Current Exp: 3 years in a Fintech Startup.

Round 1 ( Bar Raiser ) ( 1 hr 30 min): round taken by third party

• DSA (30 min) : 2 medium question
• LLD (30 min)
  • Design the backend components for an online marketplace where users can buy and sell products. Consider features such as user authentication, product listing, search functionality, shopping cart, and order management.
    *remark * : created classes , ER digram , API design
• Tech (30 min)
  • Design pattern
  • about caching redis , CDN
  • about kafka
  • Distributed system question
  • about sharding

Round 2 ( DSA ) ( 1 hr ): Taken by one of EM in kotak

• /*Stream s = new Stream(); s.add(2); s.getFirstUnique(); // 2 s.add(2); s.getFirstUnique(); // null s.add(3); s.getFirstUnique(); // 3 s.add(4); s.getFirstUnique(); // 3 s.add(3); s.getFirstUnique(); // 4

*Remark : implemented by using LRU (Least Recently Used ) approach.
*

Round 3 ( HM ) ( 1 hr ):

• HLD : kind of survey system
• some Behavioural questions

Verdict: Selected :

Note : notice period 3 months

compensation details : https://leetcode.com/discuss/compensation/5568805/Avalara-or-KMB-or-Acko-or-SDE-2-or-Bangalore