KPMG
Multinational professional services network, and one of the Big Four accounting organizations.
4 Rounds
~21 Days
Medium
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
Backend Engineer
•
System Design
•
hard
How would you design a data ingestion pipeline that processes daily CSV dumps from legacy client systems into our modern data lake?
#ETL
#Data Pipelines
#Cloud Architecture
Backend Engineer
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System Design
•
hard
Design a secure document management system for tax professionals to upload, parse, and store client financial records.
#Storage
#Security
#Asynchronous Processing
#Microservices
Backend Engineer
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System Design
•
medium
Design a scalable audit logging service that records every action taken by users across multiple KPMG microservices.
#Event Sourcing
#High Throughput
#Databases
Backend Engineer
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System Design
•
hard
How would you design a distributed reporting engine that generates end-of-month financial reports for millions of accounts?
#Batch Processing
#Distributed Systems
#MapReduce
Backend Engineer
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System Design
•
medium
Design an API rate-limiting service to protect our public-facing advisory APIs from DDoS attacks or abuse.
#API Gateway
#Caching
#Security
Backend Engineer
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System Design
•
medium
Design a real-time notification system to alert consultants when a client uploads a time-sensitive compliance document.
#WebSockets
#Pub/Sub
#Real-time
Backend Engineer
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System Design
•
hard
Design a system to synchronize offline audit data collected by field consultants once they regain internet connectivity.
#Offline-First
#Conflict Resolution
#Synchronization
Backend Engineer
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System Design
•
medium
Design a URL shortener service. How would you ensure high availability and low latency?
#Hashing
#Caching
#Scalability
Cloud Engineer
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System Design
•
medium
Explain how you would design an event-driven architecture using serverless components for a tax document processing system.
#Serverless
#Event-Driven
#AWS Lambda
#Azure Functions
Cloud Engineer
•
System Design
•
hard
Design a highly available, multi-region web application on Azure for a financial services client with strict data residency and compliance requirements.
#Azure
#High Availability
#Compliance
#Traffic Manager
Data Engineer
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System Design
•
medium
Architect a logging, alerting, and monitoring solution for a complex data pipeline to ensure data quality and pipeline reliability.
#Observability
#Monitoring
#Data Quality
Data Engineer
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System Design
•
hard
Design a system to migrate on-premise legacy SQL Server data to a cloud-native Snowflake environment with minimal downtime.
#Cloud Migration
#Snowflake
#Change Data Capture (CDC)
Data Engineer
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System Design
•
hard
Design a real-time fraud detection data pipeline for a credit card company.
#Streaming
#Kafka
#Real-time Processing
#Fraud Detection
Data Engineer
•
System Design
•
hard
Design a batch ETL pipeline to ingest daily transaction data from 50 different regional banks into a centralized Azure Data Lake.
#Batch Processing
#Azure
#Data Ingestion
#Scalability
Data Scientist
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System Design
•
hard
Design an end-to-end machine learning pipeline to automatically extract and classify entities from unstructured tax documents.
#NLP
#OCR
#Pipeline Design
#Azure ML
Data Scientist
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System Design
•
hard
Design a credit risk scoring system for a regional bank. What data would you need, and what models would you evaluate?
#Credit Risk
#Classification
#Feature Engineering
#Explainability
Data Scientist
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System Design
•
hard
Design a recommendation system for a retail client to suggest products to users based on their browsing history and past purchases.
#Recommendation Engines
#Collaborative Filtering
#Matrix Factorization
#Cold Start
Data Scientist
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System Design
•
hard
Design an anomaly detection system to identify potentially fraudulent expense claims within an organization's internal audit data.
#Anomaly Detection
#Audit
#Fraud
#Unsupervised Learning
Data Scientist
•
System Design
•
hard
Design a churn prediction architecture for a telecommunications client. Include data ingestion, modeling, and deployment on a cloud platform like Azure.
#Churn Prediction
#Cloud Architecture
#Azure ML
#MLOps
DevOps Engineer
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System Design
•
hard
Design a highly available and disaster-recovery-ready architecture for a 3-tier web application on AWS.
#AWS
#High Availability
#Disaster Recovery
Frontend Engineer
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System Design
•
hard
We are migrating a monolithic legacy internal tool to a modern stack. Design a micro-frontend architecture using Webpack Module Federation.
#Micro-frontends
#Webpack
#Architecture
#Migration
Frontend Engineer
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System Design
•
hard
Design an offline-first data collection web application for field auditors who frequently lose internet connectivity.
#Offline Storage
#Service Workers
#Data Synchronization
Frontend Engineer
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System Design
•
medium
Design a secure document upload portal for clients to submit sensitive tax documents. It must support large files, progress tracking, and resumable uploads.
#File Upload
#UI/UX
#Network
#Security
Frontend Engineer
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System Design
•
medium
Design a Role-Based Access Control (RBAC) system for a frontend application where different users (Admin, Auditor, Client) see entirely different navigation and features.
