Senior Fullstack Web Developer
Open to offersNew to PlatformHai T. is a Senior Fullstack Web Developer with over six years of experience delivering web applications across the FinTech, HealthTech, SaaS, and eCommerce domains. Highly proficient in React/Next.js frontends and NestJS/Node.js backends, Hai has architected and built enterprise-grade systems including an SEC-regulated investment platform with comprehensive Stripe payment integration and real-time KYC/AML compliance, a home health assessment SaaS with eCommerce workflows, and an AI-powered recruitment tool featuring ATS integrations. He has contributed to operations in remote, globally distributed teams, managed cross-functional squads of up to 25, and directly interfaced with C-suite stakeholders. Hai’s expertise spans Figma-to-code UI implementation, webhook architectures, cloud and DevOps workflows using AWS and Azure DevOps, and extensive automated testing suites.