November 2025 – Present

High-performance vehicle intelligence SaaS engineered for real-time data aggregation, normalization, and SEO optimization.

• Slashed data retrieval latency by 96% (2.5s to 80ms) and operational costs by 60% by architecting a Redis caching layer and implementing hash-based MongoDB report reuse.
• Optimized infrastructure scalability and reduced hosting overhead by designing a decoupled microservices architecture with Next.js and Node.js, containerized via Docker and orchestrated with Nginx.
• Secured 100% transaction consistency for digital product delivery by engineering an idempotent payment flow using Stripe asynchronous webhooks and atomic database operations.

February 2025 – November 2025

High-traffic vehicle lookup platform (500k+ daily users) that delivers detailed automotive information instantly.

• Refactored the external provider integration layer using the Strategy Pattern, reducing new API onboarding time from 8 to 2 days and saving R$7,000/month by eliminating duplicate requests.
• Built an A/B testing ecosystem with Laravel and React in a high-traffic environment, integrating GA4 and GTM to eliminate over 90% of the marketing team's manual tests.
• Developed 8 high-performance dashboards using TanStack Table and Query, achieving consistent load times under 1 second for high-volume data visualization.
• Designed reusable UI components with Mantine and controlled complex form validations using Yup.

February 2023 – January 2025

Internal IT team responsible for resolving technical issues across municipal departments.

• Led the development of a computer ID management system that replaced a manual process, improving workflow efficiency by 65% and reducing onboarding time.
• Migrated the database from AWS RDS to Hostinger with phpMyAdmin, centralizing infrastructure and simplifying maintenance.
• Set up CI/CD pipelines with GitHub Actions to deploy updates via FTP, making deployments faster and more reliable.
• Built a cross-platform Python tool with a GUI to automate IT tasks like batch processing and printer spooler resets, reducing technician errors and improving productivity by 30%.