• Designed and implemented the Sam’s Club Pickup & Delivery reservation system, architecting a performant GraphQL schema to manage real-time slot availability and dynamic scheduling for high-traffic e-commerce environments.

• Leveraged GraphQL, Node.js, and TypeScript to build scalable backend logic, defining strongly-typed data contracts and schema definitions that ensured type-safety and seamless integration across Global Intent Center platform services.

• Architected and implemented a new design for merchandise recommendation surfacing logic, contributing to the company’s advertising revenue surpassing $1 billion.

• Led multiple front-end teams, driving architectural decisions for Node.js, React, Marko.js, TypeScript, and Evo-web applications, reviewing designs, contributing to ADRs, and mentoring engineers to strengthen performance, accessibility, and architectural standards.

• Modernized eBay’s View Item Page using over 100 UI components, ensuring consistency and scalability across the platform.

• Implemented robust performance optimization strategies, including lazy loading, caching, and efficient rendering, to enhance web speed and overall user experience.

• Proposed and led a major infrastructure transformation, significantly reducing Java and Spring Boot-based application dependencies and ongoing maintenance costs while enhancing performance and reducing latency.

• Architected and integrated Java and Node.js based Pixel tracking capabilities in View item page, enabling advanced advertising retargeting and user behavior analytics.

• Optimized the deployment pipeline for the View Item Node.js application, reducing production rollout time significantly. This improvement enabled faster product releases, quicker risk mitigation, and accelerated delivery of new features and enhancements to customers.

• As part of the Global Header and Footer team, I contributed to designing, architecting, and modernizing the core Java and Spring Boot-based framework that powers eBay’s global navigation experience. This included developing the universal header and footer components that appear across all eBay pages, ensuring a consistent, high-performing, and scalable user interface for millions of users worldwide.

• Designed and integrated the Nectar loyalty program into eBay which enabled eBay buyers to earn and redeem Nectar reward points on eBay, attracting hundreds of thousands of users within the first year.

• Deputed to the client eBay and contributed for customer facing, high traffic, revenue generating use-cases.

• Implemented a highly-optimized Item Preview module that decoupled rich item previews from core search results; leveraged modular design patterns to drive measurable gains in user engagement and conversion rates across eBay's primary search surface using Java and Spring MVC.

• Built a scalable UI component library using JavaScript, and CSS that was adopted as a single source of truth by hundreds of eBay applications, standardizing the architecture to reduce technical debt and accelerate global product delivery cycles.

• Partnered with cross-functional teams to align the architecture with global design systems, accessibility guidelines and performance standards.