Hackathon Portal
AI Tinkerers - Paris
Sign in

Paris Vibe-a-thon: “Build a One-Person Unicorn” — November 15, 2025

Sign in
Engineering Lead at Stealth AI Startup - Stealth AI Startup
Own AI-native architecture and backend pipelines remotely with no equity gimmicks.
All Jobs
Final round winners have been announced. View Results
Team

Hazel-HR

Project Concept

Building an AI agent that will replace HR agency from sourcing to interview. We’re a team of 2, we need an extra AI engineer.

Entry

Status: Submitted

Last saved: November 15 at 5:57 PM CET

View Entry

Team Roster

Message board not available for this team yet.

Leo Forest Team Lead

Founder at Hazel
Leo handled all product direction, design, and strategy. He created: The full front-page UI/UX using Lovable The product story, user journey, and visual identity The pitch deck, business model, market analysis, and pricing model Overall project vision: the concept of Hazel as an autonomous AI recruitment agency Positioning, messaging, and the narrative framework for the hackathon submission Leo focused on clarity of vision, market differentiation, and the user-facing experience of Hazel.
.
.
.

Chaine San Buenaventura

Co-founder at Hale
Chaine led all technical development of the project. sHe built the full workflow of autonomous recruitment agents, integrating: n8n for multi-agent orchestration AI workflow automations (job offer generation, sourcing, outreach, scheduling) API connections for LLM inference (Mistral / OpenAI) Candidate matching logic and internal data flows Backend agent communication and the end-to-end execution pipeline Chaine was responsible for making the AI agents talk to each other, run independently, and complete the entire hiring loop from job description → sourcing → outreach → interview scheduling.
Chaine San Buenaventura is an AI/ML Engineer and Co-founder at Hale, with over 10 years of experience. They previously co-founded Stealth and studied Computer Science, Electrical and Electronics Engineering, and Electrical at Trinity College Dublin, University of the Philippines, and University of Santo Tomas. Chaine is based in Paris, France.