Sergio Camacho
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Interfaces

that drive

conversion

Payments

Dashboards

Forms & Flows

End-to-end frontend—from search and cart to checkout and beyond.

Building reliable systems that handle real money, real users, and scale seamlessly.

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about me

I build conversion-focused frontend systems

—checkout flows, payment integrations,

dashboards, and internationalized products


Focused on

reliability, scalability, and seamless user experiences

how I work

  • Payment processors, geolocation, and third-party RESTful API integrations
  • Complex forms with validation, masks, and i18n error handling
  • PostHog, Sentry, and feature flags from day one
  • Media handling, search systems, and client dashboards

Skills & Tools

Product & analytics

Keeping track of user behavior and performance metrics

Sentry LaunchDarkly PostHog Figma Jira Confluence AWS Amplify

Frontend foundations

Building blocks for modern web applications

TypeScript React Next.js Vite Astro HTML CSS JavaScript

Tooling and quality

Tools and practices for building high-quality web applications

Storybook Jest Vitest ESLint i18next Prettier Playwright

Integrations & APIs

Third-party services and state management libraries

Stripe PayPal Google Maps Supabase Resend Redux Zod React Hook Form Yup Zustand React Router GitHub Actions
Contact

Have a project in mind, a role to discuss, or a problem you'd like help solving?

I'm open to full-time opportunities, collaborations, and meaningful conversations. Feel free to reach out.