Senior Full Stack Engineer Interview Questions

829 senior full stack engineer interview questions shared by candidates

- What are the primitive data types in JavaScript? - What data type is let value; (Ans: Undefined) - What is the benefit of using Typescript over js? - What is NodeJs and how does it differ to js? - Difference between props and state - Difference between class and functional components? - Describe state - How else can we pass data besides props? - Why the need for cloud? - List some services offered by a cloud provider e.g. AWS, Azure - Design a system (internal) to generate and handle PDFs.
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Senior Full Stack Engineer

Interviewed at Tyro Payments

3
Jan 4, 2023

- What are the primitive data types in JavaScript? - What data type is let value; (Ans: Undefined) - What is the benefit of using Typescript over js? - What is NodeJs and how does it differ to js? - Difference between props and state - Difference between class and functional components? - Describe state - How else can we pass data besides props? - Why the need for cloud? - List some services offered by a cloud provider e.g. AWS, Azure - Design a system (internal) to generate and handle PDFs.

How would you handle a situation where you are part of a small team (2-3 people) (you are a senior backend developer) and you notice that a colleague (e.g., a frontend developer) is not progressing with their tasks, and it's blocking the overall feature delivery? What is your opinion on team organization? Is it more effective to have separate specialized teams for backend and frontend, or a more integrated approach?
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Senior Full Stack Engineer

Interviewed at Codility

4.1
Apr 15, 2026

How would you handle a situation where you are part of a small team (2-3 people) (you are a senior backend developer) and you notice that a colleague (e.g., a frontend developer) is not progressing with their tasks, and it's blocking the overall feature delivery? What is your opinion on team organization? Is it more effective to have separate specialized teams for backend and frontend, or a more integrated approach?

Reverse linkedlist, String basics, OOP BASICS, number of island, singleton with code, two sum, merge array1 to array2 , array2 has empty slots equal to array1, and they both are sorted... asked questions from resume, whatever technologies and projects had mentioned, lambda expression, streams, multithreading, add two numbers using linkedlist and return result in linkedlist as reverse number(leetcode)
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Senior Full Stack Software Engineer

Interviewed at Oracle

3.5
Dec 17, 2019

Reverse linkedlist, String basics, OOP BASICS, number of island, singleton with code, two sum, merge array1 to array2 , array2 has empty slots equal to array1, and they both are sorted... asked questions from resume, whatever technologies and projects had mentioned, lambda expression, streams, multithreading, add two numbers using linkedlist and return result in linkedlist as reverse number(leetcode)

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