Senior and/or Principal Software Engineer- LLM Serving Performance

As a Senior Software Engineer

As a Principal Software Engineer

Required/Minimum Qualifications

• Bachelor’s Degree in Computer Science or a related technical field and 4 + years of technical engineering experience coding in languages such as C++, or Python, 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.

Additional or Preferred Qualifications for Senior Software Engineer

• Expertise in GPU or equivalent accelerator programming and kernel optimization.
• Familiarity with vLLM, SGLang, or equivalent LLM inference libraries.
• Demonstrated cross-team collaboration and technical ownership.
• Ability to use AI-assisted development tools efficiently and validate their output.

Additional or Preferred Qualifications for Principal Software Engineer

• Deep expertise in GPU or equivalent accelerator compilation pipelines and low-level architecture.
• Expertise in LLM training and inference parallelism and acceleration.
• Demonstrated ownership of cross-team technical initiatives from strategy through production.
• Track record of creating reusable platforms, influencing senior stakeholders, and mentoring technical leaders.
• #AIInfra
• Software Engineering IC5 - The typical base pay range for this role across the U.S. is USD $142,800 - $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
• 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 $160,200 - $261,000 per year.
• 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.