marcio
ferreira.

Web Developer
& Product Builder

PTEN
Contact
Let’s talk

Based in Brazil. Working worldwide.

Available for projects

Websites.Interfaces.Web applications.

Websites.Sharp design.Solid code.

Let’s talk

I design and build websites, landing pages, and web tools that explain your offer and make the next step clear.

Let’s talkExplore client work
Design and development.
From brief to launch.Based in Brazil. Working worldwide.
Move your cursor to explore the shape.
Marcio Ferreira — PortfolioWebflow, Framer, WordPress, and custom code.© 2026

Work directly with the person designing the interface and writing the code.

Your website should make your offer clear and the next step easy. Design and development work together to make that happen.

Client websites

Selectedwebsites.

Brand and product websites built for clients. Take a closer look at each interface.

Michaell Douglas

Brand website

Azim

Product website

Claryflow

SaaS website

How I can help

Designand code.From briefto launch.

From the interface to its integrations, project decisions follow your business goals and the needs of the people using it.

Interface design

Information architecture, responsive layouts, and a visual system that makes your offer easy to understand.

UI/UX / Visual direction / Motion

Websites and landing pages

Brand and product websites with clear navigation, forms, responsive layouts, and attention to loading performance.

Webflow / Framer / WordPress / Custom code

Web tools and applications

Web platforms, member areas, and integrations that connect workflows and data. The solution follows what your operation needs.

Frontend / Backend / APIs / Integrations
WebflowFramerWordPressCode

How the project moves forward

From brief to launch, with clear decisions along the way.

  1. 01

    Discovery

    Business goals, audience, content, and project scope.

  2. 02

    Design

    Page structure, messaging, and interface design before development.

  3. 03

    Development

    Implementation, motion, responsive layouts, and integrations.

  4. 04

    Launch

    Cross-device review, performance improvements, and deployment.

Beyond websites

Platformsfor clients.

Web applications supporting client operations: customer service, scheduling, sales, and business networking.

Mind Connect

Frontend and backend

A B2B networking platform with business profiles, communities, a marketplace, and subscription management.

Project stack
  • Next.js
  • TypeScript
  • PostgreSQL

Business matching

A matching engine that connects offers, needs, and ideal customer profiles to recommend business connections, explain each match, and keep private data private.

  • Registration, onboarding, profiles, and communities.
  • Referrals, events, registrations, and check-in.
  • Plans, payments, and access controls by user, community, and subscription.
Project context and decisions

The context

Mind Connect brings companies together to generate business. The platform combines communities, profiles, referrals, events, and a marketplace with different levels of access.

My contribution

I built the entire platform, from frontend to backend: registration and onboarding, connections, referrals, event registration and check-in, the marketplace, plans, and payments.

Build decisions

  • Business matching connects offers, needs, and ideal customer profiles, explains compatibility, and protects private data.
  • A modular architecture with access controls by user, community, and plan, built with Next.js, TypeScript, and PostgreSQL.

Sellvix

AI SaaS for healthcare

A platform for clinics with AI agents handling WhatsApp conversations, scheduling, and CRM workflows.

Project stack
  • Next.js 15
  • FastAPI
  • LangGraph
  • Supabase
  • Celery

AI connected to clinic workflows

Conversations, knowledge, and scheduling brought together in an application for clinic operations.

  • AI agents for WhatsApp customer conversations.
  • Knowledge-base retrieval with RAG.
  • Scheduling, CRM, and handoff to a human team.

Sales recovery SaaS

A CRM for organizing leads, automating follow-ups, and recovering sales through checkout and WhatsApp integrations.

Project stack
  • Next.js
  • Supabase
  • Cloudflare
  • Remotion

From lead to sales recovery

Sales events connect to lead management and recovery workflows within the sales operation.

  • Lead CRM, campaigns, and automations.
  • Checkout and WhatsApp integrations, including webhooks.
  • Data access controls with row-level security (RLS).

The person designing and building

MarcioFerreira.

Web Developer & Product Builder

I'm a web developer and product builder. I design and build websites and applications, bringing visual design and software development into the same project.

You work directly with me, from the first brief through revisions and launch.

Discuss your project
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