SR

Sean Rosario

Available to hire

Hi, I’m Sean Rosario—a frontend-focused developer with a passion for building dynamic, user-friendly websites and automating processes to meet client needs.

About

Hi, I’m Sean Rosario—a frontend-focused developer with a passion for building dynamic, user-friendly websites and automating processes to meet client needs. I specialize in Shopify, Zapier, Zoho, Tailwind, WordPress, and TypeScript, delivering clean interfaces and robust integrations for e-commerce and business apps.

I’m skilled in theme customization, responsive design, and collaborating with back-end developers and designers to improve usability and performance. I’m dedicated to delivering top-notch solutions on time and building maintainable code for headless setups, custom storefronts, and efficient workflows.

  • 8 years' experience
  • Joined October 2025

Industry experience

  • Software & Internet
  • Professional Services
  • Retail
  • Media & Entertainment

Work experience· 12 roles

Front-End Developer · Nicolas Lavrov StudioJan 2025 – Oct 2025 · 10 mos

Developing a headless website using Shopify and WordPress with TypeScript. Collaborate with back-end developers and web designers to improve usability. Convert PDF designs into responsive front-end code using HTML, CSS, and JavaScript.

Front-End Developer (Freelance) · FreelanceJan 2025 – Oct 2025 · 10 mos

Developing headless websites using Shopify and WordPress with TypeScript. Collaborate with back-end developers and web designers to improve usability.

Front-End Developer (Freelance) · Nicolas Lavrov StudioJan 2025 – Oct 2025 · 10 mos

Developing a headless website using Shopify and WordPress with TypeScript. Collaborate with back-end developers and web designers to improve usability. Convert PDF designs into responsive front-end code using HTML, CSS, and JavaScript.

Front-End Developer (Full-Time)Jan 2023 – Present · 3 yrs 11 mos
Full Stack Developer (Full-Time) · Sean O'Neill PortfolioJan 2023 – Present · 3 yrs 11 mos
Full Stack Developer (Full-Time) · Sean O'Neill PortfolioJan 2023 – Present · 3 yrs 11 mos
Front-End Developer · Vapelabs / QuitmedJan 2023 – Oct 2025 · 2 yrs 10 mos
Front-End Developer (Full-Time) · Vapelabs / QuitmedJan 2022 – Jan 2023 · 1 yr 1 mo

Education· 6

Science High School · Science High School2013 – 2017
Senior High School · Science High School2017 – 2018
Science High School · Science High School2013 – 2017
Senior High School · Science High School2017 – 2018

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