$300
fixed
On chain expert and a Trader
Full Stack Developer, building and optimizing scalable web applications using Next.js 16, React 19, TypeScript, Node.js, and Express.js. Experienced in authentication architecture (custom OTP systems), API design, bulk data processing workflows, and database optimization across PostgreSQL and MongoDB. Actively contributing to performance improvements, feature expansion, and production-readiness as the platform scales from beta to growth stage.