SYSTEM_STATUS: ACTIVE

PAULO RICARDO RUBE DE ALMEIDA

Senior Software Engineer (Full-Stack & Systems Architecture) 14+ years of experience delivering enterprise-grade web platforms. I specialize in building the "invisible" infrastructure distributed systems and scalable APIs and connecting them to intuitive frontend experiences. Passionate about clean code, performance optimization, and leading teams through complex digital transformations.

Weiz, Austria
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Professional Journey

Period
Nov 2020 – Present
Weiz, Austria

Senior Full-Stack Developer

01
Pessl Instruments GmbH
  • Working on https://fieldlcimate.com, a global high-availability platform processing large amounts of environmental and IoT data.
  • Designing and implementing end-to-end features across backend and frontend systems.
  • Developing scalable APIs and backend microservices.
  • Working with distributed architectures and high-volume datasets.
  • Contributing to architectural improvements and system modernization.
  • Creation of a Swagger API Documentation, infrastructure documentation using Astro and Starlight
  • Migration from Postman to Bruno
  • Creation of WhatsApp and Telegram chatbots integrated with the Gemini AI Models.
  • Development of a design partner for the application of LLMs in software development.
  • Mitigation of LLM hallucinations by creating the correct skills and applying best practices for each type of project.
TypeScriptJavaScriptReactAngularJestPHPLaravelPythonGoDockerAWSMongoDBRedisJenkins
Period
Aug 2019 – Nov 2020
Curitiba, Brazil

Senior Software Engineer

02
MadeiraMadeira.com.br
  • Worked in the financial systems team of one of the largest e-commerce platforms in Latin America.
  • Development of scalable financial microservices.
  • Integration of internal and external APIs.
  • Deployment of serverless and containerized applications.
  • Participation in high-availability cloud architecture.
AWSDockerPHPNode.jsSQLAPIsGitSQSAWS LambdasCognitoLaravel
Period
Jul 2016 – Jul 2019
São Paulo, Brazil

Senior Software Engineer

03
ERPFlex Software de Gestão
  • Led the migration of legacy ERP systems to modern web architecture.
  • Development of a custom framework using PHP and JavaScript.
  • Design of backend services and database models.
  • Implementation of business logic and data processing modules.
PHPMySQLJavaScriptHTML5CSSjQueryKendo UI
Period
Jan 2019 - Present
Remote

Fullstack Software Engineer - Owner

04
PRRA Systems
  • Development of new systems
  • Plan, Design and Deploy approach
  • Revamp of legacy systems
  • Create enterprise solutions
PHPWoocommerceNext.jsReactFirebaseMongoDBCI/CDGitHub ActionsVercel
Period
2010-2014
São Paulo, Brazil

Senior ERP

05
Cybersul Systems
  • I worked as an ERP consultant for an extended period, starting from my internship. I successfully implemented ERP systems in approximately 40 companies. In this role, I was able to:
  • Provide job training and cross-training to team members on deployment approaches;
  • Deliver product implementation training to customers as needed;
  • Customize the ERP system according to customer requirements;
  • Develop Business Intelligence reports;
  • Create and optimize SQL queries, stored procedures, and triggers;
  • creating documentation, video lessons;
  • Implementation of various ERP modules such as production, finance, and billing.
  • Comprehensive knowledge of Brazilian tax rules and laws;
BI ExpertSQLFirebird

Technical Arsenal

Languages

Node.jsTypeScriptJavaScriptPHPPythonGo

Frontend

ReactAngularHTML5CSSTailwind CSSNext.js

Backend & Architecture

REST APIsMicroservicesDistributed systemsSystem architecture

Databases

MongoDBMySQLPostgreSQLPrisma ORM

Cloud & DevOps

AWSGCPDockerGitSwarmNginxApacheCI/CDLinuxUbuntuBash

Other

TestingCode qualityPerformance optimizationScalable systems

Education

MBA Cyber Security

ESALQ USP

2026-2027

Bachelor in Information Systems

Paulista University

2010 – 2014

Languages

PortugueseNative
GermanIntermediary A2
EnglishFluent

Certifications

01

Building Containerized Applications on AWS

AWS

2020
02

AWS Cloud Practitioner Essentials (Second Edition)

AWS

2020
03

Building with the Claude API

Anthropic

2026
04

Build a Microservice with Go

Linkedin

2025
05

React, Redux and API Integrations

Udemy

2023
06

Generative AI Leader Certification

Google

In Progress...
Latest Post

The Secret Notebook of Your App: A Beginner's Guide to .env Files in Next.js

If you've ever followed a Next.js tutorial and stumbled across a mysterious line like `NEXT_PUBLIC_API_KEY=your_key_here` and had no clue what that meant — this post is for you. No jargon, no assumptions. Just a clear, practical explanation so you can move forward with confidence.

Read Full Post
nextjsenvsecuritydeployment
Available for opportunities

Ready to Scale?

I help companies build high-availability platforms and distributed systems that win.

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