Platform & Infrastructure

Led a multi-discipline team across several geos to deliver a rich set of tools for small/medium businesses to manage their transition and evolution to to modern online businesses.

• Leading the multi-discipline engineering team of 200+ responsible for all aspects of consumer Identity at Microsoft, including Microsoft Account, Microsoft Authenticator Mobile Apps, and Sign-in and Sign-up experiences / scenarios across all MSFT canvases and platforms• Set and intentionally drove the culture of the organization and all aspects of how we work, resulting in best in division workgroup health, leadership, and engineering excellence indicators• Partnering across the company (O365, Skype, Teams, Windows, Xbox, Bing, etc.) to identify and align on shared bets and deliver key e2e scenarios and value for our customers• Drove innovation and execution for multi-year companywide investments, introducing strategic capabilities to the Microsoft Identity platform such as password-less credentials and login experiences, Authenticator App based sign-in, social federation (LinkedIn, GitHub integration), Phone number based Identities• Responsible for shipping Cloud Identity experiences for both consumer and enterprise in all Windows releases• Responsible for the site reliability teams and accountable for high availability of a global authentication system serving billions of users and 20B+ requests daily• Responsible for significant CAPEX budget to run our services, and accountable for YoY increase in ROI and decrease in COGS• Successfully transitioned and led the merging of traditional development, test, and Operations organizations into a single cohesive high functioning team• Responsible for continuously modernizing the architecture of our live system leveraging modern managed constructs, while maintaining the existing system with high availability• Led divisional efforts such as industry/college recruiting, Patent investments, Planning and execution Unification V-teams

• Leading the development team responsible for Protocols, Mail Delivery, User Reputation, Safety (inbound spam, outbound abuse, anti-virus, and account security), social graph, SN aggregation, and Data Warehouse for outlook.com, one of the largest consumer email services• Effectively managing / grew a strong development team with a track record for excellent results. Proven results for mentorship, team growth, and strong campus/industry hires.• Designed and developed new MTA architecture for processing Billions of emails for hundreds of millions of users per day. Robust, scalable architecture enabled increased innovation on anti-spam filters and supporting systems• Designed and drove key investments in inbound spam and outbound abuse like throttling and automated user blocking.• Proven innovator having filed over 25 patents in the areas of security, scale, spam, fraud detection, and messaging. Collaborated with Microsoft Research on multiple published papers and also to bring cutting edge technology to our products.• Developed and led a strong engineering team which has consistently exceeded expectations in designing, developing, and running high performance software on 10k+ servers handling 20B+ transactions for 450M+ users.• Leading the development team standing up new services like ActiveSync and IMAP, and driving the right set of investments to scale them from zero to 150M+ users.• Key contributor in hiring, attracting, and retaining talent. Participated in countless interview events and various college and industry events.• Leading the inbound spam and outbound abuse strategy and execution. Strong multi year results: inbound spam rates down by 90% and outbound abuse at historical low. Data driven approach has ensured things are always prioritized correctly.

• Led the development team responsible for all frontend and backend software development around m2m vending automation.• Worked across stack and in both software and hardware• Worked with customers to enhance the scheduling and routing algorithms for optimal ROI

• Responsible for all backend development for software POS processing including security, processing, and storage of internet payments using magnetic swipe reader• Developed backend training for machine learned auto form filling software