As VP of Product Engineering at Cruise, I lead a highly technical organization (product, engineering and design) driving the development of systems at the intersection of autonomous technology, machine learning, and scalable software platforms. My team is responsible for delivering end-to-end engineering solutions for critical areas, including:AV Guidance Systems: Real-time routing, Remote Assistance (RA), marketplace, connectivity, and market decision-making tools to maximize AV performance.Fleet Management: Advanced automation and intelligence for scalable, efficient AV deployment, issue management, monitoring and reliability.Consumer Platforms: Building world-class data-driven, and hyper-personal rider experiences across mobile, in-car, and digital ecosystems.Data Science and ML Platforms: Developing core infrastructure and algorithms for marketplace dynamics, predictive modeling, and fleet operations.These systems collectively power Cruise’s autonomous ridehail business, with a focus on delivering safety, scalability, and exceptional rider and community experiences.

As Senior Vice President of Engineering at Foursquare, I led a diverse and highly technical organization, reporting directly to the CEO. I was responsible for driving the engineering vision, strategy, and execution across a portfolio of cutting-edge products, including:Real-Time Consumer Apps: Delivering seamless, location-aware experiences for millions of users.Advertising and Developer Platforms: Building scalable APIs and tools for advertisers and developers to harness location data for targeted insights and integrations.Enterprise Solutions: Developing robust, data-driven products enabling organizations to leverage location intelligence for business decision-making.

As General Manager of AWS IoT Platform, I led a highly technical organization driving the development of scalable, distributed systems that underpin mission-critical IoT applications worldwide. My team was responsible for delivering end-to-end solutions for key areas, including:IoT Connectivity and Messaging: Building AWS IoT Core, a high-scale, secure platform enabling seamless connectivity and real-time communication for billions of IoT devices globally.Device Management: Developing AWS IoT Device Management to provide enterprises with the tools to onboard, organize, and monitor millions of devices at scale.Security and Compliance: Launching AWS IoT Device Defender to safeguard IoT fleets with advanced threat detection, compliance monitoring, and proactive security measures.Workflow Orchestration: Creating AWS IoT ThingsGraph, a visual tool for building IoT applications using interconnected devices and cloud services.These systems collectively powered AWS IoT's mission-critical infrastructure, serving industries ranging from manufacturing and logistics to healthcare, smart cities, and energy, while supporting a diverse range of customers—from startups to Fortune 500 companies.With a focus on reliability, scalability, and customer impact, the AWS IoT Platform became a market leader, enabling organizations to innovate with connected devices and derive actionable insights to drive business success.

As Director of Engineering for Amazon Prime, I led a 300+ person engineering organization responsible for building the technology that powers one of Amazon’s most critical and complex business areas. My teams tackled large-scale technical challenges to acquire new customers, drive adoption of Prime benefits, and continuously improve the experience of millions of existing members—all while optimizing profitability.Customer Acquisition and Retention: Developed machine learning models to optimize customer acquisition strategies, predict membership renewals, and drive adoption of Prime benefits like fast shipping, video streaming, and exclusive deals.Scalable Distributed Systems: Engineered mission-critical, low-latency systems integrated with Amazon's search, catalog, checkout, fulfillment, inventory management, and transportation platforms to support global operations.Personalization and Recommendation Algorithms: Built intelligent ML algorithms to provide personalized benefit suggestions and targeted offers, leveraging real-time user behavior.Global Infrastructure and Performance: Designed and operated highly scalable distributed systems to deliver over 6B impressions daily for customer experiences across Amazon’s retail website, Kindle, Fire tablets, connected devices, and mobile applications.

Fulfillment by Amazon (FBA) is the backbone of Amazon’s marketplace, enabling millions of sellers to scale their businesses by leveraging Amazon’s unparalleled technology and logistics infrastructure. As a senior engineering leader, I managed a 100+ person organization responsible for building systems that ensure FBA operates seamlessly at global scale.At the core of my work was solving the hardest technical and operational challenges in e-commerce. My teams developed fault-tolerant, highly scalable systems across critical domains, including:Inbound and Inventory Management: Streamlining how sellers send and manage inventory at Amazon’s fulfillment centers, ensuring the right products are in the right place at the right time.Seller Capacity and Guidance: Delivering real-time insights and recommendations to help sellers maximize sales and minimize costs.Facility and Network-Wide Supply Chain Optimizations: Building algorithms to pool inventory across sellers, reducing fulfillment costs while accelerating delivery times for customers.Operational Reporting and Reimbursements: Creating platforms that provide sellers with performance metrics, inventory tracking and simplify the reimbursement process when issues arise.FBA systems operate at an unprecedented scale, processing millions of items and orders every hour. My teams tackled:Global Scalability: Ensuring systems could scale seamlessly with seasonal surges like Prime Day and Black Friday, maintaining 24/7 availability and low-latency performance.Optimization: Designing platforms to process terabytes of data daily, enabling predictive modeling and real-time decision-making for fulfillment and inventory allocation.Integration Across Ecosystems: Collaborating across Amazon’s vast network—integrating search, catalog, transportation, and customer experience systems to create a cohesive marketplace e-commerce platform.

Built, engineered and scaled systems. Involved in all stages of software development: coming up with product ideas, planning long range product road maps, owning product backlog and planning sprints, system architecture and technical designs of varying granularity, reviewing code, and coding.

Hardware guru - architected massively parallel next-generation processors.