Sonacs

Sole frontend engineer — architected and shipped the LIFEOSAI AI Productivity Platform serving 500+ users using React.js, Next.js (SSR/CSR), TypeScript, and Tailwind CSS. Implemented AI chat interfaces with real-time streaming responses via Server-Sent Events (SSE) and multi-model LLM integration, enabling users to interact with multiple AI providers in a single conversation. Integrated Gmail and Microsoft Outlook APIs, allowing users to manage emails directly within the platform; built a design system of 50+ reusable components using Radix UI and shadcn/ui.

Engineered enterprise web applications supporting 500+ daily users using Angular, Node.js, Express.js, and MongoDB (MEAN Stack) within a cross-functional team of 8. Built SIY A, an AI-powered chat assistant for ship superintendents, reducing operational query resolution time and enabling real-time retrieval of vessel and fleet data. Designed and documented RESTful APIs with Swagger/OpenAPI across 10+ modules; maintained 80%+ test coverage with Jest. Optimized frontend performance through lazy loading, code splitting, and tree shaking; shipped cross-platform mobile app for iOS and Android using Ionic.

Developed metaverse-based platforms for immersive 3D shopping and AR experiences, serving 1,000+ users across 3 products. Built responsive, mobile-first SPAs using Angular 14, TypeScript, and RxJS/NgRx, achieving 90+ Lighthouse scores across performance, accessibility, and SEO. Architected 20+ reusable component libraries and shared services, reducing code duplication by 30% and accelerating feature development across teams.