containing a substring and shortest path in a grid with obstacles. That mirrors the real bar: manager coding rounds tend to ask a solid medium and care more about how clearly you work through it than about whether you find the optimal solution instantly.
Which programming languages are supported?
Python, Java, C++, JavaScript, Go, and C#. Every solution is given in all six, which matters here, because managers often interview in a language they have not used professionally for some time.
Should I also prepare for the management rounds?
Yes, and they carry more weight than this one. The coding round is usually a filter; the people leadership, behavioral, and project retrospective rounds are what decide the offer and the level. Grokking the Engineering Manager Interview covers those.
Is the course text-based or video-based?
Text-based, with runnable code. Being able to attempt a problem, run it, and compare against the solution at your own pace suits preparation squeezed around a working week better than video does.
Do I get a certificate of completion?
Yes. Design Gurus issues a certificate once you have completed the course, and you can share the link directly or add it to your LinkedIn profile.
