Principal Software Engineer

Are you passionate about building modern, AI-first, fast web applications that empower hundreds of millions of users? Do you have a vision for building web applications for AI-powered productivity, performance and scalability? If so, we have an exciting opportunity for you in the Office Product Group (OPG).  

Microsoft 365 is a comprehensive suite of productivity tools and cloud-based services offered by Microsoft, designed to empower individuals and organizations to achieve more, collaborate efficiently, and enhance their digital workflows. OPG's mission is to re-invent productivity solutions, leveraging AI to create experiences which radically improve how people conceive, communicate, preserve, and share the best expressions of their thoughts and ideas...together. We do this through our flagship family of Office products i.e. Word, Excel, PowerPoint and OneNote. Web technology is at the forefront of how we realize our mission, driving the growth of our existing applications and new offerings.    

We are looking for a talented full-stack, AI-native Principal Software Engineer for web development As an engineer in OPG, you will have the exciting opportunity to contribute to the development and enhancement of one of the most widely used productivity suites in the world. Your role will involve designing and building AI-first full stack functionality across experience and services that is shared by products across Office for the web e.g. home pages, suite-wide header and app shell, shared user flows like notifications, account management and platform components like telemetry, experimentation framework, bootstrapper . By collaborating and leveraging the latest technologies, you will shape the future of Microsoft Office in the age of AI. As Principal Engineer you will work on the most challenging problems in this space designing shared code running in the most complex flows across a massive diversity of contexts.   

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.  

• Work with engineering teams across the Office web ecosystem to research, design, implement, optimize experiences and services that are shared across the Office suite.   
• Contribute to the design and implementation of core libraries utilized by the entire suite e.g. Fluent UI components.   
• Write high quality code, automated unit and integration tests.  
• Harness AI to maximize own and team's engineering velocity and craft world-class AI-powered functionality 
• Work on implementation, debugging, shipping and mitigating incidents in live production environments.  
• Work closely with Product Management and Design disciplines.  
• Work well both independently and collectively in a team environment.  

Required Qualifications:

• Bachelor'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 equivalent experience.
• Proficiency in full-stack Web development including Web front-end development experience with JavaScript/Typescript and HTML5 and high-scale distributed systems/cloud service development.   
• Proficiency building and shipping production grade software.  
• Expertise in leveraging AI to improve engineering processes as well as developing AI-enabled products. 
• Track record of delivering products, features and functionality on time, with extremely high quality.  
• Excellent problem-solving and debugging skills.  
• Good verbal and written communication skills and ability to work cross- team in collaborative environment.  

Preferred Qualifications: 

• Deep expertise with web frameworks like and FluentUI.   
• 10+ years of software development experience in C#, C++, .NET, JavaScript/TypeScript, or similar programming languages or platforms.  
• Expertise with browser development tools and its network and performance profiling capabilities.  
• Experience with Azure Cloud and ADO (Azure DevOps) pipeline is preferred but not .  

Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request via the Accommodation request form.

Benefits/perks listed below may vary depending on the nature of your employment with Microsoft and the country where you work.