About

Reliable engineering, honest delivery.

dantas.dev is the independent engineering practice of Marcio Dantas — focused on building production-grade software that holds up after launch.

The approach

Good software is not just code that runs — it's code that keeps running, stays understandable, and earns trust. Every engagement starts with a solid foundation: clear architecture, sensible tooling, and a plan that maps directly to the outcome you actually need.

From there it's an iteration loop — refine, test, improve, ship — until the product is dependable in production. The brand mark says it well: a foundation block, an iteration loop, and a build pillar.

Principles

  • Foundations first. Architecture and clarity before features.
  • Iterate honestly. Small, verifiable steps over big-bang launches.
  • Own the outcome. Design, build, deploy, and the loop after.
  • Production is the bar. "Works on my machine" isn't done.

Toolkit

Technologies I reach for

Web

TypeScript, modern JS frameworks, semantic HTML, accessible and fast front-ends.

Backend & data

Node, APIs, relational and document stores, pragmatic infrastructure.

AI

LLM integration, retrieval, evals, and AI-assisted product workflows.

Want to work together?

I take on a small number of focused builds. Tell me what you're shipping.

Get in touch