Blogsby GlyphFeb 27
Engineering and algorithmic interventions for multimodal post-training at Microsoft scale
Aditya Challapally leads post-training research and infrastructure for Copilot agent capabilities that process millions of multimodal interactions.
Engineering at Microsoft the engineering blog of Microsoft: latest posts and feed
Microsoft · Engineering blog · none lately · 10 posts since May 14, 2024 · Dormant
Feb 11
How we built the Microsoft Learn MCP Server
When we launched the Microsoft Learn Model Context Protocol (MCP) Server in June 2025, our goal was simple: make it effortless for AI agents to use trusted, up-to-date Microsoft Learn documentation.
Jan 28
Diagnosing instability in production-scale agent reinforcement learning
On January 28, 2026, Hugging Face announced that they have upstreamed the Post-Training Toolkit into TRL as a first-party integration, making these diagnostics directly usable in production RL and agent post-training pipelines.
Dec 3, 2025
The Interaction Changes Everything: Treating AI Agents as Collaborators, Not Automation
Discover how treating AI agents as collaborators, not automation, transforms engineering workflows and accelerates complex projects
Jul 14, 2025
Enhancing Code Quality at Scale with AI-Powered Code Reviews
Microsoft’s AI-powered code review assistant has transformed pull request workflows by automating routine checks, suggesting improvements, and enabling conversational Q&A, leading to faster PR completion, improved code quality, and...
Mar 3, 2025
How Microsoft Engineers Build AI: Learn about scalable RAG-enabled AI Apps
For developers, the emphasis on building intelligence into apps has never been clearer. Over the next three years, 92% of companies plan on investing in AI to achieve business outcomes like enhancing productivity and delivering better...
Sep 25, 2024
Common annotated security keys
In April 2021, GitHub announced changes to their security token format that significantly enhanced security. The improvement leveraged two straightforward techniques: a fixed signature in the generated token and a checksum – both of which...
Jul 18, 2024
Managed DevOps Pools – The Origin Story
Learn about how Microsoft's 1ES organization developed an internal service called "1ES Hosted Pools" to manage Microsoft's diverse Engineering system infrastructure and how it helped make significant improvements to productivity, cost...
May 16, 2024
Developing with Accessibility in Mind at Microsoft
Celebrate the Global Accessibility Awareness Day GAAD by taking actionable and easy steps to build accessibility into your development life-cycle!
May 14, 2024
Copy-on-Write performance and debugging
This is a follow-up to our previous coverage of Dev Drive and copy-on-write (CoW) linking. See our previous articles from May 24, 2023, October 13, 2023, and November 2, 2023.
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Official checkSep 25
not reviewed to official: on microsoft.com