New 
Principal Software Engineer
 Microsoft | |
 United States, Texas, Irving | |
| 7000 State Highway 161 (Show on map) | |
 Oct 26, 2025 | |
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Overview Be at the forefront of AI evaluation by joining the Copilot Offline Evaluation Platform team and help us deliver the platform that makes Copilot innovation fast, reliable, and regression-free.As a Principal Software Engineer, you will transform how Copilot features are developed and evaluated. Your team will deliver end-to-end experimentation, evaluation, and validations to Copilot engineers, PMs, and data scientists. You'll work on the platform that orchestrates the offline evaluation lifecycle, including realistic data generation, data hydration and injection. Empowering Copilot teams to prototype safely and measure quality with scientific rigor. This opportunity will allow you to dive deep on Copilot technologies, build critical skills in the AI-era, and rapidly grow your career. 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.
ResponsibilitiesLead platform development and scaling to customer requirements and apply best practices for meeting scaling needs and performance expectations and holds accountability for products that do not meet expectations.Technical Leadership: Architect and deliver a platform that is secure, scalable, and resilient. Lead technical strategy and execution across multiple teams and services.AI-Driven Transformation: Champion the integration of AI to streamline development workflows, reinforce simplicity in design, improve test automation, and enhance system redundancy and scalability.Cross-Team Collaboration: Partner with PMs, architects, and other engineering leaders to define and deliver end-to-end solutions. Drive alignment across horizontal and vertical teams.Act as an expert and DRI (Designated Responsible Individual), be on call to mitigate system/product/service degradation to avoid downtime or interruptions.Mentorship and Culture: Model engineering excellence and inclusive practices. Mentor senior engineers and contribute to a culture of continuous learning and innovation.Customer Impact: Define and track success metrics that reflect customer value. Ensure services meet or exceed SLAs and deliver tangible improvements to customer experience.Strategic Influence: Contribute to long-term technical vision and roadmap planning. Influence organizational structure and investment decisions to accelerate innovation. | |