Asked to review, identify, explain and refactor a mystery serializer function in django.
Senior Backend Developer Interview Questions
1,024 senior backend developer interview questions shared by candidates
Linked List Data Structures. SQL Joins. Normalization.
How do you maintain data consistently in Microservice architecture?
Tell me about a project you completed that was challenging. Why was it challenging?
We have a performance issue, one page is taking too much to load, how would deal with that?
Common questions about my current experience
Q: System design for URL shortener.
Develop a system that consumes XML and JSON information, reconciling it and sending the result.
The online assessment is done on the CodeSignal platform. You have 1 week to take it once you receive the invitation. The test duration is 1 hour and 30 minutes (if I remember correctly). It is proctored, so you must have your camera and microphone on during the entire test. There are 4 coding questions. You must solve them one after another — you can't skip questions or go back to previous ones. All the problems are related to building a transactional tracking system and detecting potential fraud. The focus is on logic, data structures, and clean implementation.
Acerca de conocimientos, idiomas, etc.
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