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Built and maintained scalable frontend features using Next.js, React, TypeScript, and Tailwind CSS. Collaborated with designers and backend engineers to align UI with API contracts, and implemented SEO improvements, Google Analytics tracking, XML sitemaps, authentication flows, and Sentry error monitoring.

Built a scalable marketplace platform frontend using Next.js, React, and TypeScript. Implemented job posting, search, and validation with React Hook Form and Redux, optimized performance, and reduced API integration errors by ~15% through strict TypeScript typing.

Architected a Next.js 15 + Node.js/Express full-stack app using TypeScript with end-to-end type safety. Designed RESTful APIs documented with Swagger UI-Express and implemented secure authentication with NextAuth.js (JWT, bcrypt) plus responsive, Figma-driven UI using React, Tailwind CSS, React Query, and React Hook Form.

Built a task management web application using React, Redux Toolkit, and TypeScript with an interactive Tailwind UI supported by Chart.js and React DatePicker. Developed secure Node.js/Express backend APIs with MongoDB using authentication and validation, integrated Nodemailer and Joi for verification and integrity, and improved maintainability with Vite, ESLint, and TypeScript tooling.

Solo-architected a service marketplace platform using Next.js 15 and React 19 and converted high-fidelity Figma designs into a responsive UI with Tailwind CSS, Headless UI, and Swiper. Implemented robust validation and state management with React Hook Form/Yup and Redux Toolkit, and built an end-to-end user journey from job posting to service discovery.

Built a RESTful payout API for an e-commerce financial system using Node.js, Express, and TypeScript, including fee and net payout calculations. Secured the API with JWT and bcrypt, documented endpoints with Swagger/OpenAPI, and maintained database integrity with Mongoose/MongoDB.

Designed and developed a job board and technician marketplace using Next.js 15 and React 19 connecting 60,000+ active users with 2,000+ companies. Implemented animated UI and multi-step onboarding forms with Framer Motion, Animate.css, React Hook Form, and Zod, and built global state with Zustand including international phone and location selection features.

Architected a personal finance application with Next.js 15 and TypeScript featuring automated currency conversion and multi-currency support. Developed a transaction history system with Redux Toolkit for persistence and seamless cross-month navigation, and built an interactive Chart.js dashboard with a responsive, animated Tailwind CSS + Framer Motion UI.

Architected a responsive weather application using React 18 and Vite with optimized REST API integrations for real-time data synchronization. Built unit and theme engines with Zustand and delivered data visualization components for atmospheric pressure, sunrise/sunset, and multi-day forecasts using strict TypeScript and Tailwind CSS.