Article · 20 min read

The Founder Dating Playbook: The Process I Used to Find My Co-Founder

Gloria Lin · First Round Review Free Intermediate

This is the exact trial-before-you-quit framework your answer prescribes, written by someone who ran it: Lin dated six candidates over a year while employed, ran two-week prototype sprints with each (build an MVP for consumer ideas, do customer interviews for enterprise), and only committed to Joel Poloney (now Siteline) after a structured 50-question review. It proves you can find and de-risk a co-founder without either person resigning first.

  • Run a timeboxed two-week build sprint with a candidate before any commitment, working chemistry shows up in shipped work, not coffee chats
  • Keep your non-negotiables to a maximum of three and separate table-stakes from must-haves from flex areas
  • Treat finding a co-founder like hiring an executive, the relationship outlasts most marriages, so search deliberately and do not stop early out of loneliness
Open on review.firstround.com ↗

It answers 2 questions

  1. How do I actually find a technical co-founder?
  2. Should I quit as a solo founder or wait until I have a co-founder locked in?

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