Available for Projects

From Code of Law to Code of Software.

Portuguese-Brazilian IT professional based in Portugal, transitioning into software development after nearly a decade as a lawyer in the oil & gas regulatory area. I build full-stack, cloud-ready web applications, with a strong focus on Java and modern web development.

View My Work
terminal database cloud
Foto do portfólio do Jeison

The Career
Pivot

Present

Full Stack Developer

Building modern applications with Java/Spring concepts, JavaScript tooling and cloud-ready deployment patterns. Experience collaborating in Agile environments (Azure DevOps) and supporting integration/data migration workflows (MuleSoft).

2024 — 2025 · The Shift

Deconstructing Logic

Transitioned full-time into software development. Focused on Java, OOP and modern web development while building full-stack projects and strengthening my cloud fundamentals. Worked for nearly 5 months at NTTData, one of the largest IT consultancies in the world.

Analytical Strategy Systemic Thinking Documentation
2014 — 2024

The Jurisprudence Era

Practiced law leading regulatory work in oil & gas. That experience sharpened my analytical thinking, attention to detail, and ability to reason through complex constraints — skills I now apply to software engineering.

Techs & Tools

A curated stack built for performance and scalability.

storage

Backend

  • Java / OOP / (Spring Boot fundamentals)
  • Node.js / API basics
  • SQL (MySQL / SQL Server)
  • Integration tooling (MuleSoft)
  • Swift / Kotlin (mobile basics)
desktop_windows

Frontend

  • HTML / CSS / Responsive UI
  • JavaScript / TypeScript
  • React / Next.js (learning + projects)
  • Tailwind CSS
cloud

Infrastructure

  • Azure Fundamentals
  • Vercel deployments
  • Google Cloud / Azure
  • Serverless DB (Neon)
architecture

Tools

  • Git / GitHub
  • IntelliJ / VS Code
  • Postman / API testing
  • Agile (Azure DevOps)

Certifications

Continuous evolution through formal validation.

workspace_premium

CESAE

Software Developer

Certificação CESAE Software Developer
EM BREVE
verified

ISCTE

Java Programming

Certificação Java Programming
cloud

Microsoft Certified

Azure Fundamentals (AZ-900)

Certificação Azure Fundamentals AZ-900
cloud

Google

Cloud Digital Leader

Certificação Google Cloud Digital Leader

Selected Works

Initiate
Transmission

Whether you're looking to build a modern web application or need a technical partner with strong analytical background, feel free to reach out.

alternate_email

Email

jeisonbr.pt@outlook.pt

location_on

Current Orbit

Portugal

Your message will be sent directly to my inbox.