coding: - load balancer - transfer money from A to B system design: - integrate bank system with ATM machines
Senior Backend Engineer Interview Questions
2,046 senior backend engineer interview questions shared by candidates
Do you mind staying at the company to support the last deployment?
What are you doing in the current company?
Java hashmap, hashtable, set, experience
1. First level round consists of serious of technical questions + behavioural question about the project, and java hashmap internals, etc.,
- How to efficiently delete records from a relational database table with millions of rows - Practical understanding and application of SOLID principles - How to monitor and observe the health of running microservices - The differences and trade-offs between a monolithic architecture and microservices
What solid principles mean to you ?
Tell about the previous experience
The first pair programming interview asked me to develop a currency conversion service, which gets rates from a third-party provider (which was stubbed out for the exercise), and progressively added problems of availability, scalability, reliability, etc. The systems design interview asked me to first design on a white board a system that takes a file listing bank transfers as an input, enriches each entry using an external service, and store them in a database. The second part of the interview was a high level implementation of the system using Java interfaces.
Write code that is suppose to be very fast as processing some files.
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