The Microsoft AI organization in Microsoft has several thousand software engineers, working on Copilot, Bing, Edge browser, Maps, Ads, News and other projects. We are the Platform Team that powers all our services and work with hundreds of developers across multiple teams. We are seeking a Senior Software Engineer to join a team of smart and passionate engineers to bring products from inception to production. We strongly believe that collaboration enables better products, so you will work closely with Product Managers and other engineers to design solutions. We are looking for engineers with an interest in UI rendering systems and frameworks who will drive continuous innovation across our mainline and emerging products, both of which heavily leverage LLM and GenUI technologies. Our culture is inclusive, casual, and high energy; our team members come from diverse backgrounds and are grounded in our customers’ needs. This is a fantastic opportunity to build services and experiences that millions of people worldwide will use at home, at school, at work, and throughout their lives.

Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.

Starting January 26, 2026, Microsoft AI (MAI) employees who live within a 50- mile commute of a designated Microsoft office in the U.S. or 25-mile commute of a non-U.S., country-specific location are expected to work from the office at least four days per week. This expectation is subject to local law and may vary by jurisdiction.

• Build and maintain extremely high throughput render services.
• Establish tooling and strategies for UI in various product spaces
• Enhance proxy capabilities for WSS, WebRTC etc.
• Design, write and implement services with performance, efficiency, re-usability, and maintainability as core focus.
• Mentor engineers on the team by providing hands-on assistance, best practices, and promoting an inclusive learning environment.

Required Qualifications:

• Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
  • OR equivalent experience.

Preferred Qualifications:

• Master's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
  • OR Bachelor's Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
  • OR equivalent experience.
• Ability to diagnose Performance and Security issues on browser and server.
• Ability to deal with ambiguity to prioritize issues.
• Good understanding of UX frameworks and HTTP protocol basics.
• Good understanding of server architecture, orchestration, monitoring.
• 2+ years of experience working with websites or app services.
• 2+ years of experience working with frameworks and libraries like React, Solidjs, Next.js, Blazor, ASP.NET, etc.
• 5+ years of experience writing code (C#, Typescript, Rust) for large-scale systems.

#MicrosoftAI #frontend #UX #platform

Software Engineering IC4 - The typical base pay range for this role across the U.S. is USD $119,800 - $234,700 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $158,400 - $258,000 per year.

Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here:
https://careers.microsoft.com/us/en/us-corporate-pay

This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.