Weekly blog

Expert insights on data science careers, interview preparation, and professional development. Learn from industry experts and level up your data career.

PostgreSQL SQL guide

December 28, 2025

PostgreSQL Mastery Cheat Sheet: Complete SQL Guide for Data Professionals

Master PostgreSQL from basics to advanced SQL. Learn SELECT queries, joins, window functions, subqueries, and more with practical examples. Perfect for interview prep and daily use.

Resume writing tips

Guest post by Mandy Liu • Ex-Meta Data Scientist

January 1, 2026

How to Write a Resume That Doesn't Suck: 12 Golden Rules to Stand out In 2026

Two Silicon Valley tech recruiters spilled the beans on how to craft a tech resume that doesn't just pass the ATS but demands attention.