Microsoft Engineering Blog & Tech Articles
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36 engineering articles, tutorials, and technical insights from Microsoft's engineering team
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The article discusses the development of the Microsoft Learn Model Context Protocol (MCP) Server, launched in June 2025, aimed at facilitating AI agents' access to Microsoft Learn documentation.
This article from Microsoft Engineering identifies a specific failure mode in production-scale reinforcement learning for tool-using agents: variance amplification in tool-conditioned contexts that...
Aditya Challapally
7 min read
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This article presents Microsoft's framework for treating AI agents as collaborative partners rather than automation tools, developed during their Entra SDK v1 to v2 migration project.
Jenny Ferries
10 min read
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Microsoft details their AI-powered code review assistant that has scaled to support over 90% of pull requests across the company, impacting more than 600K PRs per month.
Sneha Tuli
8 min read
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Microsoft introduces a new video series 'How Microsoft Engineers Build AI' starting with how their engineering teams built the Ask Learn RAG plugin for Copilot for Azure.
The article discusses the newly announced Team customizations and imaging for Microsoft Dev Box, aimed at enhancing developer productivity by simplifying the setup and maintenance of development en...
Dmitry Goncharenko
7 min read
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The article discusses the Common Annotated Security Standard (CASK) introduced by Microsoft, which enhances security for service providers by implementing identifiable keys with fixed signatures an...
Michael C. Fanning
4 min read
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The article discusses the challenges faced by Microsoft in managing diverse engineering teams and their infrastructure, leading to the development of 1ES Hosted Pools.
Suraj
7 min read
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The article emphasizes Microsoft's commitment to accessibility in software development, particularly on Global Accessibility Awareness Day (GAAD).
The article discusses the performance benefits and debugging techniques related to Copy-on-Write (CoW) linking in the context of Dev Drive, which was released in Windows 11 and will be part of Wind...
Erik Mavrinac
6 min read
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The article discusses the development of 'Ask Learn', a Retrieval-Augmented Generation (RAG) based knowledge service that enhances Microsoft Q&A and powers the Microsoft Copilot for Azure.
Sarah
20 min read
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The article discusses how Microsoft enhances the reliability of Microsoft Fabric and Azure Synapse through rigorous load testing using Azure Load Testing (ALT).
Predrag Vlatković
6 min read
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The article announces that Accessibility Insights now supports WCAG 2. 2 AA, enhancing developers' ability to create accessible software.
Nandita
5 min read
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The article discusses the evolution of software development and the significance of Platform Engineering in optimizing developer experience.
The article discusses the early preview of copy-on-write (CoW) linking in the Win32 API, released by the Windows filesystem team.
Erik Mavrinac
2 min read
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The article announces the availability of Dev Drive, a new feature in Windows 11 and Windows Server that enhances developer performance through copy-on-write functionality.
Erik Mavrinac
2 min read
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The article discusses the importance of protecting various types of Git repositories, including production code, experimental code, and documentation, from secret exposure.
Bryan Sullivan
3 min read
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This article discusses the load testing of Azure Active Directory (AAD) based authentication for Azure Cache for Redis, emphasizing the importance of performance benchmarking and automation in test...
The article discusses Dev Drive, a new feature in Windows designed to enhance developer performance by utilizing the ReFS filesystem and Copy-on-Write (CoW) technology.
The article discusses the implementation and benefits of Microsoft Dev Box, a cloud-based development environment, aimed at improving productivity for Microsoft engineers.
Josh Zimmerman
7 min read
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The article discusses Microsoft's efforts to secure its software supply chain, detailing the evolution of its Security Development Lifecycle (SDL) since 2004.
The article discusses a fix implemented by the Accessibility Insights team for a bug in their Windows Presentation Foundation (WPF) app, which involved checkboxes in a WPF tree view not properly re...
Sarah Oslund
5 min read
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The article discusses the migration of the Accessibility Insights for Web extension from Chrome's Manifest V2 to Manifest V3, detailing the architectural changes, challenges faced, and lessons lear...
Sarah Oslund
7 min read
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Microsoft has open-sourced its software bill of materials (SBOM) generation tool, which is essential for software transparency and supply chain security.
Danesh
3 min read
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The article discusses Microsoft's efforts to create an autonomic scale and efficiency system for Microsoft 365, aiming to simplify the development process for over 1000 services.
Randy Lehner
6 min read
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The article discusses Accessibility Insights for Web, a suite of open-source accessibility testing tools designed to help developers identify and fix web accessibility issues.
The article discusses the challenges posed by flaky tests in software development and presents a comprehensive flaky test management system developed by Microsoft to enhance developer productivity.
Suresh Thummalapenta
4 min read
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The article discusses Accessibility Insights for Windows, an open-source tool that helps users inspect and test Windows applications for accessibility issues.
John Alkire
5 min read
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CloudTest is a multi-tenant, scalable, performant, and extensible verification service developed by Microsoft to enhance engineering productivity by providing a robust testing infrastructure.
Sina Jafari
6 min read
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The article discusses Microsoft's approach to generating Software Bills of Materials (SBOMs) using the Software Package Data Exchange (SPDX) standard, in response to the U. S.
The article discusses the historical significance of standards in both ancient Rome and modern software development, particularly focusing on the Static Analysis Results Interchange Format (SARIF).
Michael C. Fanning
4 min read
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The article emphasizes the importance of integrating DevOps practices into secure development to enhance security measures effectively.
Bryan Sullivan
4 min read
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The article discusses the evolution of Microsoft Build Accelerator (BuildXL) and its role in enabling large-scale distributed builds for Microsoft's extensive codebases.
Michael Pysson
5 min read
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Accessibility Insights is an open-source suite of tools designed to help developers create accessible software by integrating accessibility checks into the development cycle.
Mark Reay
3 min read
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The Engineering@Microsoft blog aims to share insights and tools developed by Microsoft to enhance productivity among its over 100,000 software engineers.
Magnus Hedlund
2 min read
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The article discusses the importance of filtering out noise from automated tooling bugs to enhance developer experience.
Bryan Sullivan
4 min read
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