PhonePe Interview | Software Engineer - Web | Bangalore

Education: B.Tech in Computer Science
Years of Experience: 3+ years
Date of the Interview: Oct '23
Prior Experience: Product based company
Location: Bengaluru, India

How did I get the interview opportunity ? : Recruiter reached out to me on LinkedIn

Round 1: Online Assesment (Time: 120mins)

• 7 MCQs related to JS & Web
• 3 coding questions (level - easy/medium). Had to solve using JavaScript.
  • Concepts required to solve - Arrays, Strings, Basic Array of objects traversals, Caching using Map or simple object.

Was able to solve 2 questions completely and 1 questions 70%.
Got a call after few days and the next two rounds were scheduled.

Round 2: UI Tech (Time: 60mins)

• Introduction, projects / resume disussions.
• Diff rendering techniques (CSR, SSR, Streaming)
• accordian menu animation / styling discussion
• web optimisation techniques
• how did you measure web perf of your project ?
• write function to call promises in a series.

Round 3: PS/DS (Time: 60mins but extended by 15mins)

• Discussions around how to build a directory structure. Discussed optiomsation on having contsant time lookup / search of a file. What data structure for storing the data.
• Using the discussed approach, print the directory struture in the console.
• Write function that returns a promise that resolved first from a list of promises. Priority is based on the index.

Got a call after 2-3 weeks for the last round.

Round 4: Hiring Manger (Time: 45mins)

• Behavioural questions
• Resume related questions
• Discussion on past projects

Offer: https://leetcode.com/discuss/compensation/4542983/phonepe-software-engineer-web-bangalore-nov-23/2205925