Coding Interview Prep Guide | Data Structures & Algorithms Patterns (PDF)

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Walk into your next technical interview with a plan. This 6-page guide teaches the 5 patterns behind most coding interview questions, plus how to talk through any problem out loud.

WHAT'S INSIDE

Two pointers, sliding window, BFS, DFS/backtracking, and dynamic programming, each with a code template and worked example
The UMPIRE framework for structuring your answer in an interview
A list of common technical and communication mistakes that cost points
A printable practice tracker and pattern confidence check-in

HOW IT WORKS

Purchase and download the PDF from your Etsy account.
Print the reference pages (US Letter and A4 versions both included), or study on a tablet or computer, and print just the tracker pages as you practice.

Digital product only, nothing will be shipped. For personal use, no resale or redistribution. Because this is a digital download, refunds aren't available, but message me if there's a problem with your file.

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Listed on Sep 21, 2026