Principal Software Engineer

Microsoft Corporation • Redmond, WA • 7h ago

Overview

Microsoft 365 Copilot Chat is the conversational core of Microsoft's enterprise AI productivity strategy. It is the front door to AI powered work -- enabling customers to summarize meetings, draft content, collaborate using natural language, and get work done across Microsoft 365.

Client performance, reliability, and UX quality are foundational to customer trust and adoption of Copilot Chat at enterprise scale. Server side rendering (SSR), hydration correctness, and resilient client behavior directly impact perceived responsiveness, reliability, and user confidence.

We are seeking a Principal Software Engineer to define, build, and evolve the performance critical, SSR backed Copilot Chat experience. This is a senior individual contributor role with platform level ownership, technical leadership, and deep influence across Microsoft 365 surfaces.

Responsibilities

Lead architectural improvements to the M365 Copilot Chat frontend platform to improve performance, reliability, and developer velocity at scale.

Design, build, and evolve high quality, performance sensitive UX for Microsoft 365 Copilot Chat using modern frontend technologies.

Own server side rendering (SSR) and client hydration correctness across key Copilot Chat user journeys to ensure fast perceived performance and resilient behavior.

Translate UX and product specifications into pixel perfect, production ready implementations with high attention to performance and accessibility.

Collaborate closely with Product Managers, Designers, and partner engineering teams to land features across Microsoft 365 surfaces.

Qualifications

Required Qualifications:

Bachelor's Degree in Computer Science or related technical field AND 6+ years of technical engineering experience with coding in languages including, but not limited to, C++, C#, REACT, TypeScript, HTML, or CSS

OR equivalent experience.

Other Requirements:

Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include but are not limited to the following specialized security screenings:

Microsoft Cloud Background Check : This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter.

Preferred Qualifications:

Master'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#, REACT, TypeScript, HTML, or CSS

OR Bachelor's Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C++, C#, REACT, TypeScript, HTML, or CSS

OR equivalent experience.

8+ years of professional software engineering experience, with focus on frontend or UX engineering.

Hands on experience building and operating server side rendered (SSR) web applications with robust client hydration at production scale.

Proficiency with understanding web performance fundamentals, including rendering, loading, caching, and perceived performance.

Proficiency with debugging skills across client, network, and SSR execution paths in large, complex code bases.

Experience collaborating across teams and navigating dependencies in large engineering organizations.

Software Engineering IC5 - The typical base pay range for this role across the U.S. is USD $139,900 - $274,800 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 $188,000 - $304,200 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.

Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations. (https://careers.microsoft.com/v2/global/en/accessibility.html)

Similar Jobs

Data Scientist II - Teams Commercial Data Science

Microsoft Corporation • Redmond, WA • 2min ago

IT & Engineering

Overview The Microsoft Teams Data Science team 's charter is to foster a data-driven culture to encourage and enable the entire organization to make more informed decisions through data. Our data and analytics team works...

2min ago

Go to Apply

senior data scientist - Digital Data Science (Seattle, WA)

Starbucks • Seattle, WA • 4min ago

IT & Engineering

Senior Data Scientist - Seattle, WA - U.S. Now Brewing - Senior Data Scientist, Data & Analytics! #tobeapartner From the beginning, Starbucks set out to be a different kind of company. One that not only celebrated co...

4min ago

Go to Apply

Senior Data Scientist

UST Global Inc • Bellevue, WA • 7min ago

IT & Engineering

Role description Cloud DevOps Engineer Experience: 3-6 Years Key Responsibilities Design and develop Grafana dashboards integrating data from Splunk, Datadog, Jira, Git, and other sources Design and implement automated d...

7min ago

Go to Apply

Principal Software Engineer

Microsoft Corporation • Redmond, WA • 7h ago

IT & Engineering

Overview We are looking for a Principal Software Engineer to join our Microsoft AI - Copilot Discover - Knowledge Agent backend platform team, contributing to projects related to agentic vertical content generation pipel...

7h ago

Go to Apply

Principal Software Engineer

Microsoft Corporation • Redmond, WA • 7h ago

IT & Engineering

Overview Microsoft is a company where passionate innovators come to collaborate, envision what can be and take their careers further. This is a world of more possibilities, more innovation, more openness, and the sky is...

7h ago

Go to Apply

Principal Software Engineer

Microsoft Corporation • Redmond, WA • 7h ago

IT & Engineering

Overview Our team is at the forefront of transforming digital advertising through intelligent automation and large-scale optimization. We design and build the auto-bidding platform that powers real-time ad auctions acros...

7h ago

Go to Apply

Electrical Assembler

Aerotek • Everett, WA • 7h ago

IT & Engineering

Job Title: Aerospace Assembler Payrate: $23 to $27 per hour Shift: 6:00am-3:30pm M-Th and 6:00am-2:30pm every other Friday Location: Everett, WA Job Description This position involves performing a variety of non-routine...

7h ago

Go to Apply

Software Engineer

Visa Usa Inc • Bellevue, WA • 7h ago

IT & Engineering

Company Description Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than...

7h ago

Go to Apply

Principle Software Engineer

Microsoft Corporation • Redmond, WA • 7h ago

IT & Engineering

7h ago

Go to Apply

Director, Software Engineering

Walmart • Bellevue, WA • 7h ago

IT & Engineering

Position Summary... What you'll do... Role summary: The Director, Software Engineering leads the execution and delivery of complex software and AI/ML systems, ensuring scalability, reliability, and alignment with strateg...

7h ago

Go to Apply

Subscribe to get new jobs sent directly to you
(no charge, cancel anytime)

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.