Portfolio

Client projects and professional work

Large Shopify Integration Project

2024

Managing subscriptions, ERP, CRM and 3PL integrations hosted on AWS services.

  • 15k+ daily orders processed
  • Full AWS distributed architecture
  • Multi-system integration (Shopify, NetSuite, Salesforce, Payments, 3PL)

Invoice Factoring Application

2023

Purpose-built app for an invoice factoring business.

  • Designed, developed and deployed within three weeks using SvelteKit and Firebase.

Port Logistics ERP System

2022

Large internal custom ERP system for a port logistics company. Started with Polymer 2, migrated to Polymer 3, then rewrote using Lit.

  • Complex UI requirements
  • Polymer 2 → Polymer 3 → Lit migration
  • Enterprise-scale system

Factory Floor Management System

2021

Comprehensive system handling hundreds of employees and production resources, tracking personnel KPI, production assembly line performance, QA, and searchable reports.

  • Hundreds of employees managed
  • Real-time KPI tracking
  • Production performance analytics

Offline-First React PWA

2023

React PWA that works 100% offline, using Tanstack Query and Mantine components. Manages offline changes, queueing requests and handling data and media caching on the client side.

  • 100% offline functionality
  • Smart request queueing
  • Data and media caching

Experience

ContextaWare

2016 - Present

Founder

  • Building custom web-based software systems for a wide variety of clients and partners
  • Designed, developed and deployed offline-first PWAs, on-premise and distributed systems
  • Delivered consulting and development services on several projects, for companies in Australia, Brazil, US, Romania, India, Estonia and more

Code Particle Inc

2024 - 2026

Senior Software Engineer

  • Senior Full Stack Developer working on large scale, high-demand, distributed systems
  • Built fully custom AWS based distributed, scalable architecture for Shopify/NetSuite/Salesforce/Payments/3PL integrations
  • Onboarding and training of several mid and senior level developers

PJ Bank

2017 - 2018

Full Stack Engineer

  • Worked as FullStack developer using a custom PHP MVC framework based on Zend
  • Part of the team that developed and launched the first fully digital enterprise bank account in Brazil

LBBS - CBMEG/UNICAMP

2011 - 2016

PhD Student

  • Developing system biology approaches on gene expression profiling analysis
  • Used Python to implement machine learning techniques for gene discovery in plants

Laboratório de Genoma Funcional - IB/Unicamp

2007 - 2010

MSc Student

  • Sugarcane miRNA discovery and expression profiling
  • Learned Python to be able to process my sequencing data and perform analysis on it