A software engineer with keen observation at identifying key product requirements and architecting scalable, user-facing systems. D.P. has a proven track record of leading teams to translate complex product needs into extensible, well-architected modules that enhance business operations and drive success.
Spearheaded the design and re-architecture of a unified EMEIA sales platform using micro-frontends, increasing productivity across 1,000+ stores and reducing costs.
Managing an engineering team, bridging business needs with technical execution.
Enhancing scalability with GraphQL (Apollo), Redux, D3.js, React Router, and TanStack, ensuring future-ready performance.
Led the design and implementation of a ReBAC (Relation-Based Access Control) system using TypeScript, Nest.js, and React.js, enhancing SSO login infrastructure.
Used Auth0 OpenFGA, inspired by Google's Zanzibar, to design a scalable relational schema, optimizing security and performance.
Built a resilient, scalable microservice deploying on AWS Cloud.
Built a custom reporting system from scratch, eliminating third-party dependencies and saving $150K annually.
Optimized data ingestion pipelines with automated alerting to ensure real-time reliability and accuracy.
Led end-to-end architecture (React.js, Electron.js, MobX) and established robust testing practices (unit & E2E), improving system stability and reducing production incidents.
Led the development for a video-conferencing app using Node.js, Express.js, PostgreSQL, React.js, Redux, Firebase, and Agora SDK, delivering features like live Q&A and support for live-caption subtitles.
Translated product requirements for the engineering team, creating resilient systems and in-house support tools for real-time error analysis and network issue resolution.
Designed and developed the web app for swoo.tv using Node.js, Express.js, Next.js, and React.js, integrating with microservices in Python, Golang, and Java, reducing dashboard service costs by $100,000.
Built premium user-facing features with animations using React-Spring.
Led the development of internal support tools, integrating Next.js with Firebase for live notifications.
Worked directly with the founders and visiting doctors to design and build the hospital medical data system to help doctors, patients, and insurers to manage their data on the platform. Led the development of delivering features while managing teams to build a GraphQL-based API with Ruby on Rails and front end with React, Vue.js, and TypeScript. Created features like video communication, Google analytics for business and SEO requirements, and a design database to support multiple entities for different user roles.
Connected remotely with the team from a Canadian startup to build a React Native app for Nutri-Pot, a recipe listing application, for both Android and iOS. Implemented a video player, chatbot integration with React Native concepts like StackNavigator, Tab Navigator, BottomTabNavigator swipeable, Drawer Navigator. Led the feature development and delivery and used Ant Design to render components like a navigation bar, a carousel with React, and Ant Design components.
Worked for a hospitality management job portal, collaborating with restaurant managers to translate job posting requirements into a full-stack product. Built the app with Python, Django, and Graphene for GraphQL API endpoints. Served with Apollo client on front end with React, Vue.js, and TypeScript. Led the project to maintain the component repo as a separate library to support the main app in a mono-repo architecture.
