1.) Data-structure and Algo, Java, Spring, SpringBoot 2.) Spring, SpringBoot, System Design 3.) Project discussion, low level design discussion
Principal Engineer Interview Questions
4,347 principal engineer interview questions shared by candidates
Q: What are design patterns? Explain few. How these are used by iOS frameworks. Give examples.
Its all string array related problems, nothing tough. Waste of time. I am pretty sure they will keep reject people until they found their own people. Apply through reference.
Detailed, intensive and purposeful.
Design an HTTP service that requires high throughput but low sizes of payload, given that latency needs to be capped and the system may scale up indefinitely.
Expected questions for this position: role in current job, knowledge/expertise of electric power systems, complex embedded Linux systems, electronic devices, drivers, Python, C/C++, DSP, Web/software development process and methodology, signal processing and software architecture. Unexpected questions: how would you approach real life complex engineering problems related to real-time, multi-processing data synchronization and signal processing for transformer testing?
Typical system design and coding. All questions were practical problems, kind of simplified versions of what you might encounter in the position.
Was given a problem to solve (a project to plan) in 20 minutes.
Questions weren't limited to my area of experience and some were more of a collaborative investigation with a subject matter expert. Working through questions about allocating tight structures and then manipulating them were challenging for on-the-spot work, but were actually fun in the end.
How do you handle a difficult customer
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