Senior Software Engineer

We are on an ambitious mission to reshape the way enterprise data is indexed, understood, and served in the era of Large Language Models (LLMs). Our team is at the forefront of innovation, building the Semantic Fabric, a breakthrough technology that provides a semantic index for enterprise data within M365. This platform delivers the most relevant grounding data from a wide range of sources across an organization, such as documents, relevant Teams messages, and emails. Seamlessly integrated with LLMs, this work drives Microsoft's future in the AI age, empowering Copilot to identify and utilize the best content for any task, enabling deep reasoning based on a rich representation of all enterprise data. 

We are looking for a talented Senior Software Engineer to join us in pushing the boundaries of technology for the Copilot experience. In this role, you will work on building highly scalable ingestion pipelines and indexing solutions at an exabyte scale, ensuring interactive freshness and low-latency access to the best grounding data across enterprise content. Your work will directly impact users across the globe, making Copilot smarter and more responsive by ensuring it can deliver the right data for any enterprise scenario. 

At Microsoft, we believe that diversity and inclusion are keys to success. We foster an environment where every voice is valued, and we prioritize work-life balance. If you are excited by the opportunity to make a transformative impact on a global scale, this role is for you! 

Required Qualifications: 

• • Senior/Lead Engineer professional software development experience with at least two of the following C#/C++/Java, ASP.NET, and RUST 
  • Hands on experience with distributed systems and services in the cloud.  
  • Knowledge of functional programming principles, including immutability and type safety. 
  • Proven ability to tackle complex technical issues, proper research and design and high-quality implementations. 
  • Great written and verbal communication skills in English. 
  • Strong pattern matching against proven software patterns (such as Mediator, Strategy, Middleware) 
  • Track record of delivering impact at scale. 
  • Experience in: 
  • Search, information retrieval systems 
  • Applications of LLM and/or vector indexes (such as DiskANN) 
  • Designing, developing and shipping high quality software products, systems and services. 
  • Working collaboratively in a team: ability to communicate ideas clearly and drive problems to efficient resolution.  

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. 

Preferred Qualifications:

• Proficiency in programming languages like C++, RUST, C#, Java, or similar.  
• Familiarity with Semantic Search or Indexing technology.   
• Problem-solving skills, with the ability to think quickly and thoroughly.   

Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances.  We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request via the Accommodation request form.

Benefits/perks listed below may vary depending on the nature of your employment with Microsoft and the country where you work.

As a Senior Software Engineer on the Semantic Fabric Team, you will be entrusted with a range of responsibilities that are key to the successful development and evolution of our cutting-edge technology platform. Your responsibilities will include: 

• Leading the development of the Semantic Fabric, a cutting-edge technology delivering semantic indexing and search experiences across Microsoft Office 365. 
• Building scalable, high-performance software services over large datasets with low latency and high availability. 
• Ensuring the platform adheres to Microsoft’s strict data privacy and compliance standards. 
• Leading the team to design, development, testing, deployment, and maintenance of software solutions to meet the functional and non-functional requirements of the Semantic Fabric. 
• Collaborating with team members and other engineering teams to ensure the successful integration of individual components into the larger system. 
• Actively driving in architectural discussions and decisions, playing a key role in selecting technologies, designing scalable and sustainable solutions, and planning for future growth. 
• Proactively identifying technical debt and other issues impacting the performance or reliability of the software and devising solutions. 
• Constantly staying informed about the latest developments in the LLM and semantic search field and identifying opportunities to apply new methods or technologies to improve the Semantic Fabric. 
• Taking part in code reviews, both as a reviewer and a reviewee, to ensure the quality of the software and promote best practices within the team. 
• Engaging with stakeholders, including team members, other teams, and customers, to gather feedback and ensure the software meets their needs. 
• Ensuring the software complies with Microsoft's security and privacy standards. 
• Identifying risks that could impact the delivery of the software, and taking action to mitigate these risks.