Author
Garry Tan
Garry is the President & CEO of Y Combinator. Previously, he was the co-founder & Managing Partner of Initialized Capital. Before that, he co-founded Posterous (YC S08) which was acquired by Twitter.
Not in San Francisco?</strong> <br>We’ll cover up to $500 for airfare for your travel to SF.</p><p><strong>Space is limited,</strong> and we look forward to reading your application and hopefully seeing you in San Francisco.</p>","comment_id":"67aac161d59c27000139d0df","feature_image":"/blog/content/images/2025/02/BlogTwitter-Image-Template.jpg","featured":true,"visibility":"public","email_recipient_filter":"none","created_at":"2025-02-10T19:17:53.000-08:00","updated_at":"2025-04-10T10:01:28.000-07:00","published_at":"2025-02-12T12:45:26.000-08:00","custom_excerpt":"We're gathering 2,000 of the top CS undergrads, masters, and PhD candidates in AI to hear from speakers including Elon Musk, Satya Nadella, Sam Altman, Andrej Karpathy, Andrew Ng, and many more — the world’s top AI experts and founders who will teach you how to build the future.","codeinjection_head":null,"codeinjection_foot":null,"custom_template":null,"canonical_url":null,"authors":[{"id":"61fe29e3c7139e0001a710d2","name":"Garry Tan","slug":"garry","profile_image":"/blog/content/images/2023/03/Instagram-Image-Template--Square---21-.png","cover_image":null,"bio":"Garry is the President & CEO of Y Combinator. 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Previously, he was the co-founder & Managing Partner of Initialized Capital. Before that, he co-founded Posterous (YC S08) which was acquired by Twitter.","website":null,"location":null,"facebook":null,"twitter":"@garrytan","meta_title":null,"meta_description":null,"url":"https://ghost.prod.ycinside.com/author/garry/"},"primary_tag":{"id":"61fe29efc7139e0001a71173","name":"YC News","slug":"yc-news","description":null,"feature_image":null,"visibility":"public","og_image":null,"og_title":null,"og_description":null,"twitter_image":null,"twitter_title":null,"twitter_description":null,"meta_title":null,"meta_description":null,"codeinjection_head":null,"codeinjection_foot":null,"canonical_url":null,"accent_color":null,"url":"https://ghost.prod.ycinside.com/tag/yc-news/"},"url":"https://ghost.prod.ycinside.com/ai-startupschool/","excerpt":"We're gathering 2,000 of the top CS undergrads, masters, and PhD candidates in AI to hear from speakers including Elon Musk, Satya Nadella, Sam Altman, Andrej Karpathy, Andrew Ng, and many more — the world’s top AI experts and founders who will teach you how to build the future.","reading_time":1,"access":true,"og_image":null,"og_title":null,"og_description":null,"twitter_image":null,"twitter_title":null,"twitter_description":null,"meta_title":null,"meta_description":null,"email_subject":null,"frontmatter":null,"feature_image_alt":null,"feature_image_caption":null},"mentions":[],"related_posts":[{"id":"61fe29f1c7139e0001a71c04","uuid":"137bef50-c46e-42ab-9496-bd321c54e3fa","title":"Does co-founder matching work? It did for these YC companies.","slug":"does-co-founder-matching-work","html":"<p>We launched the co-founder matching platform earlier this year to help founders find their co-founders. When you sign up, you tell us about yourself and what you’re looking for, and we show you profiles that most closely match your ideal co-founder. If you message a candidate and they accept, we match the two of you.</p><p>Co-founder matching has also seen success with brand-new companies. Two pairs of co-founders met through the platform earlier this year, worked together on trial projects, became fully committed co-founders, applied to YC, and were accepted into the Summer 2021 batch!