Professional Experience

Software Architect

Aliare November 2021 - Present (4 years 4 months) • Cascavel, PR
  • Co-led the end-to-end migration of the flagship mobile platform from Xamarin to .NET MAUI, enabling code-sharing with the web stack and accelerating feature delivery across Android and iOS.
  • Helped scale engineering to ~20 developers and supported the operating model shift to domain-based Tech Leads, improving ownership and execution speed.
  • Acted as architecture authority for high-impact decisions, defining cross-team standards, reusable components, and governance practices for a multi-product AgTech portfolio.
  • Drove engineering quality through design reviews, code reviews, and mentorship, with strong emphasis on maintainability, Clean Code, and SOLID principles.

Senior Systems Analyst

Aliare September 2021 - November 2021 (3 months) • Cascavel, PR
  • Built high-performance cross-platform solutions in .NET for mission-critical workflows with short delivery cycles.
  • Reduced technical debt through targeted legacy modernization and database evolution using EF Core migrations (PostgreSQL/SQLite).
  • Introduced design patterns and SOLID practices to improve modularity, testability, and long-term maintainability.

Lead Systems Analyst

Datacoper January 2011 - September 2021 (10 years 9 months) • Cascavel, PR
  • Led a team of 5 software engineers and 3 QA professionals, delivering ERP capabilities to roughly 30 agribusiness clients across Brazil.
  • Architected and maintained enterprise on-prem ERP deployments for cooperatives and agro-industrial operations before large-scale cloud adoption in the region.
  • Pioneered cross-platform mobile delivery with Xamarin, launching the company's first Android and iOS apps integrated with the AgTech ERP ecosystem.
  • Designed data integration services (Java/NetBeans) and a PostgreSQL data warehouse to consolidate operational data and support executive decision-making.

Junior Developer

COODETEC September 2008 - January 2011 (2 years 5 months) • Cascavel, PR
  • Developed and maintained ERP and decision-support systems using Delphi, Java, and ASP to optimize agricultural operations.
  • Delivered custom business solutions that improved process efficiency for cooperative teams.

Professor

UNIPAN March 2009 - November 2009 (9 months) • Cascavel, PR
  • Taught Algorithms and Data Structures I in the Computer Science program.
  • Designed course materials, delivered lectures and labs, and assessed student performance.

Web Developer

Fluxo May 2006 - August 2008 (2 years 4 months) • Pato Branco, PR
  • Developed and maintained dynamic web applications using PHP and MySQL.
  • Also served as SEO consultant, implementing technical and content strategies to improve search visibility and organic traffic.

Web Developer

BoxBT May 2004 - January 2005 (9 months)
  • Built custom websites and web applications for client-specific business needs.
  • Resolved a critical spam issue by implementing an early human-verification mechanism for webmail forms.

Academic Education

Bachelor in Computer Science

State University of Western Paraná (UNIOESTE)

2003 - 2007

Personal Projects

tetri.net

Personal website and professional hub featuring portfolio highlights, technical writing, and software architecture insights.

Web Portfolio

blog.tetri.net

Engineering blog covering software architecture, implementation patterns, and practical lessons from real-world delivery.

Blog Writing

culinar.ia

AI-powered culinary assistant for recipe recommendations, meal planning, and kitchen workflow organization.

AI Product

din.tetri.net

Personal finance app focused on privacy-first expense tracking and lightweight financial planning.

Fintech Privacy

vex.tetri.net

Vehicle operations tool for fleet/ownership tracking, scheduled maintenance, and cost history.

Logistics Management

rax.tetri.net

Group expense-splitting tool for trips and events, with automated settlement calculations.

Utility Expenses

copa.tetri.net

Community platform for soccer pools and tournament tracking with social engagement features.

Social Entertainment