#Security
#RBAC
#State Management
#Routing
Frontend Engineer
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System Design
•
hard
Design the frontend architecture for a real-time financial risk dashboard that receives high-frequency updates via WebSockets and displays complex D3.js charts.
#Frontend Architecture
#WebSockets
#Data Visualization
#Performance
Frontend Engineer
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System Design
•
hard
Design a collaborative spreadsheet application (similar to Excel Online) for internal tax teams to edit data simultaneously.
#Operational Transformation
#WebSockets
#Canvas/DOM
#Concurrency
Full Stack Engineer
•
System Design
•
medium
Design a highly available REST API using AWS or Azure services. How do you ensure it survives a single availability zone failure?
#Cloud Architecture
#High Availability
#Load Balancing
Full Stack Engineer
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System Design
•
medium
Design a secure document upload and storage portal for KPMG tax clients to submit sensitive financial documents.
#Cloud Storage
#Security
#Encryption
#Microservices
Full Stack Engineer
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System Design
•
hard
Design an immutable audit logging system for a microservices architecture that processes financial transactions.
#Event Sourcing
#Message Queues
#Database Design
#Compliance
Full Stack Engineer
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System Design
•
hard
Design a scalable reporting dashboard that aggregates millions of tax records and allows users to filter by date, region, and tax type in real-time.
#Data Warehousing
#Caching
#Indexing
#Frontend Performance
Full Stack Engineer
•
System Design
•
hard
Design a Role-Based Access Control (RBAC) system for a multi-tenant advisory platform where different client organizations have different permission levels.
#Security
#Database Schema
#Multi-tenancy
#Authorization
Full Stack Engineer
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System Design
•
medium
Design a notification system to alert thousands of clients about upcoming tax deadlines via Email, SMS, and In-App push.
#Asynchronous Processing
#Microservices
#Third-party Integrations
Full Stack Engineer
•
System Design
•
medium
Design a data ingestion pipeline that pulls daily CSV files from external banking partners, cleans the data, and loads it into a central data warehouse.
#ETL
#Data Pipelines
#Cloud Services
#Batch Processing
Machine Learning Engineer
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System Design
•
medium
How would you approach building a predictive model to identify advisory clients at risk of churn?
#Predictive Modeling
#Feature Engineering
#Business Strategy
Machine Learning Engineer
•
System Design
•
medium
What are the trade-offs between batch inference and real-time inference? Give an example of a KPMG use case for each.
#Batch Processing
#Real-time Processing
#Architecture
Machine Learning Engineer
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System Design
•
hard
Design a real-time fraud detection API. What are the latency requirements, and how do you ensure the model meets them under high load?
#Real-time Inference
#API Design
#Latency Optimization
Machine Learning Engineer
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System Design
•
hard
Design an end-to-end machine learning system to automatically extract and categorize line items from millions of scanned tax documents and receipts.
#OCR
#NLP
#Batch Processing
#Cloud Architecture
Product Manager
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System Design
•
hard
Design an automated risk assessment platform for enterprise clients onboarding vendors.
#B2B SaaS
#Risk Management
#Data Integration
Product Manager
•
System Design
•
hard
How would you design an identity and access management (IAM) flow for a multi-tenant KPMG SaaS product?
#IAM
#Security
#Multi-tenancy
Product Manager
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System Design
•
hard
Design a system to ingest, process, and visualize millions of rows of transaction data for audit purposes.
#Big Data
#Data Pipelines
#ETL
Product Manager
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System Design
•
hard
How would you design a machine learning system to detect anomalies in corporate expense reports?
#Machine Learning
#Fraud Detection
#Data Pipelines
Product Manager
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System Design
•
hard
Design a secure document sharing platform for KPMG clients to upload sensitive financial data.
#Security
#Data Privacy
#Architecture
Product Manager
•
System Design
•
hard
How would you go about migrating a legacy on-premise financial reporting tool to a cloud-based SaaS model?
#Cloud Migration
#Legacy Systems
#Change Management
Software Engineer
•
System Design
•
hard
Design a scalable data pipeline to migrate legacy on-premise financial data to Azure Cloud with zero data loss.
#Cloud Migration
#Azure
#ETL
#Data Engineering
Software Engineer
•
System Design
•
medium
Design a microservice architecture for a payroll processing system that integrates with third-party banking APIs.
#Microservices
#Event-Driven Architecture
#Integrations
Software Engineer
•
System Design
•
hard
Design an automated auditing system that ingests millions of transaction records daily from various client ERP systems and flags anomalies.
#Data Pipelines
#Scalability
#Kafka
#Microservices
Software Engineer
•
System Design
•
hard
Design a secure document sharing portal for KPMG tax clients to upload sensitive financial documents.
#Security
#Cloud Storage
#Architecture
#Compliance
Software Engineer
•
System Design
•
medium
Design a role-based access control (RBAC) system for an enterprise application used by different departments at KPMG.
#Security
#Database Design
#Authorization
Difficulty Radar
Based on recent AI-sourced data.
Meet Your Interviewers
The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
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Think Out Loud
Always explain your thought process before writing code or drawing architecture.