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Dropbox Senior Software Engineer Interview Questions and Answers
Dropbox Senior Software Engineer Interview Experiences
1 interview found
I applied via Approached by Company and was interviewed in Jul 2022. There were 3 interview rounds.
(2 Questions)
- Q1. Talk about your experience at your current job.
- Q2. Talk about a time where you introduced a new technology.
Online timed coding assessment
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Top trending discussions
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Senior Software Engineer Interview Questions & Answers
Moveinsync Technology Solutions
Anonymous
posted on 8 Jul 2024
I applied via Approached by Company and was interviewed in Jun 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Find in rotated sorted array
- Ans.
Search for a target value in a rotated sorted array.
Use binary search to find the pivot point where the array is rotated.
Determine which half of the array the target value lies in based on the pivot point.
Continue binary search in the appropriate half of the array to find the target value.
- Q2. Design IMDB. how will you manage concurrent ratings
- Ans.
Design IMDB with concurrent ratings management
Implement a locking mechanism to ensure only one user can update a rating at a time
Use a queue system to handle multiple rating requests in an orderly manner
Consider using distributed systems to handle high concurrency levels
(1 Question)
- Q1. Design vehicle rental system. Api design
- Ans.
Design a vehicle rental system API
Create endpoints for listing available vehicles, booking a vehicle, and returning a vehicle
Include authentication and authorization mechanisms for users and admins
Implement payment gateway integration for processing rental payments
Include features like vehicle search, filtering, and reviews/ratings
Consider scalability and performance optimizations for handling high traffic
Skills evaluated in this interview
Selected
I applied via Approached by Company and was interviewed before Sep 2023. There were 3 interview rounds.
DSA based round. Taken by external company. I would say to medium level questions asked.
(2 Questions)
- Q1. This was based on LLD.
- Q2. Why SQL and not NoSQL?
- Ans.
SQL is preferred for structured data, transactions, complex queries, and ACID compliance.
SQL is better for structured data and relationships between data.
SQL is preferred for transactions and ensuring data integrity.
SQL is more suitable for complex queries involving multiple tables.
SQL databases provide ACID compliance for data consistency and reliability.
(2 Questions)
- Q1. Past project experience with a Tech Lead.
- Ans.
Worked on a project with a Tech Lead to develop a new feature for a web application.
Collaborated closely with the Tech Lead to define project requirements and timelines
Received guidance and mentorship from the Tech Lead on best practices and coding standards
Participated in regular code reviews and discussions with the Tech Lead to ensure quality and consistency
Implemented feedback and suggestions provided by the Tech L
- Q2. More into the problems I have solved previously and the working culture discussion.
Interview Preparation Tips
- DSA
- LLD
- Past project
Skills evaluated in this interview
Senior Software Engineer Interview Questions & Answers
Simplify3x Software
Anonymous
posted on 31 Dec 2022
Selected
I applied via Naukri.com and was interviewed in Jul 2022. There were 4 interview rounds.
Coding mainly on Java streams and typical java coding questions.
(1 Question)
- Q1. Core Java, Springboot, reactJs, SQL, Hibernate questions
(1 Question)
- Q1. Normal HR discussion, salary and previous company details.
Interview Preparation Tips
Senior Software Engineer Interview Questions & Answers
Global Edge Software
Anonymous
posted on 15 Dec 2021
I applied via Naukri.com and was interviewed in Nov 2021. There were 3 interview rounds.
Interview Questionnaire
7 Questions
- Q1. 1) What is volatile? 2) What is constant? 3) Can we use volatile and const at a time?4) What is ISR how it works?
- Ans.
Answers to questions related to software engineering concepts.
Volatile is a keyword used to indicate that a variable's value can be changed unexpectedly.
Constant is a keyword used to indicate that a variable's value cannot be changed once it is assigned.
Volatile and const can be used together to indicate that a variable's value cannot be changed and that it may change unexpectedly.
ISR stands for Interrupt Service Routi...
- Q2. What is pointer? Explain dangling pointer, null pointer, void pointer.
- Ans.
A pointer is a variable that stores the memory address of another variable. Dangling, null, and void pointers are types of pointers.
Dangling pointer: a pointer that points to a memory location that has been deallocated or freed
Null pointer: a pointer that does not point to any memory location
Void pointer: a pointer that has no specific data type and can point to any data type
- Q3. Storage classes explain all the storage classes in c.
- Ans.
Storage classes in C define the scope and lifetime of variables.
auto: default storage class for local variables
register: stores variables in CPU registers for faster access
static: retains value between function calls
extern: used to access global variables across multiple files
- Q4. Compilation stages.
- Q5. Projects done at previous company with clear explanation.
- Q6. CAN, SPI, I2C, UART differences.
- Q7. Explain CAN data frame.
- Ans.
CAN data frame is a message format used in Controller Area Network (CAN) protocol.
CAN data frame consists of 7 fields: Start of Frame (SOF), Arbitration ID, Control Bits, Data Length Code (DLC), Data Field, Cyclic Redundancy Check (CRC), and End of Frame (EOF).
The Arbitration ID field is used to identify the message priority and the source of the message.
The Data Field can contain up to 8 bytes of data.
The CRC field is...
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Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Jun 2024. There was 1 interview round.
(2 Questions)
- Q1. Questions related to NODEJS , PHP, Past projects, Resume
- Q2. Why Mongodb over Sql
- Ans.
MongoDB is preferred over SQL for its flexibility, scalability, and ease of use in handling unstructured data.
MongoDB is a NoSQL database, making it easier to work with unstructured data compared to SQL.
MongoDB is schema-less, allowing for more flexibility in data modeling and changes.
MongoDB is horizontally scalable, making it easier to handle large amounts of data and high traffic loads.
MongoDB's document-based data ...
Interview Preparation Tips
- Nodejs
- MongoDB
- PHP
- SQL
I didn't got selected because I couldn't justify what was written on my resume.
Skills evaluated in this interview
Software Developer Interview Questions & Answers
Signzy Technologies
Anonymous
posted on 15 Nov 2024
I applied via Referral and was interviewed in Oct 2024. There was 1 interview round.
(1 Question)
- Q1. Promises in javascript
- Ans.
Promises in JavaScript are objects representing the eventual completion or failure of an asynchronous operation.
Promises are used to handle asynchronous operations in JavaScript.
They can be in one of three states: pending, fulfilled, or rejected.
Promises can be chained using .then() to handle success and .catch() to handle errors.
Skills evaluated in this interview
I applied via campus placement at CVR College of Engineering, Hyderabad and was interviewed in Jul 2024. There were 2 interview rounds.
They were easy to medium level. Mostly concentrated on puzzles. Had three sections.
They gave very easy topics.
Interview Preparation Tips
Junior Software Engineer Interview Questions & Answers
LogiNext Solutions
Omkar Darbeshawar (Indian Yogi Star)
posted on 1 Feb 2024
(3 Questions)
- Q1. They check your knowledge according to job role
- Q2. I have prepared python, big data tech, machine learning, cloud.
- Q3. They ask about data structure
(2 Questions)
- Q1. Tell me something about past experience.
- Q2. About your self
Interview Preparation Tips
There were 50 question out of which if you score 20 you were passed out to next round, No negative markings.
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