Shipping reliable software, fast
I design, build, and scale modern web apps and data platforms for growing teams.
Freelance Software Engineer focused on Ruby on Rails, Python/React, and data engineering. Strong background in ERP consulting, data warehousing, and workflow automation.
Hi, I'm Raphael!
Experienced Software Developer adept in design, installation, testing and maintenance of software systems. Creative thinker with a strong track record in data warehousing and workflow automation. Since 2015, I help companies ship software and make better use of their data.
How can I help?
Web App Development
Rails, Python, and React applications built with clean architecture and tests.
Data Engineering & BI
Data warehouses, ETL/ELT pipelines, SSIS, SQL, and Power BI dashboards.
ERP & Systems Integration
Consulting and integrations for ERP and WMS systems to streamline operations.
Workflow Automation
Document processing, OCR, and custom automation to remove manual work.
Solidity
Smart contract development for blockchain applications.
Web3 Development
Web3 development for decentralized applications.
Document Management System
Document management system for your business.
Your Next Challenge
Got something different in mind? I'm ready — let’s build it.
Recent Projects
Data Warehouse Platform
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Data Warehouse Platform
Data Warehouse Platform
Designed and built a centralized warehouse on MS SQL with SSDT and robust ETL/ELT orchestration. Delivered a unified semantic model and Power BI dashboards for finance, operations, and sales.
Workflow Management System
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Workflow Management System
Rails + React Portal
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Rails + React Portal
Data Warehouse Platform
Designed and built a centralized warehouse on MS SQL with SSDT and robust ETL/ELT orchestration. Delivered a unified semantic model and Power BI dashboards for finance, operations, and sales.
Let’s work together
Tell me about your goals and timeline. I’ll respond within one business day.