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Publicis Sapient Lead Engineer Interview Questions, Process, and Tips
Top Publicis Sapient Lead Engineer Interview Questions and Answers
- Q1. what is the importance of knowing js internals
- Q2. Create a todolist using plain javascript
- Q3. Graphql , Web workers vs Service workers
Publicis Sapient Lead Engineer Interview Experiences
2 interviews found
I applied via Company Website and was interviewed before Oct 2023. There were 2 interview rounds.
Create a autocomplete component with best practices.
(3 Questions)
- Q1. Create a todolist using plain javascript
- Ans.
Create a todolist using plain javascript
Create an input field for adding tasks
Use an array to store the tasks
Display the tasks in a list on the webpage
Add functionality to mark tasks as completed or delete them
- Q2. Explain web vitals
- Ans.
Web vitals are a set of metrics related to user experience on websites, including loading speed, interactivity, and visual stability.
Web vitals include metrics such as Largest Contentful Paint (LCP), First Input Delay (FID), and Cumulative Layout Shift (CLS).
They are important for measuring and improving user experience on websites.
Google uses web vitals as a ranking factor for search results.
Developers can use tools l...
- Q3. What is the importance of knowing js internals
- Ans.
Understanding JavaScript internals is important for optimizing performance, debugging, and writing efficient code.
Helps in optimizing performance by understanding how JavaScript engines work under the hood
Aids in debugging by knowing how different data types are stored and manipulated
Enables writing efficient code by understanding concepts like event loop, closures, and prototypes
Skills evaluated in this interview
Vivek Desai
(1 Question)
- Q1. Graphql , Web workers vs Service workers
- Ans.
GraphQL is a query language for APIs, Web workers run scripts in background threads, Service workers are scripts that run in the background and can intercept network requests.
GraphQL is a query language for APIs that allows clients to request only the data they need.
Web workers run scripts in background threads separate from the main browser thread, improving performance by handling tasks concurrently.
Service workers a...
Skills evaluated in this interview
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Interview questions from similar companies
Lead Engineer Interview Questions & Answers
Societe Generale Global Solution Centre
Anonymous
posted on 24 Oct 2024
I applied via Approached by Company and was interviewed in Sep 2024. There was 1 interview round.
(3 Questions)
- Q1. Remove duplicates in an array
- Ans.
Use a hash set to remove duplicates in an array of strings
Create a hash set to store unique elements
Iterate through the array and add each element to the hash set
Convert the hash set back to an array to get the unique elements
- Q2. What is react virtual DOM
- Ans.
React virtual DOM is a lightweight copy of the actual DOM, used for efficient updates and rendering in React applications.
Virtual DOM is a concept where a lightweight copy of the actual DOM is created in memory.
React uses virtual DOM to efficiently update and render components without directly manipulating the actual DOM.
When changes are made to the virtual DOM, React calculates the most efficient way to update the act...
- Q3. React hooks with example
- Ans.
React hooks are functions that let you use state and other React features without writing a class.
React hooks were introduced in React 16.8 to allow functional components to have state and lifecycle methods.
useState() is a hook that allows you to add state to functional components.
useEffect() is a hook that allows you to perform side effects in functional components.
useContext() is a hook that allows you to use the con...
Skills evaluated in this interview
Selected
I applied via Naukri.com and was interviewed in May 2024. There were 3 interview rounds.
(2 Questions)
- Q1. Questions on core java concepts
- Q2. Questions on SQL and Springboot
(2 Questions)
- Q1. Questions on Collection framework.
- Q2. Questions on Springboot and core java
(2 Questions)
- Q1. Scenario based question
- Q2. Stream API questions
(1 Question)
- Q1. Technical related to my experience
I applied via Instahyre and was interviewed in Apr 2024. There were 2 interview rounds.
(1 Question)
- Q1. How to critical things in your project
(1 Question)
- Q1. Expected Facilities
(1 Question)
- Q1. SAP, Primavera, Oil & Gas
Selected
I applied via Referral and was interviewed before Apr 2023. There were 2 interview rounds.
(1 Question)
- Q1. Technical interview
(1 Question)
- Q1. Ospf, sdwan, wireless, stp
Lead Engineer Interview Questions & Answers
Societe Generale Global Solution Centre
Mayank Upadhyaya
posted on 19 Dec 2023
I applied via LinkedIn and was interviewed in Nov 2023. There were 2 interview rounds.
(3 Questions)
- Q1. Given a list of string if number is even do plus 1 convert to odd else keep it as is and return the converted list , then write junit test cases
- Ans.
Convert even numbers in a list of strings to odd by adding 1
Iterate through the list of strings and check if each element is a number
If the number is even, convert it to odd by adding 1
Return the modified list of strings
- Q2. Spring boot create a stateless microservice write CRUD api explain how will you write what will you return
- Ans.
I would use Spring Boot to create a stateless microservice with CRUD API, returning appropriate responses for each operation.
Use @RestController annotation to define RESTful endpoints
Implement methods for Create, Read, Update, and Delete operations using @PostMapping, @GetMapping, @PutMapping, @DeleteMapping annotations
Return appropriate HTTP status codes (e.g. 200 for successful operation, 404 for not found, 400 for b...
- Q3. General question about ms
Interview Preparation Tips
Skills evaluated in this interview
Ramesh .K
(2 Questions)
- Q1. What is the latest features of java and spring boot
- Ans.
Java 16 and Spring Boot 2.5 are the latest versions with new features and improvements.
Java 16 introduces Records, Pattern Matching for instanceof, and Vector API among others.
Spring Boot 2.5 includes support for Java 16, improved startup time, and better error messages.
Other new features in Spring Boot 2.5 include support for Kotlin 1.5, Micrometer 1.7, and Spring Data 2021.0.
- Q2. Architecture of micro services
- Ans.
Microservices architecture is a way of designing software applications as a collection of small, independent services.
Each service is self-contained and can be developed, deployed, and scaled independently
Services communicate with each other through APIs
Each service is responsible for a specific business capability
Services can be written in different programming languages and use different data storage technologies
Micr...
(1 Question)
- Q1. General questions on previous company working style
Interview Preparation Tips
Skills evaluated in this interview
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