PwC

PwC

PricewaterhouseCoopers, a multinational professional services network.

4 Rounds ~21 Days Medium
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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 explain a complex cloud architecture to a non-technical client stakeholder.

#Stakeholder Management #Communication #Consulting
Practice
Cloud Engineer • Behavioral • medium

Describe a situation where a client pushed back on your proposed cloud security controls because they felt it slowed down development.

#Security #Client Management #Agile
Practice
Cloud Engineer • Behavioral • medium

Tell me about a time you discovered a significant security vulnerability or misconfiguration in a client's cloud environment. How did you handle it?

#Security #Incident Response #Communication
Practice
Cloud Engineer • Behavioral • medium

Have you ever missed a project deadline during a cloud migration? What happened and how did you communicate it to the client/manager?

#Accountability #Communication #Time Management
Practice
Cloud Engineer • Behavioral • easy

Describe a time when you had to quickly learn a new cloud technology or tool to deliver a project for a client.

#Learning #Adaptability #Consulting
Practice
Cloud Engineer • Behavioral • medium

Tell me about a time you disagreed with a senior architect or manager on a technical design. How did you resolve it?

#Conflict Resolution #Communication #Leadership
Practice
Cloud Engineer • Behavioral • hard

As a consultant, you are assigned to a project where the client's internal IT team is hostile to the cloud migration. How do you build trust?

#Change Management #Empathy #Consulting
Practice
Cloud Engineer • Coding • medium

Write a Python script using Boto3 (or Azure SDK) to find and delete all unattached EBS volumes or managed disks older than 30 days.

#Python #Cloud SDK #Cost Optimization
Practice
Cloud Engineer • Coding • easy

Write a bash script to parse an Nginx access log and output the top 5 IP addresses with the most 404 errors.

#Bash #Linux #Log Parsing
Practice
Cloud Engineer • Coding • easy

Given an array of integers representing daily cloud compute costs, write a function to find the maximum cost increase between any two consecutive days.

#Arrays #Logic #FinOps
Practice
Cloud Engineer • Coding • medium

Write a Python function that validates whether a given string is a properly formatted JSON IAM policy document with required 'Effect' and 'Action' fields.

#Python #JSON #IAM
Practice
Cloud Engineer • Coding • medium

Write a script to query a cloud provider's REST API to list all users who haven't rotated their access keys in 90 days.

#API #Scripting #Security
Practice
Cloud Engineer • System Design • hard

Design a secure, multi-region active-active cloud architecture for a financial services client with strict data residency requirements.

#High Availability #Disaster Recovery #Compliance #Networking
Practice
Cloud Engineer • System Design • hard

A client wants to migrate a legacy monolithic application to a microservices architecture on Kubernetes. Walk me through your migration strategy.

#Migration #Microservices #Kubernetes #Strangler Fig Pattern
Practice
Cloud Engineer • System Design • hard

Design a Disaster Recovery (DR) strategy for a mission-critical database with an RPO of 5 minutes and an RTO of 1 hour.

#Disaster Recovery #Databases #RPO/RTO
Practice
Cloud Engineer • System Design • medium

Design a centralized logging and monitoring solution for a multi-account AWS environment using cloud-native tools.

#Observability #Logging #Multi-Account Strategy
Practice
Cloud Engineer • System Design • medium

A retail client expects a 10x traffic spike during Black Friday. How do you design their cloud infrastructure to handle this elastically?

#Scalability #Auto-scaling #Performance
Practice
Cloud Engineer • System Design • hard

Design a serverless data ingestion pipeline that processes millions of IoT sensor events per minute and stores them for analytics.

#Serverless #Data Engineering #Streaming
Practice
Cloud Engineer • System Design • hard

Design a secure 'Landing Zone' architecture for a healthcare client that complies with HIPAA regulations.

#Landing Zone #Security #Compliance #Healthcare
Practice
Cloud Engineer • Technical • medium

How do you manage Terraform state files in a multi-developer environment, and what happens if the state file gets corrupted?

#Terraform #State Management #Collaboration
Practice
Cloud Engineer • Technical • easy

Explain the difference between an Application Load Balancer and a Network Load Balancer. When would you use each in an enterprise migration?

#Load Balancing #OSI Model #AWS/Azure Networking
Practice
Cloud Engineer • Technical • hard

How do you implement least privilege access in AWS IAM or Azure RBAC for a CI/CD pipeline deploying infrastructure?

#IAM #RBAC #CI/CD #Security
Practice
Cloud Engineer • Technical • medium

What is your approach to handling secrets and sensitive data in a Terraform-managed infrastructure?

#Terraform #Secrets Management #DevSecOps
Practice
Cloud Engineer • Technical • medium

Explain how VPC Peering works and its limitations. How does AWS Transit Gateway or Azure Virtual WAN solve these limitations?

#VPC #Networking #Transit Gateway
Practice
Cloud Engineer • Technical • medium

Compare and contrast serverless compute (e.g., AWS Fargate, Azure Container Instances) with managed Kubernetes (EKS/AKS). How do you advise a client on which to choose?

#Serverless #Kubernetes #Containers
Practice
Cloud Engineer • Technical • medium

How do you troubleshoot a 'CrashLoopBackOff' error in a Kubernetes pod?

#Kubernetes #Debugging #Containers
Practice
Cloud Engineer • Technical • medium

Explain the concept of Blue/Green deployments. How would you implement this using AWS CodePipeline or Azure DevOps?

#Deployment Strategies #CI/CD #DevOps
Practice
Cloud Engineer • Technical • easy

What are the key differences between a relational database and a NoSQL database in terms of scaling and consistency?

#SQL #NoSQL #CAP Theorem
Practice
Cloud Engineer • Technical • medium

How do you optimize cloud costs for a client who has over-provisioned their EC2/VM instances?

#Cost Optimization #Compute #FinOps
Practice
Cloud Engineer • Technical • hard

What is a Service Mesh, and why might a client need one when adopting Kubernetes?

#Kubernetes #Service Mesh #Microservices
Practice
Cloud Engineer • Technical • medium

Explain the role of an Ingress Controller in Kubernetes. How does it differ from a LoadBalancer service?

#Kubernetes #Networking #Ingress
Practice
Cloud Engineer • Technical • hard

How do you enforce compliance and governance rules across multiple cloud accounts (e.g., using AWS Organizations/SCP or Azure Policy)?

#Governance #Compliance #Multi-Account Strategy
Practice
Cloud Engineer • Technical • medium

What are Terraform modules, and what are the best practices for versioning and sharing them across enterprise teams?

#Terraform #Modularity #Best Practices
Practice
Cloud Engineer • Technical • easy

Explain the difference between Docker CMD and ENTRYPOINT instructions.

#Docker #Containers
Practice
Cloud Engineer • Technical • hard

How do you handle database schema migrations in an automated CI/CD pipeline without causing downtime?

#Databases #CI/CD #Zero Downtime
Practice

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.

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Unwritten Rules

Think Out Loud

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

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