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Share your skills, experience, interests, and the kind of person you want to meet.
Explore people and projects, find relevant experience, and start a conversation with no commitment.
A co-founder is someone you may trust with years of work, hard decisions, and part of your company. Matching on a role is not enough.
Understand their experience, strengths, and what they can actually do.
Don't decide after one message. Get to know each other, talk, and try working together.
Developers, ML engineers, and DevOps specialists ready to build products and own the technology.
Entrepreneurs and operators who can turn an idea into a market, sales, and a working business.
Designers who want to shape the product from day one, not just complete tasks.
Marketers and growth specialists ready to own early users, experiments, and growth.
Joiner helps you move from a first introduction to an informed decision to build together.
Skills, experience, interests, roles, and projects help you quickly see whether a conversation is worth starting.
A match starts a conversation. It is not a promise to become co-founders.
Test your compatibility on a small task or sprint before discussing a long-term partnership.
Find more than a role for your project: meet people you want to talk to, learn from, and build new things with.
Discuss an idea, run a small trial sprint, and see how each of you contributes, communicates, and takes responsibility.
Look beyond promises and expectations. Pay attention to actions, time, and ownership.