Principal Software Engineer, Performance
Microsoft
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How this pay compares to similar roles
This role pays more than 59% of similar roles. Most pay $180,862–$226,050 — the shaded band above. At the midpoint, this role pays about $209k versus about $203k for comparable roles.
Based on 239 similar postings.
Employer
Microsoft Corporation is a global technology leader producing software, hardware, and cloud services including Windows, Office 365, Azure cloud platform, Xbox gaming, and Surface devices. Industry: Software & Cloud Computing
Microsoft currently has 622 open roles on FindRole.
Listed pay typically runs $119,800–$234,700 across 571 roles with salary data.
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At a glance
As a Principal Software Engineer on Microsoft’s AI Frameworks team, you will work across multiple layers of the AI software stack, including abstractions, programming models, compilers, runtimes, libraries, and APIs, to enable large-scale training and inference of AI models. Your daily tasks will involve benchmarking OpenAI and other LLMs for performance on GPUs and Microsoft hardware, debugging and optimizing their performance, and monitoring regressions to ensure continuous improvements in deployment speed and efficiency. You will collaborate closely with researchers and engineers to deliver scalable, production-ready solutions that support major Microsoft products like Office, Windows, Bing, SQL Server, and Dynamics. The role requires expertise in C++ or Python, experience with high-performance applications on CPUs/GPUs, familiarity with DL frameworks such as PyTorch, TensorFlow, or ONNX Runtime, and proficiency using GPU profiling tools for end-to-end performance analysis and optimization of state-of-the-art LLMs and HPC applications.
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