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Software Engineer Principal Interview Questions

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2,048 software engineer principal interview questions shared by candidates

Tell about different design patterns. Implement factory design pattern in java. Explain where in your project you are using any design pattern Create a linked list program and remove the number of duplicate nodes and sort the linked list and print it. Tell about ConcurrentHashMap What is the difference between HashMap and ConcurrentHashMap Have you worked with Executors
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Principal Software Engineer

Interviewed at Pegasystems

3.7★
Aug 4, 2018

Tell about different design patterns. Implement factory design pattern in java. Explain where in your project you are using any design pattern Create a linked list program and remove the number of duplicate nodes and sort the linked list and print it. Tell about ConcurrentHashMap What is the difference between HashMap and ConcurrentHashMap Have you worked with Executors

Frontend Fundamentals: DNS lookup Promises/async-await/cancellable Promises Bundling React Contexts Lazy Loading Closures Backend/Infra: Build a DB schema that can support features of a google doc DB basics like primary, foreign keys. Benefits How to tune a query in DB. Load testing. AWS services. API basics.
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Principal Software Engineer

Interviewed at Jeavio

4.5★
Dec 14, 2021

Frontend Fundamentals: DNS lookup Promises/async-await/cancellable Promises Bundling React Contexts Lazy Loading Closures Backend/Infra: Build a DB schema that can support features of a google doc DB basics like primary, foreign keys. Benefits How to tune a query in DB. Load testing. AWS services. API basics.

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