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Senior Backend Engineer Interview Questions
2,043 senior backend engineer interview questions shared by candidates
1. Initial call 2. 3 to 4hr long take home 3. 45min review call with CTO 4. 2hr long culture fit (? I didn't get to this stage). The take home is to build a concurrent FastAPI app, which integrates with 2 clients. They're looking for concurrency.
salary expectation, experience, motivation, what do you know about company ...
coding problem trie-based autocomplete system
1. How many words are there in string 2. Array with positive and negative numbers. Return subarray with biggest sum 3. Print all numbers - 1000 digits of 0s to 1000 digits of 9s 4. Array that implements get, set, setAll in O(1) 5. Design of one of the features that I developed
Code base to modify. It had tests
Mainly questions about my past experiences. The rest of the interviews was very hands-on.
Typical Java technical questions in the beginning, SQL vs NoSql, microservices etc
How JVM works and garbage collector
R1: There were 3 question, (2 Medium + 1 Hard) - Q1: Graph + BFS - Q2: https://leetcode.com/problems/mirror-reflection/description/ - Q3: DP R2: Design a resume parser and resume bank where user can search for keywords among the datastore of resumes. R3: Foundational CS concepts + Some discussion around Kafka & SQS + SAGA Patterns + previous projects
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