Microsoft DevOps engineer interviews cover CI/CD pipelines, infrastructure as code, container orchestration, monitoring, and incident response procedures.
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system design
Hard
Verified Question
#1
1. Top 5 System Design Questions Jan 2026
Category: Interval-based system design problem# Top 5 Recently Asked System Design Questions - Microsoft These are the commonly asked system design questions from Microsoft interviews and some...Input: List
Output: Computed result
system design
Senior
api design
#1
1. [OA] Service Health Monitor – Design a class to monitor service health in Azure
Microsoft needs a robust system to track and manage the health of various services across its cloud environments. You will design a Service Health Monitor to detect and report service disruptions.
Your task is to:
- Create a class that monitors services and returns health status.
- Include methods to log status and send alerts based on predefined thresholds.Example 1:
Input:
Output:
Explanation: Successfully checks the health status of the specified service and logs it.Constraints:
- Must check service status every 5 minutes.
- Must handle at least 10 different services concurrently.
Your task is to:
- Create a class that monitors services and returns health status.
- Include methods to log status and send alerts based on predefined thresholds.Example 1:
Input:
monitor = ServiceHealthMonitor(); monitor.check_service('AzureStorage')Output:
Service 'AzureStorage' is healthy.Explanation: Successfully checks the health status of the specified service and logs it.Constraints:
- Must check service status every 5 minutes.
- Must handle at least 10 different services concurrently.
system design
Senior
ci cd
#2
2. [OA] CI/CD Pipeline – Design a scalable Continuous Integration pipeline for Azure DevOps
Continuous Integration (CI) is vital for teams at Microsoft to ensure code quality and rapid delivery. Design a scalable CI pipeline that can handle multiple repositories and parallel builds for high demand.
Your task is to:
- Create a system that can manage build jobs for several repositories at once.
- Include a function to trigger builds based on pull requests.Example 1:
Input:
Output:
Explanation: Triggers build when a new pull request is made and verifies the main branch.Constraints:
- Must support at least 50 parallel builds.
- Should allow build configurations for multiple types of applications.
Your task is to:
- Create a system that can manage build jobs for several repositories at once.
- Include a function to trigger builds based on pull requests.Example 1:
Input:
trigger_build(pr=True, repo='repo1')Output:
Build initiated for repo1 for pull request.Explanation: Triggers build when a new pull request is made and verifies the main branch.Constraints:
- Must support at least 50 parallel builds.
- Should allow build configurations for multiple types of applications.
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