With a case study
Three written from the inside: the decision that paid off, what broke, and what does not exist yet.
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Own product
Didata
AI SaaS for teachers: material anchored in the Brazilian curriculum and photo-based exam grading. In production, with a free and a paid plan.
Next.js, TypeScript, Prisma, PostgreSQL, Vision Case study → -
Own product
Kyber CRM
Internal system in daily use: dashboard, a 70-tool MCP server, token-based public pages and scheduled jobs, over 133 RLS policies.
Next.js, TypeScript, Supabase, MCP Case study → -
Client
Brava Dashboard
Admin panel for a FiveM roleplay server: a Vercel SPA talking to a Lua game server with no public IP.
React, TypeScript, Vite, Lua, MariaDB Case study →
The roster, and the standard behind it
Five local-business sites listed loose would read as odd jobs. What makes them worth showing is that they all come out of a written standard, so the standard comes first.
Clients served through Kyber
Not one site at a time, from scratch. There is a written standard, and nothing goes live without clearing it.
- Static HTML, no build and no framework
- Self-hosted fonts, optimised WebP images
- Canonical, Open Graph, JSON-LD and sitemap
- AA contrast, visible focus, tested at 375px
- Domain registered in the client's own name
- Premium Construções premiumconstrutora.com.br ↗ Public works, Goiânia GO. Website, dashboard, WhatsApp bot and AI invoice reader
- Ela Bela elabelaestetica.com.br ↗ Advanced aesthetics, Morrinhos GO
- Infinita Saúde infinitafisio.com.br ↗ Pelvic physiotherapy, Goianésia GO. From first contact to live site in four days
- Jordanna Santos jordannasantostecnica.com.br ↗ Hair technician, Senador Canedo GO
- Encanto Gourmet encantogourmetbuffet.com.br ↗ Wedding and party catering, Goiânia GO
The smaller ones
One is a tool I use, the other is my final-year project. Neither has a user besides me, which is why they are here and not on the home page.
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Open source
gerador-curriculo
Kit that uses AI to generate job-tailored resumes in PDF and DOCX. Bilingual. It is what produces the two PDFs on this site.
Python, Markdown, Claude Code, MCP GitHub ↗ -
TCC
Developer competency assessment
System to manage and assess software professionals' competencies. PUC-GO, in progress.
NestJS, React, TypeScript, GitHub Actions GitHub ↗