Twitter / X
Real-time social platform with petabyte-scale data and ML ranking systems.
4 Rounds
~14 Days
Hard
The Interview Loop
Recruiter Screen (30 min)
Standard fit check, behavioral questions, and resume overview.
Technical Loop (3-4 Rounds)
Deep dive into domain knowledge, coding, and system design.
Interview Question Bank
Cloud Engineer
•
Coding
•
medium
Implement a rate limiter class in Python or Go using the Token Bucket algorithm. It should support multiple users identified by user_id.
#Python
#Go
#Rate Limiting
#Concurrency
Cloud Engineer
•
Coding
•
medium
Given a list of server connection logs represented as [start_time, end_time], write a function to find the maximum number of concurrent connections and the time it occurred.
#Algorithms
#Sweep Line
#Sorting
Cloud Engineer
•
Coding
•
medium
Given a list of microservices and their dependencies (e.g., Service A depends on Service B), write an algorithm to determine a valid deployment order.
#Graphs
#Topological Sort
#Algorithms
Difficulty Radar
Based on recent AI-sourced data.
Meet Your Interviewers
The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
SimulateUnwritten Rules
Think Out Loud
Always explain your thought process before writing code or drawing architecture.