✔ Designed and implemented a cart-suspension and recovery workflow for Walmart’s POS systems, allowing customers to resume interrupted checkouts by scanning a printed barcode—now live in 4,700+ stores, supporting over 100,000+ daily transactions with improved cashier efficiency and customer experience

✔ Developed real-time compliance features for age-restricted and alcohol sales, ensuring seamless integration with fraud and legal policies; monitored large-scale deployment success via Splunk logs with zero production rollbacks

✔ Led frontend implementation of the Coinstar Voucher redemption system using React and TypeScript, collaborating with design and backend teams to handle complex transactional states and real-time validations at checkout

✔ Contributed robust unit, integration, and UI test coverage using Jest and Cypress, significantly improving reliability and reducing regressions in high-volume POS features; supported QA teams with reusable test utilities and enhanced CI/CD workflows

✔ Migrated frontend codebases from CRA to CRACO, optimizing Webpack config for faster builds, stable hot reloading, and TypeScript path aliasing; reduced build time by ~30% and improved developer onboarding experience

✔ Diagnosed and resolved customer-facing check payment failures in production by tracing Splunk logs and replaying user sessions with Quantum Metric, leading to a significant drop in payment-related incident reports over three sprints

✔ Architected Astro-Room, a full-stack waitlist management app using React, Node.js, Express, and PostgreSQL, enabling dynamic user flows with token-based authentication and API rate limiting

✔ Rebuilt the main marketing site from scratch with Next.js and Tailwind CSS, deploying via Vercel and optimizing for SEO and Core Web Vitals

✔ Developed an engaging and intuitive outreach website for research conferences like IM-TECH and AI4Defense using Next.js and TypeScript, ensuring a smooth and seamless user experience with Tailwind CSS and various UI libraries.

✔ Designed and implemented a robust user data collection form with React Hook Forms and Zod, integrating it with Neon's serverless PostgreSQL platform using Drizzle ORM for efficient data management.

✔ Utilized Sentry to monitor and analyze user engagement, enhancing the website's responsiveness and user-friendliness. This project was supported by the Air Force Office of Scientific Research and National Security Innovation Network grant research objectives.

✔ Developed a personal Artificial Intelligence assistant using Amazon Alexa Skills Kit (ASK), showcasing the application of Artificial Intelligence concepts in software.

✔ Engineered and deployed sophisticated web crawlers to analyze over a million websites, successfully identifying critical vulnerabilities such as exposed private information, personal access keys, and potential honeypot traps.

✔ Implemented the use of Selenium and AWS EC2 instances, significantly enhancing the efficiency and scalability of the web crawling process for large-scale data processing.

✔ Utilized React.js and Next.js to craft fluid and responsive web designs to develop an admin dashboard for Scrollify products, ensuring efficient data servicing and management across multiple platforms.

✔ Implemented real-time communication features using WebSockets and Socket.io, providing seamless support to users.

✔ Led the Dockerization of frontend applications and managed their deployment on Amazon EC2 servers, streamlining the development process and ensuring robust application performance.