New 
Senior Software Engineer
 Microsoft | |
 United States, Washington, Redmond | |
 Sep 21, 2025 | |
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OverviewAre you passionate about building complex things using a large number of simple components efficiently, safely, consistently and at scale? Come join a team that values diversity, inclusion, collaboration and working better together to expand the foundation and the core of Substrate.As a Senior Software Engineer, on the Substrate App Platform team, you will help evolve the platform and its supporting microservices that enable internal Microsoft teams to build on Substrate. This role offers the opportunity to deepen your problem-solving and engineering skills, collaborate across teams to achieve shared goals, and grow through continuous learning and innovation alongside your teammates.In alignment with our Microsoft values, we are committed to cultivating an inclusive work environment for all employees to positivelyimpactour culture every day. 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.
ResponsibilitiesDesign, develop, and maintain scalable web applications across the full stack (front-end, backend, database, cloud infrastructure)Identify dependencies and contribute to design documentation with minimal oversightDevelop and implement reusable, high-quality code for services and featuresLead feature development from concept through launchBreak down large work items into smaller tasks and provide accurate estimationsServe as a Designated Responsible Individual (DRI) working on-call to monitor system/product feature/service for degradation, downtime, or interruptions and gains approval to restore system/product/service for simple problemsStay current with technologies to improve reliability, performance, and scalabilityProvide guidance and mentorship to other team members | |