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Get a custom proposalTurning real business problems into automation and
Masterias is a freelance JavaScript developer who turns real business problems into automation and code. You explain the problem in plain language; I turn it into a working solution.
Frontend & Web Design
- Custom web design and pixel-perfect implementation from Figma
- Website redesign and modernization (SEO preserved)
- Mobile-first, responsive development
- Speed optimization (Lighthouse, Core Web Vitals, 90+ PageSpeed target)
- UX improvements focused on conversion
- Web accessibility (WCAG 2.1 AA)
- Animations and micro-interactions (Framer Motion, GSAP)
- Multilingual websites (i18n) and live chat integration
Backend & Integrations
- REST API development (JWT/OAuth2, Swagger, Scala/OpenAPI documentation)
- Payment gateways: Stripe, PayPal ..., one-time payments and subscriptions
- Online booking and appointment systems with Google Calendar sync
- Lead capture forms connected to your CRM or email
- Authentication and user management
Automation
- Workflow automations that remove repetitive manual tasks
- Connecting tools that don't talk to each other
Tech stack: [Node.js, React, Angular, AWS]
I work with small and medium-sized businesses and startups that know what they need but not how to build it. With [X] years of experience in the JavaScript ecosystem, I start by understanding your process, then build only what saves you time or brings you clients.
Have a problem in mind? Get in touch and let's talk about it.
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Min project size
$1,000+
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Hourly rate
$50 - $99 / hr
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Employees
Freelancer
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Year founded
Founded 2026
- Web Development
- 50%
- UX/UI Design
- 10%
- Web Design
- 10%
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