Senior Software Engineer

Microsoft•Redmond, WA

About The Position

CoreAI is at the forefront of Microsoft’s mission to redefine how software is built and experienced. We are responsible for building the foundational platforms, services, programming models, and developer experiences that power the next generation of applications using Generative AI. Our work enables developers and enterprises to harness the full potential of AI to create intelligent, adaptive, and transformative software. The 1ES (One Engineering System) team is responsible for enabling the world's best engineering teams with world-class tools and systems that help them ship products their customers love. 1ES develops and operates a set of engineering tools and services including build, verification services, code review tools, data analysis, and machine learning services - all working towards a unified engineering system for internal Microsoft needs. Distributed build, static analysis, test and release are at the center of Microsoft 1ES and are helping major groups within the company deliver features faster and with better quality. Our services are used by tens of thousands of developers, and we build, analyze, test and release millions of projects daily in a distributed service running at scale in multiple data centers across the world. In this role, you will define the future of engineering systems and developer productivity. You will build and utilize AI agents and extensions to significantly reduce the time Microsoft’s engineers spend on building, validating code, and releasing products. You will work with AI research, collaborating with experts in generative AI, and integrating recent advancements into our engineering systems.

Requirements

Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
The ability to meet Microsoft, customer, and/or government security screening requirements is 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.

Nice To Haves

Master's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelor's Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
6+ years of experience designing, building, and operating production-grade software and services at scale, with a proven track record of delivering high-impact solutions

Responsibilities

Define and influence the product roadmap by aligning technical strategy with business goals and customer needs.
Leverage data-driven insights and competitive intelligence to inform product direction, identify opportunities, and guide decision-making.
Design and evolve durable, scalable system architectures that balance long-term maintainability with short-term delivery needs, making thoughtful engineering trade-offs.
Work with the engineering teams and partner organizations by driving clarity, alignment, and shared ownership of technical direction.
Collaborate closely with partner teams—including experience, SDK, and platform groups—to ensure seamless integration and delivery of features across the stack.
Contribute to and lead the development of core platform components and reusable building blocks that accelerate team velocity and product innovation.
Engage directly with customers and product teams to capture feedback, understand demand signals, and refine product messaging—ensuring the voice of the customer shapes product evolution.
Partners with appropriate stakeholders to determine user requirements for a set of scenarios.
Leads identification of dependencies and the development of design documents for a product, application, service, or platform.
Leads by example and mentors others to produce extensible and maintainable code used across products.
Leverages subject-matter expertise of cross-product features with appropriate stakeholders (e.g., project managers) to drive multiple group's project plans, release plans, and work items.
Drive operational excellence in managing and operating large-scale distributed systems with a high bar for service-level agreements (SLAs). Lead root cause analyses (RCAs) for key live site incidents and outages, identify systemic improvements, and set high standards for reliability and performance.
Holds accountability as a Designated Responsible Individual (DRI), mentoring engineers across products/solutions, working on-call to monitor system/product/service for degradation, downtime, or interruptions.
Proactively seeks new knowledge and adapts to new trends, technical solutions, and patterns that will improve the availability, reliability, efficiency, observability, and performance of products while also driving consistency in monitoring and operations at scale and shares knowledge with other engineers.