Guilherme
Developing aesthetic, dynamic production-grade web systems. Architect of high-performance tools powered by LLMs.
WORK EXPERIENCE
[ VIEW LINKEDIN PROFILE ↗ ]CI&T
Senior Frontend Engineer
Spearheaded frontend architecture and AI-driven engineering workflows using React 19 and Next.js 15. Defined strategic AI governance guidelines, scaled autonomous agent orchestration (Cursor, Claude Code), and led team upskilling initiatives.
JUST DIGITAL
Mid Level Frontend Drupal Developer
Developed and enhanced web platforms for global brands like Danone, Ambev, and Claro. Engineered core design systems (Gaudi, Davinci) and built accessible developer portal integrations.
Prefeitura de São Paulo
Frontend Developer
Maintained and modernized municipal web portals using Drupal CMS and HTML/CSS/Twig.
Prefeitura de São Paulo
Estagiário
Assisted in frontend updates and basic layouts maintenance.
PROFESSIONAL CREDENTIALS
Claude Certified Architect - Foundations
Validates expert proficiency in designing and deploying production-grade AI applications using Anthropic's Claude ecosystem. Confirms technical mastery in agentic architecture and multi-agent orchestration (Claude Agent SDK), tool design and custom Model Context Protocol (MCP) server integration, developer velocity workflows (Claude Code), robust prompt engineering for structured outputs, and enterprise-grade context window management and system reliability.
Credential ID: p5yfvbuxg5qiSELECTED PRODUCTION WORKS
Cronos
Multi-Tenant SaaS Scheduling & Business Management Platform
TibiaRise
Tibia Character Tracking & Gaming Analytics Platform