F FounderHunt

Co-founder pitches, sourced and curated.

We scan Reddit, YC, Twitter, LinkedIn, and more. We surface only the ones worth your time.

Idea Stage Needs Marketing next play
today

Design engineer at YC startup exploring AI agent products

The Idea
Exploring new AI agent products. Early ideas include a life coach agent and a designer agent.

Who It's For

What's Built

Early Traction

Their Background
Design engineer and employee #1 at a YC company that's now reached $180M+ in payments volume.

What They Need
A co-founder to jam on early-stage AI product ideas, particularly on the product and growth side.

Remote AI / ML Domain Expertise
Idea Stage Needs Technical Reddit
today

Enterprise software founder building child development AI platform

The Idea
Kidmap.ai is a privacy-first AI platform that helps parents understand their child's whole development by connecting signals across academics, activities, behavior, digital habits, and social-emotional growth into clear, actionable insights.

Who It's For
Parents who want a more data-driven, thoughtful way to support their child's growth, without replacing parental instinct but giving them earlier patterns and more context.

What's Built

Early Traction
Has existing relationships with local government and school district stakeholders for early pilot opportunities once the product is ready.

Their Background
Enterprise software and AI/business transformation background. Experience in go-to-market, building customer relationships, and sales. Willing to self-fund the MVP phase.

What They Need
A hands-on technical co-founder to lead the product vision and build the MVP. Ideal background includes full-stack, AI/LLMs, data architecture, privacy-first products, and ideally experience in edtech or child-facing products.

Remote Edtech
Idea Stage Needs Technical Reddit
today

Finance and trading duo exploring prediction market opportunities

The Idea
Two finance and trading professionals who have identified inefficiencies in prediction markets and want to test and build around them: bots, data pipelines, automation, backtesting systems.

Who It's For

What's Built

Early Traction

Their Background
Finance and trading background. Have spent significant time analyzing prediction markets and identifying specific inefficiencies they want to build around.

What They Need
A technical co-founder comfortable with Python, APIs, WebSockets, data collection, and automation. Experience with trading systems, data pipelines, or market-making tools is a strong plus. They will cover infrastructure and data costs and bring the market and trading expertise.

Remote Fintech Domain Expertise
Idea Stage Needs Technical next play
1w ago

Anonymous AI evals platform lead at public tech company exploring AI agent idea

The Idea
An idea in the AI agent world. Specific details not shared publicly.

Who It's For

What's Built

Early Traction

Their Background
Product lead running the AI evals platform at a public tech company.

What They Need
A co-founder to build with on an idea in the AI agent space.

Remote AI / ML Domain Expertise
Idea Stage Needs Sales next play
1w ago

Founding engineering lead at Uber Elevate at the intersection of marketplaces and AI

The Idea
Building at the intersection of marketplaces and applied AI. Specific idea not yet shared.

Who It's For

What's Built

Early Traction

Their Background
Founding engineering lead at Uber Elevate. Currently a senior engineering manager and active angel investor.

What They Need
A co-founder to build at the intersection of marketplaces and applied AI.

Remote Marketplace Domain Expertise
Idea Stage Needs Sales next play
3w ago

Engineer exploring AI tool for mapping developer activity across GitHub, Jira, and Slack

The Idea
An AI tool that maps what engineers actually do across GitHub, Jira, Slack, and other tools, turning scattered activity into a coherent picture of engineering work.

Who It's For
Engineering teams and managers who want better visibility into how work actually happens.

What's Built

Early Traction

Their Background

What They Need
A co-founder to own the business side.

Remote Devtools Domain Expertise
Idea Stage Needs Operations next play
1mo ago

Early Venmo team member building fund to acquire and operate SaaS companies

The Idea
A fund that acquires and operates vertical SaaS companies.

Who It's For
Vertical SaaS businesses looking for a buyer or operator partner.

What's Built

Early Traction

Their Background
Really early at Venmo. Founded and sold a vertical SaaS and embedded finance company to Rocket Group.

What They Need
A co-founder to build and run the fund with.

Remote B2B SaaS Domain Expertise
Idea Stage Needs Operations next play
1mo ago

AI product leader from Atlassian building AI-native healthcare admin services

The Idea
AI-native services for healthcare admin, targeting health systems, payers, and revenue cycle. Inspired by YC's Summer 2026 RFS for AI-native services.

Who It's For
Operators inside health systems, payers, and revenue cycle teams who deal with administrative overhead daily.

What's Built

Early Traction

Their Background
Ex-founder and AI product leader. Built and shipped AI systems at Atlassian, filed 6 patents, and drove $60M+ in cost savings.

What They Need
Operators who have lived the pain inside health systems, payers, or revenue cycle.

Remote Healthtech Domain Expertise
Idea Stage Needs Sales next play
1mo ago

AI engineering leader from Vanta and Webflow building AI copilot for field service technicians

The Idea
An AI copilot for in-field service technicians to help them do their jobs faster and with less friction on-site.

Who It's For
Field service technicians and the companies that dispatch them.

What's Built

Early Traction

Their Background
Repeat founder and AI engineering leader from Drift, Webflow, and Vanta.

What They Need
A co-founder to own the business side.

Remote B2B SaaS