How to Solve a Month-over-Month Churn SQL Interview Question
Churn questions are common in data engineering and business intelligence interviews because they test more than basic aggregation. You need to work…
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Dev News: Alexa+ Payments and Fire TV, OpenIAP for Fire OS and Vega
Hey team! Alexa+ just went free on Fire TV for everyone in the US! So for Alexa+ devs, your audience just got bigger, and for Fire TV devs, the audi…
Your Amazon scraper is returning mixed currencies and won't tell you
If you scrape Amazon through rotating residential proxies, your price column probably contains dollars, euros and zloty at the same time. Nothing in…
Why I Built Amazon Store (So I Don't Have to Pick a Country)
I run a handful of small content sites — Perl School , Readabooker , Mercurial Albums , and a few others. They're all different niches, but they sha…
Amazon SDE I (6 months) 2026 Interview Experience (Off Campus)
This is a breakdown of my interview experience for the Amazon SDE I Intern (July–Dec 2026) role. The process spanned a few months and tested both my…
Amazon STAR Method 2026: The Complete Cheat Sheet (30+ Questions + Scored Examples)
If you're interviewing at Amazon this year, you've probably read that you need to "prepare STAR stories." What most guides don't tell you is exactly…
How Amazon Really Scores Your STAR Answers: 6 Real Examples with Scoring Breakdown
Most Amazon interview guides tell you what STAR is. They explain Situation, Task, Action, Result, give you a template, and send you off to practice.…