Staff Engineer Interview Questions

5,879 staff engineer interview questions shared by candidates

First Round: Question on Java program and find 5th largest from an array Second Round: 1. Rest Api implementation for Airlines system to show the best Airline fare for a week where Data is fed by different airlines system of millions of records 2. Implement LRU cache with hashMap and LinkedList manager Round: 1. Best Quality of software engineer and what are strengths
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Staff Software Engineer

Interviewed at Dell Technologies

3.7
Aug 10, 2022

First Round: Question on Java program and find 5th largest from an array Second Round: 1. Rest Api implementation for Airlines system to show the best Airline fare for a week where Data is fed by different airlines system of millions of records 2. Implement LRU cache with hashMap and LinkedList manager Round: 1. Best Quality of software engineer and what are strengths

Design and implement a production-ready authentication platform that includes: An OpenID Connect (OIDC) Provider A centralized SSO server An OAuth 2.0 Authorization Server that issues tokens An Identity Provider (IdP) that manages users, registration, login, and profiles Infrastructure-as-code deployment to AWS using Terraform Unit tests and documentation
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Staff Engineer

Interviewed at Invisible Technologies

3.1
Feb 11, 2026

Design and implement a production-ready authentication platform that includes: An OpenID Connect (OIDC) Provider A centralized SSO server An OAuth 2.0 Authorization Server that issues tokens An Identity Provider (IdP) that manages users, registration, login, and profiles Infrastructure-as-code deployment to AWS using Terraform Unit tests and documentation

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