Microsoft
Software Engineer II - Excel Chat & Office Extensibility
Found: March 26, 2026
This role is based in Redmond, Washington.
Compensation:
USD $100,600 - $199,000 per year
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.
- Engage with the developer community for feedback and platform improvements.
Qualifications:
- Bachelor's Degree in Computer Science or related field and 2+ years of experience in coding with languages such as C, C++, C#, Java, JavaScript, or Python.
- 2+ years of experience with TypeScript/JavaScript and web platform APIs.
Preferred Qualifications:
- Master's Degree in Computer Science or related field and 3+ years of experience, or equivalent experience.
- Experience with Office.js and developer tooling.