Tech Mahindra

Tech Mahindra

Multinational IT services and consulting company.

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 disagreed with a client or a senior architect regarding a cloud migration strategy. How did you handle it?

#Communication #Conflict Resolution #Client Management
Practice
Cloud Engineer • Behavioral • medium

Describe a time when a critical production system went down under your watch. What was your immediate reaction, and how did you resolve it?

#Incident Management #Accountability #Problem Solving
Practice
Cloud Engineer • Behavioral • easy

How would you explain the concept of 'Infrastructure as Code' (IaC) to a non-technical project manager who is concerned about project timelines?

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

Tell me about a time you had to learn a completely new cloud technology or tool under a very tight project deadline.

#Adaptability #Continuous Learning #Time Management
Practice
Cloud Engineer • Coding • medium

Write a Python script using Boto3 to find and delete all unattached EBS volumes in a specific AWS region to optimize client costs.

#Python #Boto3 #AWS #Cost Optimization
Practice
Cloud Engineer • Coding • medium

Write a Bash script that parses an Nginx access log file, counts the number of HTTP 500 errors, and outputs the top 5 IP addresses generating these errors.

#Bash #Linux #Log Analysis
Practice
Cloud Engineer • Coding • hard

Write a Python script that traverses a given directory, finds all duplicate files based on their MD5 hash, and prints their paths.

#Python #File System #Hashing
Practice
Cloud Engineer • Coding • medium

Write a Python function that makes a GET request to a REST API, handles pagination, and returns a consolidated list of all items.

#Python #API #Requests
Practice
Cloud Engineer • System Design • medium

Design a highly available and fault-tolerant 3-tier web architecture on AWS for a telecom client experiencing variable traffic.

#AWS #Architecture #High Availability #Auto Scaling
Practice
Cloud Engineer • System Design • hard

A client wants to migrate a monolithic legacy telecom billing system to a microservices architecture on Kubernetes. How would you approach this system design?

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

Design a scalable log ingestion and analytics platform for a global enterprise generating 5TB of logs daily.

#Big Data #Logging #Elasticsearch #Kafka
Practice
Cloud Engineer • System Design • medium

Design a serverless architecture for a web application that allows users to upload images, processes them to create thumbnails, and serves them globally.

#Serverless #AWS #Architecture
Practice
Cloud Engineer • System Design • hard

How would you design a database migration strategy from an on-premises SQL Server to AWS RDS with near-zero downtime?

#Database #Migration #AWS DMS
Practice
Cloud Engineer • System Design • hard

Design a Disaster Recovery (DR) strategy for a mission-critical financial application. Define RTO and RPO in your answer.

#Disaster Recovery #Architecture #High Availability
Practice
Cloud Engineer • Technical • medium

A client wants to connect multiple AWS VPCs across different regions and their on-premises data center. Would you use VPC Peering or AWS Transit Gateway, and why?

#AWS #VPC #Transit Gateway #Hybrid Cloud
Practice
Cloud Engineer • Technical • medium

How do you manage and secure Terraform state files in a collaborative team environment?

#Terraform #State Management #Security
Practice
Cloud Engineer • Technical • medium

One of your Kubernetes pods is stuck in a CrashLoopBackOff state. Walk me through your step-by-step troubleshooting process.

#Kubernetes #Troubleshooting #Containers
Practice
Cloud Engineer • Technical • easy

Explain the different Amazon S3 storage classes. How would you design a lifecycle policy for a client's compliance logs that must be kept for 7 years but are rarely accessed after 30 days?

#AWS #S3 #Storage #Cost Optimization
Practice
Cloud Engineer • Technical • hard

How would you integrate an on-premises Active Directory with Azure Active Directory (Entra ID) for a seamless SSO experience?

#Azure #Active Directory #Identity Management #SSO
Practice
Cloud Engineer • Technical • medium

Explain how you would set up a CI/CD pipeline in Jenkins to build, test, and deploy a Dockerized Node.js application to AWS ECS.

#Jenkins #CI/CD #Docker #AWS ECS
Practice
Cloud Engineer • Technical • easy

What is the difference between an IAM Role and an IAM Policy in AWS? When would you use a Role instead of an IAM User?

#AWS #IAM #Security
Practice
Cloud Engineer • Technical • medium

You receive an alert that an Application Load Balancer (ALB) is returning 502 Bad Gateway errors. What are the potential causes and how do you fix them?

#AWS #ALB #Troubleshooting #Networking
Practice
Cloud Engineer • Technical • medium

What are the key considerations and steps when Dockerizing a legacy stateful application?

#Docker #Containerization #Legacy Systems
Practice
Cloud Engineer • Technical • medium

Compare Blue-Green deployments with Canary deployments. In what scenario would you recommend one over the other to a client?

#CI/CD #Deployment Strategies
Practice
Cloud Engineer • Technical • medium

How do you secure a public-facing REST API hosted on AWS API Gateway and Lambda?

#AWS API Gateway #AWS Lambda #Security #WAF
Practice
Cloud Engineer • Technical • medium

What are AWS Lambda 'cold starts', and what strategies would you use to mitigate them in a latency-sensitive application?

#AWS Lambda #Serverless #Performance
Practice
Cloud Engineer • Technical • easy

Explain the differences between ClusterIP, NodePort, and LoadBalancer service types in Kubernetes.

#Kubernetes #Networking
Practice
Cloud Engineer • Technical • medium

How do you securely manage secrets (like database passwords or API keys) in a CI/CD pipeline and runtime environment?

#DevSecOps #Secrets Management #CI/CD
Practice
Cloud Engineer • Technical • medium

Explain the DRY principle in the context of Terraform. How do you implement it?

#Terraform #IaC #Best Practices
Practice
Cloud Engineer • Technical • medium

You are alerted that a Linux VM in Azure is running at 100% CPU. What commands do you run to identify the root cause?

#Linux #Troubleshooting #Performance
Practice
Cloud Engineer • Technical • easy

Compare AWS CloudFormation and Terraform. Why might a company choose Terraform over CloudFormation?

#Terraform #CloudFormation #IaC
Practice
Cloud Engineer • Technical • medium

Explain how Prometheus and Grafana work together in a Kubernetes environment. How does Prometheus discover targets?

#Monitoring #Prometheus #Grafana #Kubernetes
Practice
Cloud Engineer • Technical • hard

A client needs a secure, highly available connection between their corporate data center and an Azure VNet. Walk me through setting up an Azure VPN Gateway.

#Azure #Networking #VPN
Practice
Cloud Engineer • Technical • medium

What are Azure Resource Manager (ARM) templates, and how do they compare to Azure Bicep?

#Azure #IaC #ARM #Bicep
Practice
Cloud Engineer • Technical • medium

When would you choose AWS ECS over AWS EKS for container orchestration?

#AWS #Containers #ECS #EKS
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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