Selected projects
Escola de CAIO
AI engineering · consulting · business solutions
AI engineering and consulting across a portfolio of business solutions, from diagnosing opportunities to building AI tools, automations and integrations.
A broader practice spanning discovery, solution design and hands-on engineering: connecting AI to business data and workflows, with prototypes, custom applications and human-reviewed automation.
- AI consulting & discovery
- Custom solutions & integrations
- Process automation
Stack: Python, React, NestJS, LLMs, MCP
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Blockforce
AI · blockchain · traceability
Supply-chain traceability with blockchain and AI. I built the web and mobile apps and the Node/NestJS services.
Web and mobile experiences connected to Node.js and NestJS services, bringing blockchain traceability and AI into the same product.
- Web & mobile
- Blockchain traceability
- AI integration
Stack: React, React Native, NestJS, PostgreSQL, LLMs
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FairFashion
fashion · blockchain · supply chain
Fashion traceability from raw material to finished piece, making every production step visible.
A fashion supply chain platform that follows each production step, connecting the history of a garment through blockchain-backed traceability.
- Production history
- Supply chain visibility
- Web & mobile
Stack: React, React Native, Node, NestJS, PostgreSQL
Nickelpay
fintech · payments · mobile
Fintech for the metal market, with balances, transfers, PIX and batch payments.
A fintech experience that brings balances, transfers, PIX and batch payments into web and mobile interfaces.
- Balances & transfers
- PIX
- Batch payments
Stack: React, React Native, TypeScript
Gama Academy
edtech · web · mobile
Learning and recruitment platform for careers in tech, design, sales and product.
Web and mobile products for education and recruitment across technology, design, sales and product careers.
- Learning experiences
- Recruitment
- Web & mobile
Stack: React, React Native, Next.js, NestJS, PostgreSQL
Blesss
streaming · video infrastructure
Streaming platform with courses and devotionals, backed by a video pipeline built from scratch.
Courses and devotionals delivered through a streaming platform, supported by a video pipeline built from scratch.
- Video infrastructure
- Courses & devotionals
- Web & mobile
Stack: Next.js, React Native, Node, Express, MongoDB
Tracy
AI · process intelligence · operations
An AI-assisted workspace that turns process evidence into a clear diagnosis, reviewed workflows and prioritized improvements.
Recordings and documents inform process maps, human-reviewed analysis and an impact–effort view of improvement opportunities.
- Evidence-backed analysis
- Process mapping
- Improvement priorities
Stack: React, NestJS, Python, MariaDB, OpenAI
CBB News
AI · editorial workflows · publishing
An editorial platform for Brazilian Baptist churches, connecting story submissions, AI-assisted editing and review to publication.
Churches submit their news to one editorial workflow, with AI-assisted preparation, a relevance queue and WordPress publishing integration.
- Story submissions
- AI-assisted editing
- Editorial review & publishing
Stack: React, NestJS, PostgreSQL, Supabase, WordPress
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Bookworms
reading club · community · pwa
A reading-club platform with subscriptions, community spaces and an app for goals, notes and shared reading rituals.
A reading club PWA combining subscriptions, reading goals and notes with a community built around books.
- Subscriptions
- Reading goals & notes
- Community
Stack: React, NestJS, Supabase, PostgreSQL, PWA
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Meu Álbum
photo books · generative layout · commerce
A complete photo-book flow that turns uploads into three layouts, a custom cover, payment and a print-ready order.
Photos become three layout options, a custom cover and a print-ready order, with payment integrated into the creation flow.
- Generative layouts
- Custom covers
- Checkout & print-ready orders
Stack: React, NestJS, PostgreSQL, Supabase, Sharp
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Camp Pass
events · registration · payments
An event platform for pages, registrations, flexible forms, group checkout, payments and the team running it all.
Event pages, flexible registration forms and group checkout connect to payments and event operations.
- Flexible forms
- Group checkout
- Payments & operations
Stack: React, NestJS, PostgreSQL, Supabase, InfinitePay
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WhoamI
real-time product · multiplayer systems
A real-time party guessing game for friends, built with sockets so each player's hidden identity stays live and in sync for everyone else.
A multiplayer guessing game where friends discover hidden identities together. Socket.io keeps the shared experience synchronized in real time.
- Hidden identities
- Live multiplayer
- Socket.io synchronization
Stack: React, Socket.io, Material UI
Visit WhoamI
WhoamI on GitHub
Coup
card game · real-time multiplayer · strategy
A real-time adaptation of Coup for 2–6 friends, with original card artwork, invitation rooms, bluffing, challenges and session recovery.
An independent adaptation of Coup with private hands, real-time decisions and an authoritative NestJS server. Friends join by invitation, play without registration and reconnect to their existing session.
- 2–6 players & invitation rooms
- Server-enforced rules & private hands
- Persistent sessions & reconnection
Stack: React, TypeScript, NestJS, Socket.IO, Tailwind CSS
Visit Coup
Coup on GitHub