Nélio Espíndula Junior

Fullstack Developer for Hire

Hello, I'm Nélio

I build web applications that are fast, maintainable, and focused on user experience. If you need a reliable developer to bring your product to life, you're in the right place.

About

Who I am

I hold a degree in Computer Science and work as a fullstack developer, balancing thoughtful interfaces with solid, well-organized backend systems. I believe in steady progress, clear code, and solutions that prioritize simplicity, maintainability, and good digital experiences — for both users and the teams that maintain them.

Services

What I build

  • Fullstack Web Development

    Complete web applications from database design to user interface, built with React, Next.js, and Node.js.

  • API Design & Integration

    REST APIs, third-party integrations, payment gateways, and data pipelines designed for reliability and clarity.

  • SaaS Product Development

    Multi-tenant platforms with subscription management, authentication flows, and admin dashboards — like LabAssyst, built from scratch.

  • Performance & Technical SEO

    Core Web Vitals optimization, server-side rendering, and SEO-ready architecture for applications that need to rank and convert.

Projects

Selected work

Zig Tickets logo

I worked as a fullstack developer on the product's development and evolution, integrating APIs, building intuitive interfaces, and ensuring performance and reliability in ticket sales and validation flows.

LabAssyst logo

I built a complete Laboratory Information System for small and mid-sized labs in a multi-tenant SaaS model focused on usability and quality.

TISS xml logo

A small project to create and generate the ANS standard for electronic healthcare data exchange, TISS, making document creation more dynamic and accessible.

Contact

Let's work together

I'm currently available for new projects. Whether you need a web application built from scratch, a feature added to an existing product, or technical guidance — reach out and let's talk.

nelioespindula.dev · hello@nelioespindula.dev