João Castro
18 years shipping software.
Overview
Founder @Code Ahead
Social Links
About
- 18 years shipping software, mostly solo. Based in Amarante, Portugal — Code Ahead Lda HQ in Vila do Conde.
- Founder of Code Ahead Lda — software engineering company.
- Currently building Vulk (AI app builder, 10x faster) and Pulso (your-keys, your-agents AI agent platform).
- Open source: Harvest — extract intelligence from any social URL.
- Working in public — TypeScript, Python, Rust, Go, Cloudflare-first stack.
Testimonials
GitHub Contributions
Stack
TypeScript
JavaScript
Python
Rust
Go
Swift
React
React Native
Next.js
Tailwind CSS
shadcn/ui
Motion
Flutter
Node.js
Bun
Hono
PostgreSQL
Redis
Prisma
Cloudflare Workers
Cloudflare Pages
Cloudflare D1
Stripe
Anthropic API
OpenAI API
OpenRouter
Git
Docker
Tauri
Claude Code
Cursor
FigmaExperience
- Founded and run Code Ahead Lda — software engineering company in Vila do Conde, Portugal.
- Currently building Vulk (AI app builder) and Pulso (AI agent platform) as solo founder.
- Open-source maintainer: Harvest and other tools.
- Architecting AI infrastructure end-to-end: generation pipeline, Firecracker microVMs, Cloudflare-first deployment, multi-model routing.
- Building in public — every release, every metric, every decision.
- TypeScript
- Python
- Rust
- Go
- React
- Next.js
- Tailwind CSS
- Cloudflare Workers
- PostgreSQL
- Firecracker
- AI Infrastructure
- Solo Founder
Freelance & Self-taught
- PHP
- JavaScript
- MySQL
- WordPress
- Self-taught
- Full-stack
Projects(4)
Build full-stack apps with AI. 10x faster.
- AI-powered application builder generating React, Next.js, Flutter, React Native, Shopify and more.
- Live previews running on Firecracker microVMs.
- 1-click deploy to Cloudflare Pages / Vercel.
- BYOM (bring-your-own-model) across 15+ providers.
- Next.js 16
- React 19
- Tailwind CSS v4
- Firecracker microVMs
- Cloudflare Pages
- OpenRouter
- PostgreSQL
- Stripe
- Multi-tenant
Your keys, your agents, your data.
- Native macOS AI agent platform with 392+ tools.
- Bring your own API keys — agents run locally.
- MCP (Model Context Protocol) native.
- Privacy-first design — nothing leaves your machine without consent.
- AI Agent Platform
- macOS
- MCP
- Local-first
- Tauri
- Rust
- TypeScript