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Syfe Senior Front end Developer Interview Questions and Answers
Syfe Senior Front end Developer Interview Experiences
1 interview found
I applied via Recruitment Consultant and was interviewed in Jun 2021. There were 3 interview rounds.
Interview Questionnaire
6 Questions
- Q1. Class based vs functional comp
- Ans.
Class-based components are used for complex components with state and lifecycle methods, while functional components are simpler and more lightweight.
Class-based components have access to lifecycle methods like componentDidMount and componentDidUpdate.
Functional components are easier to read and test.
Functional components can use React hooks to manage state and lifecycle.
Class-based components are more suitable for lar...
- Q2. Web optimisation
- Q3. Coding questions
- Q4. Lifecycle methods
- Q5. Best practices
- Q6. Some unnecessary ones
Interview Preparation Tips
Top trending discussions
Interview questions from similar companies
I applied via Instahyre and was interviewed in Aug 2024. There was 1 interview round.
ReactJS, Javascript concepts
I applied via Referral and was interviewed in Oct 2024. There were 3 interview rounds.
Was asked to create a UI component keeping in mind scalability and reuseability.
General discussion about resume and projects, and then some basic JS coding questions like implement throttling and memoization.
(3 Questions)
- Q1. Discussion about past experiences and projects
- Q2. Why you want to leave current job.
- Q3. Expectations from the role and company
Interview Preparation Tips
- Javascript
- React.Js
React Js Frontend Developer Interview Questions & Answers
PayU Payments
Anonymous
posted on 27 Nov 2024
I applied via Approached by Company and was interviewed in Oct 2024. There was 1 interview round.
(1 Question)
- Q1. Basic questions like what is useEffect hook used for and other basic javascript and react questions
(1 Question)
- Q1. Tech Deep dive about your last projects and work
Machine Coding round
I applied via Instahyre and was interviewed in Aug 2024. There was 1 interview round.
ReactJS, Javascript concepts
I applied via Naukri.com and was interviewed in Aug 2024. There was 1 interview round.
Make tabs like MUI which can switch.
Interview Preparation Tips
Danish Mohammed
(1 Question)
- Q1. Basi questions on resume
(2 Questions)
- Q1. Javascript question based on finding median
- Q2. React hooks and context api
Mayank Jain
(1 Question)
- Q1. Expected salery
Selected
I applied via Company Website and was interviewed before Oct 2023. There were 3 interview rounds.
It was on hackerrank, it was given to solve 3 questions in JS along with quiz on js concepts
It was a js fundamental round, was asked similar JS problems asked in the hackerrank test
(4 Questions)
- Q1. Describe your favourite/last project
- Ans.
Developed a responsive e-commerce website for a local boutique selling handmade jewelry
Used HTML, CSS, and JavaScript to create a visually appealing and user-friendly interface
Implemented a product carousel to showcase different jewelry collections
Integrated a payment gateway for secure online transactions
- Q2. How to keep your updated in tech
- Ans.
Stay updated by regularly reading tech blogs, attending conferences, taking online courses, and networking with other professionals.
Read tech blogs regularly (e.g. TechCrunch, Mashable)
Attend tech conferences and workshops
Take online courses and tutorials (e.g. Udemy, Coursera)
Network with other professionals in the field (e.g. LinkedIn, Meetup)
- Q3. Do you try every new framework comes in the market
- Ans.
I do not try every new framework that comes in the market, but I do stay updated on the latest trends and evaluate them based on project requirements.
I prioritize learning frameworks that align with the project needs
I assess the pros and cons of new frameworks before deciding to use them
I stay updated on industry trends and experiment with new frameworks in personal projects
- Q4. How will you optimise a code
- Ans.
Optimizing code involves identifying and fixing bottlenecks to improve performance and efficiency.
Identify and remove unnecessary code or functions
Use efficient algorithms and data structures
Minimize network requests and optimize asset loading
Implement caching mechanisms
Profile and analyze code performance
Interview Preparation Tips
- promises
- Javascript
- closures
- call bind apply
- web optimisation
Skills evaluated in this interview
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