Cashflo SDE 2 Technical Interview Experience for System Design
Interview Experience
This was R-1 Suppose when lot of loads come in service throws 500 error , but works for thre single request. We have a read heavy system with postgres and redis, Design the strategy. S3 encryption pol
Full Details
This was R-1 Suppose when lot of loads come in service throws 500 error , but works for thre single request. We have a read heavy system with postgres and redis, Design the strategy. S3 encryption policies. Graph https://leetcode.com/discuss/post/483660/google-phone-currency-conversion-by-anon-upqo/ Answer to first was resource exhaustion happened may be horizontal scaling, it was more on thread pooling or memory leaks and how to manage them. read heavy systems use cache-aside read.
About This Question
This is a candidate experience report from a cashflo interview for a swe role during the system design round reported in 2026.
It covers the following topics: Graph, Concurrency, System Design .