I see you are not working anymore for "company x" what happened, where there layoffs?
Principal Data Engineer Interview Questions
10,178 principal data engineer interview questions shared by candidates
Tell me about a time that you failed.
RDS types . why one over other.
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.
Tell us about your past experience
I forgot when I saw the Interviewer was someone who raped me.
Time you demonstrated resilience? What is your greatest achievement? Innovation?
One of the key questions I was asked was to walk through a complex troubleshooting issue I handled, explain my step-by-step approach, and highlight how I ensured minimal customer impact
Asked about my experience with consulting and how many people I knew in target prospect companies
REST API security and best practices
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