Overview As a Software Engineer II on the Excel Chat & Office Extensibility team, you will help shape the future of productivity by building foundational components that power the Office ecosystem. Your focus will be on Service Delivered Experiences (SDX)and Office.js, enabling internal and external developers to create rich, performant, and secure Office add-ins and extensions across Word, Excel, PowerPoint, and Outlook. 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.

• Responsibilities- Design, implement, and maintain core components of the SDX infrastructure and Office.js API surface.
• Improve performance, reliability, and scalability of the Office extensibility platform.
• Collaborate with partner teams across Office and Microsoft 365 to ensure consistent developer experience.
• Engage with the developer community to gather feedback and drive platform improvements.

Embody our culture and values.

Qualifications Required Qualifications:

• Bachelor's Degree in Computer Science or related technical field AND 2+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or PythonOR equivalent experience.
• 2+ years experience coding skills in TypeScript/JavaScript, with experience in web platform APIs.

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 3+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or PythonOR Bachelor's Degree in Computer Science or related technical field AND 5+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
• OR equivalent experience.
• Experience with a C-family or similar programming language (C, C++, C#, Java, etc.)
• Solid understanding of API design,SDK development, and developer tooling.
• Deep interest in AI, machine learning, or data science, or related technologies.
• Experience with Office.js,Visual Studio Code extensions, or similar extensibility platforms is a plus.
• Passion for building developer platforms and improving developer productivity.

Software Engineering IC3 - The typical base pay range for this role across the U.S. is USD $100,600 - $199,000 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 $131,400 - $215,400 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.