I’m Vaibhav, a Principal Engineer at Microsoft with 13+ years of experience building distributed backend systems, scaling cloud infrastructure, and leading high-impact engineering projects. I’ve worked at Microsoft, Amazon, and startups, driving system design, performance tuning, and cost optimization across global platforms. I regularly coach engineers on system design interviews, backend architecture, and navigating career growth at top tech companies like Google, Meta, and Microsoft. Whether you’re preparing for your next big interview, scaling your backend, or looking for mentorship to grow as a senior/staff engineer — I’m here to help.