We work intensively with the companies for three months to get them into the best possible shape and refine their pitch to investors. Each cycle culminates in Demo Day, when the startups present their companies to a carefully selected, invite-only audience. But YC doesn’t end on Demo Day. We and the YC alumni network continue to help founders for the life of their company, and beyond.

We partner with exceptional teams to help great people hire great people.

Wellfound is the leading hiring platform for startups and tech companies. It provides tools for companies to source, evaluate, and manage applicants. wellfound:ai is a suite of AI recruiting tools that integrates with Gem to automate the busy work of finding talent, so you can focus on turning great candidates into great hires.

Meet the future of background checks. Certn is the screening platform built for the dynamic needs of business. With the world’s easiest background checks, you can modernize your workflows and reduce

Happydance builds high-performance careers websites that turn candidate experience into competitive advantage. Our SaaS platform helps mid-market and enterprise companies attract top talent, showcase their employer brand, and convert interest into hires, seamlessly and at scale.

A better way to manage background checks. Screen one candidate or thousands with fast, accurate background checks from Checkr.

Noon is an autonomous AI recruiting platform that can source, engage, screen, and interview candidates on behalf of recruiting teams. Over 1,000 recruiting teams use Noon to automate the most time consuming parts of hiring while keeping recruiters in control. Teams at companies like Handshake, Mercor, and Grammarly use Noon’s AI agents to identify qualified candidates, run personalized outreach, review inbound applicants, and conduct candidate interviews.

With CoderPad you can assess real skills, reduce time-to-hire, and build high-performing teams with coding tests and interviews that reflect real engineering work saving companies an average of $30,000 per hire. CoderPad Screen: Screen smarter, hire faster. CoderPad Screen gives you reliable coding assessments built around real-world engineering tasks—quickly identify top talent, streamline your pipeline, and reduce costly mishires. CoderPad Interview: Interviews built for real engineering work. CoderPad Interview enables your team to conduct real-time, collaborative coding sessions—clearly assess how candidates code, communicate, and solve realistic problems, ensuring confident hiring decisions.

Lattice is best all-in-one people platform, giving HR teams everything they need for HR, Talent, and AI—together in one place.The platform seamlessly integrates a modern HRIS with performance management, engagement insights, AI-driven analytics, payroll, and career development tools, giving HR teams everything they need to build high-performing teams and make data-driven decisions that drive business results. Unlike outdated, disconnected systems, Lattice removes tradeoffs between best-in-class people programs and operational efficiency. Because HR teams shouldn't have to choose between strategic impact and a system that just works. With offices in North America and the UK, Lattice serves more than 5,000 customers worldwide, including Gusto, Brilliant Earth, Intercom, Webflow, Calm, NPR, Tide, and more. The company has ranked on the Inc. 5000 list of the fastest-growing private companies for four consecutive years and is rated as a Great Place to Work by 99 percent of its employees.

Talent Llama customers hire 25% faster by rethinking how they screen applications. Instead of relying on resumes, they use our AI to interview everyone — automatically. It’s a dynamic, two-way voice conversation that uncovers real skills without eating up recruiter time. The result? Better hires, faster decisions, thousands a month in savings.

Metaview is the Agentic Recruiting Platform with AI agents that handle sourcing, application review, notes, reporting, and all the admin recruiters hate. Every agent shares a single layer of context about your org and how you hire. They work autonomously, but never without human oversight. Your team sets the bar; the agents do the work. The result: radically efficient hiring end to end, with humans free to focus on what only humans should decide. 5,000+ world-class companies including Brex, ElevenLabs, Affirm, Airtable, and Replit build their teams with Metaview. Our suite of connected agents include: • AI Sourcing: The first truly autonomous AI sourcing agent that acts as a proactive, collaborative, context-aware teammate to find you perfect-fit candidates. • AI Notetaker: Perfect recruiting notes, totally configurable to your hiring workflow, and grounded in the context of the hire you're making. • AI Reports: A fully customizable reporting engine that lets you slice, track, and optimize your entire hiring process. • AI Job Posts: AI-powered checks and suggestions for compliant, consistent job posts.

Whether you want to level up your skills or build a great team, CodeSignal’s skills assessments and AI-powered learning tools get you where you need to go.