Full-Time

Product Engineer

Bookface

Y Combinator

Y Combinator

1,001-5,000 employees

Seed-stage startup accelerator and investor

Compensation Overview

$250k - $500k/yr

+ Profit-sharing

H1B Sponsorship Available

San Francisco, CA, USA

In Person

Relocation assistance provided for SF relocation.

Category
Software Engineering (1)
Required Skills
React.js
Postgres
Requirements
  • Front-end software development experience is required or nearly required.
  • The stack is Rails, React, and Postgres, and engineers have learned it on the job.
  • The role is in-person at YC's campus in Dogpatch, San Francisco, and the candidate must live in the San Francisco Bay Area or be willing to relocate (relocation support offered).
Responsibilities
  • Build and maintain Bookface to operate and manage the day-to-day batch, including event programming, office hours, pitch preparation, and more.
  • Work on Forums and Alumni Directory to help founders with technical advice, customer acquisition, fundraising, and more.
  • Develop and maintain the Demo Day investor portal that matches founders and investors for early seed fundraising.
  • Contribute to Launch YC, a public platform for YC founders to get early customers and product feedback.
  • Engage with customers regularly, ship features quickly, define product roadmaps, and design products when needed.
  • Work in a small team (about 15 full-stack product engineers) and adapt to changing teams and priorities.

Y Combinator is a startup accelerator that funds early-stage companies through seed investments and a three-month, batch-based program. Founders receive mentorship, guidance on product and business strategy, and a Demo Day to present to invited investors. The program runs four times a year, creating a strong network effect among participants who can support one another and share experiences. The accelerator’s portfolio spans software, fintech, biotech, and consumer products, with notable alumni including Stripe, Airbnb, and Coinbase. Unlike many investors, Y Combinator combines a small equity stake with access to a vast alumni and investor network, monetizing returns from successful exits such as acquisitions or IPOs. Its goal is to identify high-potential ventures, help them grow, and generate meaningful financial returns for its stakeholders through exits.

Company Size

1,001-5,000

Company Stage

Pre-seed

Total Funding

$44.3B

Headquarters

Mountain View, California

Founded

2005

Simplify Jobs

Simplify's Take

What believers are saying

  • 0.6% OpenAI stake from 2016 YC Research yields $5B+ at $852B valuation.
  • Spring 2026 batch funds MochaTrade and Moritz AI law firm swiftly.
  • Series A, Post-A, Growth programs aid alumni raising $20M-$100M.

What critics are saying

  • EU AI Act enforcement August 2026 kills 20-30% AI portfolio companies.
  • Techstars poaches 15-25% applicants with 6% equity remote deals.
  • FTC antitrust probes force 7% SAFE overhaul within 24-36 months.

What makes Y Combinator unique

  • YC invests $500K via $125K post-money SAFE for fixed 7% equity.
  • Four annual three-month batches sort startups into partner-led groups.
  • Alumni network spans Stripe, Airbnb, Coinbase successes since 2005.

Help us improve and share your feedback! Did you find this helpful?

Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

Health Savings Account/Flexible Spending Account

Unlimited Paid Time Off

Paid Holidays

401(k) Retirement Plan

401(k) Company Match

Parental Leave

Fertility Treatment Support

Commuter Benefits

Company News

Portage
May 11th, 2026
Happl raises $11M Series A led by Portage to simplify global employee benefits for multinational employers

Happl, a global employee benefits operating system, has raised $11 million in a Series A round led by Portage Ventures. Y Combinator, 6 Degrees Capital, Haatch and Ventures Together also participated. Founded in 2022 by Ben Towers MBE, Happl provides an AI-powered platform that helps HR and finance teams manage employee benefits eligibility, compliance and administration across over 160 countries. The system replaces fragmented country-by-country processes with unified infrastructure designed for multinational employers. The London-based company, which also operates in New York, serves enterprise clients including Moelis, Kainos and Hootsuite. The funding will support product development and international expansion as demand grows for modernised benefits management infrastructure amongst global organisations.

Daring Fireball
May 8th, 2026
Y Combinator’s Stake in OpenAI

The fact that Paul Graham personally has billions of dollars at stake with OpenAI doesn’t mean that his public opinion on Sam Altman’s trustworthiness and leadership is invalid. But it certainly seems like the sort of thing that ought to be disclosed when quoting Graham as an Altman character reference.

Signature Block
Apr 20th, 2026
Why they invested: Deel

Deel grew from $0 to $500M ARR in 5 years. Here's a breakdown of why VCs invested.

Auctor
Apr 17th, 2026
Auctor's Series A Announcement | Auctor

Today, we're announcing that Auctor has raised $20 million, including a Series A led by Sequoia Capital with participation from M12, Microsoft’s Venture Capital Fund, HubSpot Ventures, Workday Ventures, OneStream, Y Combinator, Tercera, and Dig Ventures.

Local Town Pages
Apr 15th, 2026
HockeyStack raises $50M to launch AI revenue agents for enterprise sales

HockeyStack, an enterprise revenue intelligence platform, has raised over $50 million in new funding from Bessemer Venture Partners, Y Combinator and Uncorrelated Ventures. The San Francisco-based company is launching Revenue Agents, a platform designed to automate sales processes for enterprise teams. Founded in 2023, HockeyStack has grown to over 300 customers in under two years by replacing traditional Salesforce-style data architecture with an event-based system. The new Revenue Agents platform uses proprietary machine learning to extract institutional knowledge from enterprise data, with AI agents assigned to individual deals and accounts to execute decisions and engage sales representatives. The funding will support product development and expansion into prospecting, new business and expansion, with active hiring across engineering, sales, customer success and marketing.