Simmery
Jesse Tov joined the first-ever YC batch almost by accident, pivoted from résumés to online dating on Paul Graham's suggestion, and shut down five months later — then went on to teach computer science at Harvard and Northwestern. His story is proof that YC success isn't always a unicorn. Sometimes, it's the clarity to know what you're not meant to build.
Jesse Tov (+ co-founders · 16 min read
Simmery, YC Founder Story
Company: Simmery Founders: Jesse Tov (+ co-founders, names not publicly documented) YC Batch: Summer 2005, The Very First YC Batch Ever Industry: Social Web / Online Dating Founded: 2005 | Shut Down: ~5 months after founding Status: Inactive Location: Wallingford, CT → Boston, MA (during batch) Where the founder is now: CS Professor (Northwestern University), then finance (NYC, 2022)
⚠️ Story Type: The Honest Failure, This is one of 3 inactive companies from YC's historic first batch of 8. Simmery didn't become a unicorn. It didn't get acquired. It shut down quietly. But it was in the room when Y Combinator was invented, and that story is just as instructive as any billion-dollar exit.
The One-Line Summary
Jesse Tov joined the first-ever YC batch almost by accident, pivoted from résumés to online dating on Paul Graham's suggestion, and shut down five months later, then went on to teach computer science at Harvard and Northwestern. His story is proof that YC success isn't always a unicorn. Sometimes, it's the clarity to know what you're not meant to build.
Lens 1, The Before State
Who Was Jesse Tov Before YC?
In the summer of 2005, Jesse Tov was not your archetypal startup founder burning with entrepreneurial hunger. He was a technically talented, academically inclined computer scientist who happened to be in the right place at the right time, or more accurately, connected to the right co-founder.
YC's Summer 2005 batch, the very first one, was assembled when Paul Graham and Jessica Livingston were still figuring out what Y Combinator even was. Graham himself admitted: "It's hard for people to realise now how inconsequential YC seemed at the time. I can't blame people who didn't take us seriously, because we ourselves didn't take that first summer program seriously in the very beginning."
In that context, Jesse Tov and his team came in not as driven startup missionaries but as curious, capable people willing to spend a summer building something. One of Jesse's co-founders was plugged into the nascent startup world and pushed to apply. Jesse's thinking was essentially: if I can spend a summer working on something with my friends, why not?
That attitude, low-ego, low-pressure, genuinely exploratory, turns out to be one of the most underrated ways to enter YC. Not every admitted founder arrives with a five-year vision. Some arrive with curiosity and competence.
The Personal Pain Behind the Idea
Simmery's original concept was a résumé-building website, a tool to help people create better online professional profiles. It wasn't born from a dramatic personal crisis. It was a practical, modest observation: the web was becoming the place where professional identity lived, and the tools for building that identity were clunky.
This was 2005. LinkedIn had launched just two years earlier. Online professional identity was genuinely unsolved. The idea wasn't crazy, it was actually ahead of its time.
Why They Almost Didn't Fit the "YC Founder" Stereotype
Jesse Tov was not the kind of founder who would normally show up in a startup story. He had no prior exits. No venture connections. No TechCrunch profile. He was a smart programmer who liked hard problems, the kind of person Silicon Valley often overlooks because they don't perform founder energy.
But here's what the YC S05 batch proved: in the very beginning, Paul Graham and Jessica Livingston were explicitly betting on hackers, not suits. Their entire thesis was that technical intelligence, curiosity, and the ability to build things fast mattered more than startup credentials. Jesse Tov, by that definition, was exactly who they wanted.
Key Insight for Aspiring Founders
You don't need to be obsessed with startups to get into YC. You need to be obsessed with a problem. Jesse Tov was not a startup zealot, he was someone who cared about building things and was willing to try. In YC's earliest days, that was enough. In many ways, it still is.
Lens 2, The Idea Origin
How the Idea Started, And Then Changed
Simmery came in with one idea and left with another. The original pitch was a résumé or professional profile website, a way to make online professional presence cleaner and more useful. It was a legitimate problem in 2005. Google was becoming the default first impression. LinkedIn was embryonic. Professional self-presentation on the web was genuinely broken.
But in the early YC dinners at Paul Graham's house in West Cambridge, the conversations challenged everything. And at some point, Paul Graham pushed Jesse's team away from résumés and towards something with more social energy: online dating.
Simmery pivoted to become a web2 social and online dating platform.
This pivot is fascinating in hindsight. Paul Graham, who would later co-author some of the most influential startup essays ever written, looked at a résumé tool and saw a social product. He was pattern-matching against where the internet was going: toward identity, connection, and social graphs, not just utility tools.
