General questions about past experience and cloud computing concepts.
Principal Engineer Interview Questions
4,341 principal engineer interview questions shared by candidates
Mostly the standard set of behavioral interview questions, including: - What's a large project that you've worked on? - What's a big challenge you've faced during a project, and how did you resolve it?
Time you demonstrated resilience? What is your greatest achievement? Innovation?
2nd Technical was on System Design. Was asked to come up with HLD of news feed of microblogging site like Twitter. Also was asked to code or come up with LLD of a specific component of this HLD
3rd round was with HM. Consisted of detailed discussion on couple of projects from my resume. He also asked me a system design question again on designing B2B ecommerce portal.
Describe one situation where you didn't agree with your stakeholder and how did you manage it.
1) How Java JVM works 2) Talk about Java data structures 3) Big O notations and tradeoffs 4) LinkedHashMap 4) Thread safety 5) JSON Library in Java 6) Java Script > Hoisting 7) Currency in Java 8) Handle rounding errors in Java 9) SQL Injections in Java Microservices failures 10) What project you would scratch and redo it? 11) How do you learn new tech? 12) Top 2 improvements made by you.
They asked me how to solve several hypothetical problems.
REST API security and best practices
They asked me about my resume. They could have read it.
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