</p><p><strong><strong><a href=https://www.ycombinator.com/"https://www.sequincard.com//">Sequin (YC S21) is one of these companies. Vrinda Gupta had left her job after launching credit cards like the Chase Sapphire Reserve at Visa to work on a product to help women build credit. She spent a year working as a solo founder, and, in that time, raised a pre-seed and built an MVP. She knew she needed a technical co-founder who was mission driven, had fintech expertise, and was in it for the long haul.</p><figure class=\"kg-card kg-image-card kg-card-hascaption\"><img src=https://www.ycombinator.com/"https://blog.ycombinator.com/wp-content/uploads/2021/11/Sequin.jpeg/" class=\"kg-image\" alt loading=\"lazy\"><figcaption>Sequin (YC S21) co-founders, Vrinda Gupta and Mark Thomas.</figcaption></figure><p>That person was Mark Thomas. He had ten years of engineering experience at Paypal, cared deeply about gender equity, and spent six years as CTO of family-oriented startups. They had an instant connection and arranged to meet in person soon after. Vrinda recalls, “We met the day after we matched, and the day after, and then the day after that.”</p><p>Together, they went through YC’s batch this summer and <a href=https://www.ycombinator.com/"https://www.forbes.com/sites/geristengel/2021/09/15/debit-card-startup-builds-credit-for-women/?sh=6283b60b3c67\%22>raised $5.7M</a>.</p><p><strong><strong><a href=https://www.ycombinator.com/"https://www.kiwibiosciences.com//">Kiwi Biosciences</a></strong></strong> (YC S21) has a similar story. Anjie Liu started the company to solve her own pains with irritable bowel syndrome. She had a founding scientist to tackle R&D, but wanted a co-founder to help her build a consumer brand and commercialize the product.</p><figure class=\"kg-card kg-image-card kg-card-hascaption\"><img src=https://www.ycombinator.com/"https://blog.ycombinator.com/wp-content/uploads/2021/11/kiwi.jpeg/" class=\"kg-image\" alt loading=\"lazy\"><figcaption>Anjie Liu and David Hachuel, co-founders of Kiwi Biosciences (YC S21).</figcaption></figure><p>When Anjie saw David Hachuel’s profile on YC co-founder matching, she knew that he was “exactly what [she] was looking for.” David had previously sold a startup in the same space, and was immediately interested in her idea.</p><p>They took a very structured approach to co-founder matching. Both founders answered all 50 questions posed in <a href=https://www.ycombinator.com/"https://proof-assets.s3.amazonaws.com/firstround/50 Questions for Co-Founders.pdf/">First Round’s co-founder questionnaire</a>. They found deep alignment on “all the important things” (conflict resolution, vision for culture, etc.). When their month-long trial ended and it came time to say go or no-go, the decision was easy.</p><p>Anjie and David worked remotely for four months and finally met in person after getting into YC. They went through YC and <a href=https://www.ycombinator.com/"https://techcrunch.com/2021/10/14/kiwi-bio-aims-to-free-irritable-bowel-syndrome-sufferers-from-restrictive-diets//">raised $1.5M</a>.</p><p>We’re ecstatic about the companies who met through our co-founder matching and we’re excited to see the platform continue to grow and support more awesome founders in the future!</p><p>Looking for a co-founder? Check out the platform at <a href=https://www.ycombinator.com/"https://blog.ycombinator.com/does-co-founder-matching-work/www.ycombinator.com/cofounder-matching/">www.ycombinator.com/cofounder-matching.