The Structural Problem With the Pivot
The résumé idea had one important quality: it had a clear, specific user with a clear, specific problem. The online dating pivot had a much harder challenge: it required a two-sided network to have any value at all. You can't date on a platform with no one on it. Building liquidity in a social/dating product in 2005, before Facebook had opened up to the public, before the smartphone, before swipe culture, was a fundamentally different kind of hard.
This is not a criticism of Graham's suggestion. It's an honest look at how pivoting in response to a smart advisor doesn't automatically mean the new idea is easier to execute.
The Pattern This Follows
Simmery fits a common early-stage archetype: the advisor-driven pivot that doesn't stick. A founder with a decent original idea gets pushed by a smart mentor toward a "bigger" idea, takes the advice without fully owning it, and ends up building something that doesn't have the same founder-problem fit as the original concept. The lesson is not "don't listen to Paul Graham." The lesson is: when you pivot, you have to believe in the new direction as deeply as if you'd thought of it yourself.
Lens 3, The Application Anatomy
How Simmery Got Into the Very First YC Batch
In 2005, applying to YC was nothing like it is today. There was no brand. No Airbnb story to point to. No essay about why YC mattered. Paul Graham and Jessica Livingston had $200,000 in seed money and four people, and they were running what they called the Summer Founders Program, not even calling it Y Combinator publicly yet.
Each company received $6,000 per founder to cover living expenses. There was no formal demo day in the modern sense. The entire program ran out of Paul Graham and Jessica Livingston's house in West Cambridge. Founders lived and worked from their apartments in Boston.
You've read your 5 free stories this month.
The next YC application you write could be the one that gets in. Don't stop learning from the founders who already did it.
- ✓ 1000+ deeply-researched YC founder stories
- ✓ Unfiltered Lens breakdowns: what worked, what failed
- ✓ 2 new founder deep-dives every week
- ✓ Full Q&A library + application teardowns
Free YC databases
Everything behind this page is in our open databases
This story is one slice of the data we keep open — batch lists, rejection case studies and launch playbooks, all free to read.
Database
YC Rejection Database →
Airbnb, Stripe, Reddit — founders who got rejected first, with every source linked.
Index
List of YC Companies →
Searchable index of YC alumni by batch, from Airbnb (W09) to the newest AI startups.
Database
YC Solo Founder Database →
20+ verified solo founders, their pre-YC traction and the exact application framing they used.
Browse all free YC databases → · or start on the YCInsight homepage
Go deeper on what Simmery did
Questions this story raises
- YC Application for Edtech Startups — Specific Advice
- Who Founded Y Combinator? Paul Graham and the Real Story
- YC RFS Developer Tools — Specific Opportunities YC Wants Founders to Build
- YC Application for Pre-Revenue Startups — What to Focus On
- How Indian Founders Should Frame Their YC Application
- Complete List of YC S24 Companies — Summer 2024 Batch
Free tools for this stage
Start from the YCInsight homepage for every YC database, founder story and Q&A in one place.
Related founder stories
Keep reading — more YC founders from Summer 2005 — The Very First YC Batch Ever and beyond.
Vidyard
Two engineering students in Canada — one designing toilets, one sitting idle at BlackBerry — used a day-trading windfall to buy a house, build a video company nobody asked for, and accidentally discovered the real product while trying to solve their clients' confusion. Then they drove 1,200 miles with a car covered in stickers to crash a conference and corner a keynote speaker.
Treehouse
Ryan Carson watched developers graduate from college without knowing how to code for real jobs — so he spent 6 years building a blog audience first, then launched a product to that audience and hit $1.7M revenue in under 12 months, teaching over a million people to code before anyone in Silicon Valley thought online education could work.
inDinero
A 19-year-old CS student who had never held a real job, knew nothing about accounting, and dropped out of high school at 15 — built the "Mint.com for business," nearly destroyed it through arrogance, then pivoted her way to 2,686% revenue growth and the cover of Inc. magazine.
RentHop
Two MIT-trained quants looked at Craigslist — the most-visited, least-innovated website in America — and decided the apartment hunt didn't need disruption with venture-scale fireworks. It needed a better ranking algorithm, patient bootstrapping, and fifteen years of quietly outlasting better-funded competitors.
Beetailer
A self-taught Spanish developer from Seville moved to San Francisco with a brilliant idea at exactly the right moment — got into YC, hit real traction, mentored by legends — and then watched everything collapse when Facebook changed the rules overnight. What she built next was smarter, and what she learned is priceless.
Custora
A guy who built a million-dollar sporting goods company and walked away with nothing, and a Wharton MBA studying Bayesian probability models, figured out that retailers were measuring customer value completely wrong — then turned an academic formula into a $31.8M-funded product that ended up being acquired by one of the most sophisticated customer data platforms in the world.
More stories every week.
Get 2 free stories in your inbox each week.