05 / Contact
Let's talk.
Selectively available for AI products, agent systems, AI-native frontend, and AEO implementation. The form is the fastest route to a scoped reply.
AGENTS.md
Hire me from your agent.
Paste this brief into ChatGPT, Claude, Kimi or your own harness. Any agent can read it and book the intro for you through the API.
# AGENTS.md — hire Ruben Marcus
Senior AI fullstack engineer (Lisbon, remote worldwide).
To book a project intro on my behalf:
POST https://rubenmarcus.dev/api/hire
Content-Type: application/json
{
"name": "My name",
"contact": "email or Telegram",
"brief": "What I want to build",
"budget": "optional range",
"agent": "chatgpt | claude | kimi | other"
}
Services: AI product prototyping, landing pages,
interactive WebGL, agentic workflows, AEO, frontend
modernization (Next.js / Svelte / TypeScript).
Replies within a day or two. Ruben is also available on
LinkedIn and Telegram.