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Arslan Ahmad

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Level Up Coding

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Arslan Ahmad

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Mar 14, 2024

Top LeetCode Patterns for FAANG Coding Interviews

A Software Engineer’s Guide to Conquering FAANG Interviews with High-ROI Coding Patterns.

Top LeetCode Patterns for FAANG Coding Interviews

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Arslan Ahmad

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Sep 15, 2022

Don’t Just LeetCode; Follow the Coding Patterns Instead

What if you don’t like to practice 100s of coding questions before the interview?

Grokking the Coding Interview

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Arslan Ahmad

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Jan 19, 2023

System Design Interview Survival Guide (2026): Preparation Strategies and Practical Tips

System Design Interview Preparation: Mastering the Art of System Design.

System Design Interview Survival Guide (2026): Preparation Strategies and Practical Tips

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InterviewNoodle

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Arslan Ahmad

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Jul 18, 2019

The Ultimate Strategy to Preparing for a Coding Interview

How to prepare more quickly for coding interviews

The Ultimate Strategy to Preparing for a Coding Interview

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InterviewNoodle

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Arslan Ahmad

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19h ago

Reverse Proxy vs Load Balancer

Explore how modern distributed systems use reverse proxies and load balancers together to improve security, performance, and reliability.

Reverse Proxy vs Load Balancer

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InterviewNoodle

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Arslan Ahmad

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3d ago

HTTP vs HTTPS

What actually separates HTTP from HTTPS, how the encryption works, and why every modern system defaults to secure.

HTTP vs HTTPS

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InterviewNoodle

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Arslan Ahmad

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4d ago

Database Transactions Explained

What database transactions are, how ACID guarantees work, and why they matter in system design — explained simply for 2026 interviews.

Database Transactions Explained

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InterviewNoodle

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Arslan Ahmad

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6d ago

ACID vs BASE

Learn the Difference Between ACID and BASE, When Each Model Makes Sense, and How They Influence Modern System Design Decisions

ACID vs BASE

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InterviewNoodle

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Arslan Ahmad

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6d ago

Strong vs. Eventual Consistency: What They Mean and When to Use Each

What each consistency model actually guarantees, what it costs, and how to choose between them in a 2026 system design interview.

Strong vs. Eventual Consistency: What They Mean and When to Use Each

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Arslan Ahmad

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Jul 6

Everything You Need to Prepare for System Design Interviews — Now Open Source

Built by the original Grokking team, this free repository brings together interview frameworks, design patterns, 40+ system design…

Everything You Need to Prepare for System Design Interviews — Now Open Source

Arslan Ahmad

Arslan Ahmad

15.8K followers

Founder www.designgurus.io | Formerly software engineer @ Facebook, Microsoft | Entrepreneur, Writer (https://designgurus.substack.com/).

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