As a cornerstone of Microsoft’s Substrate platform—the underlying data infrastructure for Office 365 and other cloud services—the Directory Runtime Stores team builds and maintains the storage systems that handle the runtime traffic for Microsoft’s directory services, supporting trillions of requests every day. Our systems are foundational to the reliability, scalability, and security of Microsoft’s cloud offerings.

Joining our team as a Software Engineer means you’ll have the opportunity to:

• Work on large-scale distributed systems that impact millions of users globally.
• Drive innovation in storage, traffic management, and automation, including AI-powered solutions.
• Collaborate with talented engineers across geographies and disciplines.
• Grow your technical expertise through challenging projects, mentorship, and a culture of continuous learning.
• Contribute to a team that values diversity, inclusion, and a growth mindset.
• Make a real difference by helping Microsoft empower every person and every organization on the planet to achieve more.

We are committed to modernizing our technical stack and delivering world-class performance and innovation for customers around the globe.

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.

• Work with appropriate stakeholders to determine user requirements for a set of features, ensuring alignment with business and technical goals.
• Contribute to the identification of dependencies and the development of design documents for product areas, with minimal oversight.
• Contribute to the development and integration of AI-native features and solutions, leveraging AI and automation to enhance system intelligence, scalability, and user experience.
• Create and implement code for products, services, or features, reusing code where applicable to drive efficiency and consistency.
• Break down larger work items into smaller, manageable tasks and provide accurate estimations for completion.
• Act as a Designated Responsible Individual (DRI), participating in on-call rotations to monitor system, product features, or services for degradation, downtime, or interruptions, and gain approval to restore services for simple problems.
• Remain current in technical skills by investing time and effort into learning new developments that improve availability, reliability, efficiency, observability, and

• Bachelor's Degree in Computer Science, or related technical discipline with proven experience coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
  • OR equivalent experience. Strong problem-solving, debugging, and analytical skills.
• Excellent communication and collaboration abilities.
• Passion for building scalable, reliable, and high-performance systems.

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.