# Build an interview coach app with the GitHub Copilot SDK

DevFeed: [Build an interview coach app with the GitHub Copilot SDK](<https://devfeed.tech/articles/build-an-interview-coach-app-with-the-github-copilot-sdk-26983.md>)

Original publisher: [Read original article](<https://devblogs.microsoft.com/blog/build-an-interview-coach-app-with-the-github-copilot-sdk/>)

Author: Justin Yoo

Published: 2026-09-15T16:00:11Z

Content type: tutorial

Language: en

Sources: [Developer Blogs](<https://devfeed.tech/sources/developer-blogs.md>)

Topics: [GitHub Copilot](<https://devfeed.tech/topics/github-copilot.md>), [SDK](<https://devfeed.tech/topics/sdk.md>), [Model Context Protocol](<https://devfeed.tech/topics/model-context-protocol.md>), [.NET](<https://devfeed.tech/topics/net.md>), [Blazor](<https://devfeed.tech/topics/blazor.md>)

Tags: [agent-framework](<https://devfeed.tech/tags/agent-framework.md>), [ai](<https://devfeed.tech/tags/ai.md>), [blazor](<https://devfeed.tech/tags/blazor.md>), [github-copilot](<https://devfeed.tech/tags/github-copilot.md>), [github-copilot-sdk](<https://devfeed.tech/tags/github-copilot-sdk.md>), [mcp](<https://devfeed.tech/tags/mcp.md>), [microsoft-agent-framework](<https://devfeed.tech/tags/microsoft-agent-framework.md>), [microsoft-foundry](<https://devfeed.tech/tags/microsoft-foundry.md>), [model-context-protocol](<https://devfeed.tech/tags/model-context-protocol.md>), [net](<https://devfeed.tech/tags/net.md>), [sdk](<https://devfeed.tech/tags/sdk.md>)

## AI overview

This tutorial demonstrates how to build an interview coach application with the GitHub Copilot SDK in .NET. The sample uses a Blazor chat interface, Copilot instructions and callable tools, and Model Context Protocol services for document handling and interview records. It emphasizes giving Copilot application-specific tools rather than access to shell commands or source files.

## Source excerpt

An interview coach has to do more than ask questions. It needs to read a resume, follow up on an incomplete answer, and save enough context to give useful feedback at the end. Some of that work is conversation. Some of it requires calling an application service. The GitHub Copilot SDK lets you use the [...] The post Build an interview coach app with the GitHub Copilot SDK appeared first on Microsoft for Developers.