Engineering & Guides

Insights for the
Modern Engineer

Core Topics: Coding Patterns System Design Reporting
Career & StrategyMar 20, 2026

AI Won't Replace You - But an Engineer Who Uses AI Will

Two engineers, same task. One ships in 2 hours, the other takes a full day. The difference isn't talent - it's leverage. Here's the AI toolkit that creates the gap.

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Coding InterviewsMar 20, 2026

The Night Before My Amazon Interview, I Finally Understood BFS vs DFS

11 PM. Interview in 10 hours. Graphs still felt like hieroglyphics. Then a building analogy changed everything.

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Coding InterviewsMar 20, 2026

Binary Search Beyond Sorted Arrays - The Secret Pattern FAANG Loves to Test

Most people think binary search means sorted array lookup. The 'binary search on answer' pattern is the real FAANG favorite - and most candidates have never heard of it.

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Career & StrategyMar 20, 2026

From Bootcamp to $180K - What Nobody Tells You About the First Two Years

The first two years after a coding bootcamp are brutal, unglamorous, and absolutely transformative. Here's the unfiltered timeline from graduation to $180K.

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Career & StrategyMar 20, 2026

How I Cold-Emailed My Way Into 3 FAANG Interviews (With the Exact Templates)

47 cold emails. 3 FAANG interviews. Here are the exact templates, subject lines, and follow-up cadence that worked - and the 44 that didn't.

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System DesignMar 20, 2026

Database Sharding - The Story of How Instagram Scaled Past 2 Billion Users

Instagram started with one PostgreSQL instance. Then they hit 2 billion users. Here's the sharding journey that kept the Likes flowing - and the lessons that will ace your interview.

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System DesignMar 20, 2026

I Designed Netflix in 45 Minutes Flat - Here's the Exact Blueprint

Sweaty palms, a blank whiteboard, and five words: 'Design Netflix.' Here's the exact blueprint that turned my panic into a perfect system design answer.

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System DesignMar 20, 2026

How WhatsApp Handles 100 Billion Messages a Day - Explained Like You're in an Interview

One message, a million hops. Follow a single WhatsApp message from your thumb hitting send to your friend's phone buzzing - and every system it touches along the way.

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Coding InterviewsMar 20, 2026

Dynamic Programming Isn't Hard - You're Just Learning It Wrong

DP isn't genius-level thinking. It's just smart caching. Here's the step-by-step approach that took me from skipping every DP problem to acing an Amazon DP round in 8 weeks.

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Career & StrategyMar 20, 2026

The 12-Week FAANG Interview Prep Plan That Actually Works (2026 Edition)

A week-by-week battle plan for FAANG interviews - complete with crisis moments, breakthroughs, and the exact schedule that got me through the door.

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Coding InterviewsMar 20, 2026

The 5 Patterns That Solve 80% of LeetCode Problems (No, Seriously)

I spent 6 months grinding 400+ problems before realizing I was doing it wrong. Then I discovered 5 patterns that changed everything.

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System DesignMar 20, 2026

Load Balancer vs API Gateway - The Debate That Nearly Cost Me a Google Offer

I confused a load balancer with an API gateway in a Google phone screen. Here's the deep dive that made sure it never happened again.

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System DesignMar 20, 2026

Rate Limiting, Circuit Breakers, and the Beautiful Art of Failing Gracefully

A cascade failure took down our entire platform because one upstream API got slow. Here's how rate limiting, circuit breakers, and bulkheads could have saved us - and how to nail these patterns in your interview.

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Career & StrategyMar 20, 2026

Is Software Engineering Still Worth It in 2026? Let's Look at the Data

Between layoff headlines and AI hype, it's hard to know what's real. Here's what the actual data says about software engineering careers in 2026.

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Coding InterviewsMar 20, 2026

I Failed 4 FAANG Interviews Before Two Pointers Finally Clicked

Four rejection emails. Four problems that were secretly two-pointer problems in disguise. Here's the pattern recognition that finally turned my interviews around.

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System DesignJan 27, 2026

System Design: Scaling Beyond the Buzzwords

Microservices aren't always the answer. A deep dive into actual bottlenecks.

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