May 2024 – Present · 1 yr 11 mos

• As a Principal Engineer for Amazon Flex and TransporterX, I lead the technical vision and implementation of large-scale systems powering Amazon's last-mile delivery network. I architect scalable solutions to support Amazon Flex's rapid growth across multiple countries and transportation modes, designing innovative technologies to enhance Delivery Partner experiences and improve operational efficiency. Leading cross-functional teams, I develop integrated systems supporting various Amazon businesses, including emerging services like Sub Same Day delivery. My focus is on driving technical initiatives to improve safety, quality, and cost-effectiveness while reducing cognitive load for transporters. I spearhead architectural shifts, oversee mobile application development, implement data-driven optimizations, and collaborate with business leaders to align technical strategies with Amazon's long-term vision.

Apr 2023 – Apr 2024 · 1 yr

• Defined the architecture for Proactive Agent, a large language model (LLM) based system to proactively anticipate and fulfill customer needs.

Jan 2022 – Apr 2023 · 1 yr 3 mos

• Built smart personal assistant to deliver Proactive Experiences such as Alexa Notifications, Alexa Routines, Ambient Home Cards, Proactive Suggestions. As a Principal Engineer in Alexa Proactive Experiences Delivery, I led the architecture and design of innovative proactive information delivery systems that anticipated and engaged users' needs across multiple Alexa teams. My role involved overseeing the development of content sourcing, optimization, and delivery channels, ensuring scalability, performance, and security. I contributed to strategic planning, influenced business decisions, and created novel solutions for industry-first proactive experiences. My hands-on approach included coding critical features, optimizing systems for high-volume transactions, and authoring key architecture documents. I actively participated in design reviews, mentored team members, and fostered cross-team collaboration. Additionally, I contributed to intellectual property development through patent filings and drove the evolution of Alexa's proactive capabilities, directly impacting millions of users worldwide.

Apr 2016 – Jan 2022 · 5 yrs 9 mos

• Developed NextGen Proactive Alexa APIs and customer experiences, powering Notifications, Routines, and Reminders features. • Led Alexa integration with major communication providers (Skype, Verizon, AT&T) and developed the Presence Service for Echo Show's 'Drop-In' feature. • Managed high-performance serverless applications using AWS technologies (Kinesis, Lambda, DynamoDB, API Gateway). • Improved data sourcing for Amazon.com detail pages, ensuring consistency across web, mobile, and tablet platforms. • Applied expertise in large-scale distributed systems, microservices architecture, and cross-platform user experiences.
• Led the Notification Scalability Roadmap, improving high-volume alert delivery. • Architected the Notifications API for Alexa Smart Properties, enabling new enterprise functionalities. • Converged Automations and Proactive Events platforms, unlocking new Alexa features across multiple domains. • Contributed to Alexa's product strategy with architectural models and roadmap planning. • Mentored engineers and contributed to Amazon's engineering community. • Obtained multiple patents in voice assistant technologies. • Balanced technical depth with strategic thinking to deliver complex, high-impact projects.
• Public APIs: https://developer.amazon.com/en-US/docs/alexa/alexa-smart-properties/notifications-api.html https://developer.amazon.com/en-US/docs/alexa/alexa-smart-properties/automation-api.html

Jul 2013 – Mar 2016 · 2 yrs 8 mos

• Led Product API architecture, design efforts to build canonical API for Amazon's retail pages which would get used across Gateway, Search, Detail, Cart and Other pages.