About Me

Hello, World! I am Duy, a Mid-level Frontend Developer with 4+ years of experience building high-performance web applications. Proven track record of driving business growth, including a ~200% revenue increase through Next.js optimization, SEO and conversion rate improvements

Expert in Monorepo and Micro-frontend architectures, performance optimization, and secure payment integration at scale. Skilled in hybrid rendering (SSR, ISR), Core Web Vitals, and pixel-perfect, responsive interfaces for high-traffic platforms.

Experienced in creating smooth animations with GSAP, real-time features (WebSockets, live notifications), and payment gateways (Stripe, Airwallex) with PCI DSS and 3D-Secure compliance. Strong collaborator with Marketing on GTM, SEO metadata, and legal compliance (Cookie Consent, RDP) for US and EU markets.

Work Experience

  • BIN Corporation Group

    Frontend Developer (Junior → Middle)

    BIN Corporation Group · District 7, HCMC

    October 2023 – Present

    • Migrated 30+ standalone repositories into a unified Monorepo (Turborepo & Next.js Multizone), reducing maintenance overhead by ~90% and ensuring 100% security patch consistency.
    • Enhanced SEO and UX via hybrid rendering (SSR, ISR) and Core Web Vitals optimization (LCP, FCP, CLS), improving Google PageSpeed scores from 30+ to 98+.
    • Delivered pixel-perfect, responsive interfaces for high-traffic platforms serving 3M+ global monthly visitors, ensuring seamless cross-device compatibility.
    • Managed a global payment ecosystem (Amex, Airwallex, Google Pay) generating $2M+ monthly revenue, implementing PCI DSS and 3D-Secure for secure, high-volume transactions.
    • Collaborated with Marketing to implement GTM DataLayer, JSON-LD, and SEO Metadata; integrated Cookie Consent and RDP (Restricted Data Processing) for legal compliance in US and EU markets.
    • Automated deployments via GitHub CI/CD; managed PM2 processes for high availability and zero-downtime updates.
    Visit Company Site
  • Estuary Solutions JSC

    Frontend Developer Intern / Fresher

    Estuary Solutions JSC · District 3, HCMC

    March 2022 – September 2023

    • Developed a CRM platform serving 30,000+ monthly active users, integrating WebSockets for real-time messaging and instant live notifications.
    • Crafted high-performance landing pages with complex GSAP animations, delivering engaging and fluid user experiences.
    • Integrated Stripe Payment gateway for a large-scale online event platform.
    Visit Company Site