","comment_id":"61a505fbcf1ec1000121a57c","feature_image":"/blog/content/images/2021/12/BlogTwitter-Image-Template--11-.png","featured":false,"visibility":"public","email_recipient_filter":"none","created_at":"2021-11-29T08:55:23.000-08:00","updated_at":"2024-10-23T02:26:59.000-07:00","published_at":"2021-11-24T08:55:00.000-08:00","custom_excerpt":"Read about how the founders of Seer, Sequin, and Kiwi Biosciences used YC’s co-founder matching platform to complete their founding team.","codeinjection_head":null,"codeinjection_foot":null,"custom_template":null,"canonical_url":null,"authors":[{"id":"61fe29e3c7139e0001a71081","name":"Catheryn Li","slug":"catheryn","profile_image":"/blog/content/images/2022/10/catheryn.jpg","cover_image":null,"bio":"Catheryn (Cat) is a Product Engineer at YC focused on Startup School. Before that she was an engineer at Instagram and Facebook. Cat has a B.S. in Computer Science and Math from MIT.","website":null,"location":null,"facebook":null,"twitter":null,"meta_title":null,"meta_description":null,"url":"https://ghost.prod.ycinside.com/author/catheryn/"}],"tags":[{"id":"61fe29efc7139e0001a71152","name":"Founder Stories","slug":"founder-stories","description":null,"feature_image":null,"visibility":"public","og_image":null,"og_title":null,"og_description":null,"twitter_image":null,"twitter_title":null,"twitter_description":null,"meta_title":null,"meta_description":null,"codeinjection_head":null,"codeinjection_foot":null,"canonical_url":null,"accent_color":null,"url":"https://ghost.prod.ycinside.com/tag/founder-stories/"},{"id":"61fe29efc7139e0001a71180","name":"#startup-school","slug":"hash-startup-school","description":null,"feature_image":null,"visibility":"internal","og_image":null,"og_title":null,"og_description":null,"twitter_image":null,"twitter_title":null,"twitter_description":null,"meta_title":null,"meta_description":null,"codeinjection_head":null,"codeinjection_foot":null,"canonical_url":null,"accent_color":null,"url":"https://ghost.prod.ycinside.com/404/"},{"id":"61fe29efc7139e0001a7117f","name":"Startup School","slug":"startup-school","description":null,"feature_image":null,"visibility":"public","og_image":null,"og_title":null,"og_description":null,"twitter_image":null,"twitter_title":null,"twitter_description":null,"meta_title":null,"meta_description":null,"codeinjection_head":null,"codeinjection_foot":null,"canonical_url":null,"accent_color":null,"url":"https://ghost.prod.ycinside.com/tag/startup-school/"},{"id":"61fe29efc7139e0001a71173","name":"YC News","slug":"yc-news","description":null,"feature_image":null,"visibility":"public","og_image":null,"og_title":null,"og_description":null,"twitter_image":null,"twitter_title":null,"twitter_description":null,"meta_title":null,"meta_description":null,"codeinjection_head":null,"codeinjection_foot":null,"canonical_url":null,"accent_color":null,"url":"https://ghost.prod.ycinside.com/tag/yc-news/"},{"id":"61fe29efc7139e0001a711a7","name":"#23139","slug":"hash-23139","description":null,"feature_image":null,"visibility":"internal","og_image":null,"og_title":null,"og_description":null,"twitter_image":null,"twitter_title":null,"twitter_description":null,"meta_title":null,"meta_description":null,"codeinjection_head":null,"codeinjection_foot":null,"canonical_url":null,"accent_color":null,"url":"https://ghost.prod.ycinside.com/404/"},{"id":"61fe29efc7139e0001a711a8","name":"#24381","slug":"hash-24381","description":null,"feature_image":null,"visibility":"internal","og_image":null,"og_title":null,"og_description":null,"twitter_image":null,"twitter_title":null,"twitter_description":null,"meta_title":null,"meta_description":null,"codeinjection_head":null,"codeinjection_foot":null,"canonical_url":null,"accent_color":null,"url":"https://ghost.prod.ycinside.com/404/"},{"id":"61fe29efc7139e0001a711a9","name":"#24628","slug":"hash-24628","description":null,"feature_image":null,"visibility":"internal","og_image":null,"og_title":null,"og_description":null,"twitter_image":null,"twitter_title":null,"twitter_description":null,"meta_title":null,"meta_description":null,"codeinjection_head":null,"codeinjection_foot":null,"canonical_url":null,"accent_color":null,"url":"https://ghost.prod.ycinside.com/404/"}],"primary_author":{"id":"61fe29e3c7139e0001a71081","name":"Catheryn Li","slug":"catheryn","profile_image":"https://ghost.prod.ycinside.com/content/images/2022/10/catheryn.jpg","cover_image":null,"bio":"Catheryn (Cat) is a Product Engineer at YC focused on Startup School. Before that she was an engineer at Instagram and Facebook. Cat has a B.S. in Computer Science and Math from MIT.","website":null,"location":null,"facebook":null,"twitter":null,"meta_title":null,"meta_description":null,"url":"https://ghost.prod.ycinside.com/author/catheryn/"},"primary_tag":{"id":"61fe29efc7139e0001a71152","name":"Founder Stories","slug":"founder-stories","description":null,"feature_image":null,"visibility":"public","og_image":null,"og_title":null,"og_description":null,"twitter_image":null,"twitter_title":null,"twitter_description":null,"meta_title":null,"meta_description":null,"codeinjection_head":null,"codeinjection_foot":null,"canonical_url":null,"accent_color":null,"url":"https://ghost.prod.ycinside.com/tag/founder-stories/"},"url":"https://ghost.prod.ycinside.com/does-co-founder-matching-work/","excerpt":"We launched the co-founder matching platform earlier this year to help founders find their co-founders. When you sign up, you tell us about yourself and what you’re looking for, and we show you profiles that most closely match your ideal co-founder. If you message a candidate and they accept, we match the two of you.","reading_time":2,"access":true,"og_image":null,"og_title":null,"og_description":null,"twitter_image":null,"twitter_title":null,"twitter_description":null,"meta_title":null,"meta_description":null,"email_subject":null,"frontmatter":null,"feature_image_alt":null,"feature_image_caption":null},{"id":"61fe29f1c7139e0001a71be6","uuid":"bc8c7121-4029-4947-aebe-6bc3739a35a9","title":"Watch 30 founder pitches from YC's GTM Jobs Expo","slug":"watch-30-founder-pitches-from-ycs-gtm-jobs-expo","html":"<!--kg-card-begin: html--><p>Y Combinator hosted our first <a href=https://www.ycombinator.com/"https://www.workatastartup.com/events/2021-gtm-expo/">Go-To-Market Jobs Expo in March</a>, and we’re now posting the founder pitches on <a href=https://www.ycombinator.com/"https://www.workatastartup.com//">Work at a Startup</a>.</p>\n<p>At the event, 30 fast-growing YC startups shared more about their companies and open roles. Startups include:</p>\n<ul>\n<li><strong><a href=https://www.ycombinator.com/"https://www.workatastartup.com/companies/vanta/">Vanta (S18)</a></strong> helps companies protect their consumer data from data breaches and security issues. They’ve raised a $50M Series A due to their strong product-market fit and are hiring in all roles — engineering, product, sales, marketing, and more.</li>\n<li><strong><a href=https://www.ycombinator.com/"https://www.workatastartup.com/companies/berbix/">Berbix (W18)</a></strong> allows companies to do ID checks online, all as a platform. Covid has accelerated the adoption of their tech across the internet, and their founders solved the same problems as employees at Airbnb. They’re hiring for sales, BDR, and product, as well as engineering.</li>\n<li><strong><a href=https://www.ycombinator.com/"https://www.workatastartup.com/companies/openphone/">OpenPhone (S18)</a></strong> recently raised $14M to build the next generation business phone — all from an app. They’re growing by word-of-mouth and are using the money to hire in all functions, including tech, sales, growth, and support/services.</li>\n</ul>\n<p>View all the pitches on Work at Startup and create a profile to connect directly with founders:</p>\n<p><a href=https://www.ycombinator.com/"https://www.workatastartup.com/events/2021-gtm-expo/">https://www.workatastartup.com/events/2021-gtm-expo
Who should apply?
This conference is just for undergrads, grad students, and recent graduates working in computer science, AI, applied math, robotics, or another highly technical and relevant field. Even if you didn’t go to school for it, you may qualify as we’ll look at your technical achievements: # of users your products serve, papers published, core contributor to open source, etc. Apply to attend here.
Not in San Francisco?
We’ll cover up to $500 for airfare for your travel to SF.
Space is limited, and we look forward to reading your application and hopefully seeing you in San Francisco.
Other Posts
Does co-founder matching work? It did for these YC companies.
November 24, 2021 by Catheryn Li
Garry is the President & CEO of Y Combinator. Previously, he was the co-founder & Managing Partner of Initialized Capital. Before that, he co-founded Posterous (YC S08) which was acquired by Twitter.