Uber

Uber

Ride-hailing and delivery platform with massive real-time data challenges.

4 Rounds ~21 Days Hard
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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 Behavioral medium

Tell me about a time you had to push back on a software engineering team because their proposed architecture was not scalable or secure enough for a production cloud environment.

#Communication #Conflict Resolution #Security #Collaboration
Cloud Engineer Behavioral medium

Describe a situation where a critical production system went down under your watch. How did you handle the incident and what was the post-mortem process?

#Incident Response #Accountability #Continuous Improvement
Cloud Engineer Behavioral medium

Uber's culture emphasizes 'Build with Heart'. Give an example of how you incorporated user empathy or developer experience into an infrastructure or tooling project.

#Developer Experience #Empathy #Productivity
Cloud Engineer Coding medium

Write a Python or Go script to parse a large access log file, identify the top 10 IP addresses with the highest 5xx error rates, and automatically block them using a cloud WAF API.

#Python #Go #Log Parsing #API Integration
Cloud Engineer Coding medium

Given a list of server objects with their current CPU load and memory usage, write a load balancer function that distributes incoming requests to the least loaded server.

#Data Structures #Load Balancing #Optimization
Cloud Engineer Coding hard

Implement a rate limiter using a token bucket algorithm to prevent API abuse from a single client ID.

#Concurrency #Rate Limiting #System Design Implementation
Cloud Engineer System Design hard

Design a multi-region, active-active deployment architecture for Uber's ride-matching service to ensure zero downtime during a regional cloud outage.

#High Availability #Multi-region #Disaster Recovery #Cloud Architecture
Cloud Engineer System Design hard

Design an Infrastructure as Code (IaC) provisioning system using Terraform that allows hundreds of Uber engineering teams to deploy resources safely without state conflicts.

#Terraform #CI/CD #Infrastructure as Code #Security
Cloud Engineer System Design hard

Design an observability and metrics pipeline capable of ingesting millions of data points per second from Uber's global fleet of microservices.

#Observability #Distributed Systems #Kafka #Data Pipelines
Cloud Engineer System Design hard

Design a disaster recovery strategy for Uber's payment processing gateway, ensuring an RPO (Recovery Point Objective) of near zero and an RTO (Recovery Time Objective) of under 5 minutes.

#Disaster Recovery #Databases #Networking #Payments
Cloud Engineer Technical medium

Walk me through how you would troubleshoot a sudden spike in 502 Bad Gateway errors across a specific Kubernetes cluster handling UberEats orders.

#Kubernetes #Troubleshooting #Networking #Observability
Cloud Engineer Technical hard

Explain the step-by-step process of migrating a legacy monolithic application to a containerized microservices architecture on Kubernetes with zero downtime.

#Migration #Kubernetes #Microservices #Traffic Management
Cloud Engineer Technical medium

How do you manage secrets, API keys, and sensitive configuration in a multi-cloud environment?

#Secret Management #HashiCorp Vault #IAM #Compliance
Cloud Engineer Technical medium

Walk me through the lifecycle of a Kubernetes Pod. What exactly happens from the moment 'kubectl apply' is executed to when the container is running?

#Kubernetes #API Server #Kubelet #Container Runtime
Cloud Engineer Technical easy

Explain the differences between an Application Load Balancer (ALB) and a Network Load Balancer (NLB). When would you use each in Uber's infrastructure?

#Load Balancing #OSI Model #AWS/GCP

Difficulty Radar

Based on recent AI-sourced data.

Meet Your Interviewers

The "Standard" Interviewer

Senior Engineer

Focuses on core competencies, system constraints, and clear communication.

Simulate

Unwritten Rules

Think Out Loud

Always explain your thought process before writing code or drawing architecture.

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