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Learn the exact SQL patterns used to query millions of rows at Amazon, Netflix, and Stripe. Get hired faster with portfolio-ready projects.
100% Free. No Credit Card. Query Real Databases in Minutes.
100% free to start. Cancel anytime.
You have nothing to lose and everything to gain.
If you're struggling with any of these, you're in the right place:
Writing slow queries that take 10+ seconds (and getting complaints from users)
JOINs still confuse you (LEFT vs RIGHT vs INNER... which one?)
Can't optimize queries—just hoping the database is fast enough
Scared to touch production data (what if you accidentally DELETE everything?)
Most tutorials teach theory. We teach the exact patterns used in production by companies like Google, Meta, and Stripe. That's why our students get results 10x faster.
Concrete skills you'll walk away with (not vague promises):
Write complex JOINs in 60 seconds (without Googling)
Optimize queries to run 10x-100x faster
Analyze data to make business decisions worth $100K+
Ace SQL interview questions from FAANG companies
Build dashboards that impress your boss
Everything broken down into bite-sized, actionable steps:
Master SELECT, WHERE, and the mental model of tables
Combine data from multiple tables confidently
Window functions, CTEs, and performance optimization
Start learning with hands-on exercises and an AI tutor available 24/7.
100% Free. No Credit Card. Query Real Databases in Minutes.
100% free to start. Cancel anytime.
You have nothing to lose and everything to gain.
Yes. 100% free to start. No credit card required. No trial period. You get instant access to the full curriculum. We make money from premium features (AI tutoring, certifications) but the core learning is always free.
Most students complete this roadmap in 2 days. But you can go at your own pace. Some finish in a weekend sprint. Others take a few weeks while working full-time. The platform tracks your progress so you never lose your place.
Every exercise includes an AI tutor trained on the course content. It provides progressive hints without spoiling the solution, helping you learn by discovery rather than by copying answers.
Absolutely. We start from zero. No prior knowledge required. Every concept is explained with analogies, visuals, and real-world examples. If you can use a computer, you can learn this.
Yes. These are the exact skills listed in job descriptions from Google, Meta, startups, and agencies. You'll build portfolio projects you can show to employers. Our students have gotten offers from companies like Shopify, Stripe, and Y Combinator startups.
You've made it this far. That means you're serious about leveling up.
The only question left is: Will you take action?
The best time to start was yesterday.
The second best time is right now.