HackerRank helps companies develop the strongest tech teams around. HackerRank helps candidates sharpen their tech skills and pursue job opportunities.

The Okta Identity Cloud provides secure identity management with Single Sign-On, Multi-factor Authentication, Lifecycle Management (Provisioning), and more.

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.

Remote eliminates barriers to international hiring so great companies can work with great people, no matter where those people are.

Merge is a single API to add hundreds of integrations to your product. With Merge’s Unified API, developers access a standardized data model to pull and post data between their own platforms and the platforms that Merge offers connections with, in categories like HR & Payroll, ATS, Accounting, CRM, Ticketing, Marketing Automation, File Storage, and more. Merge manages these integrations end-to-end and provides tools that give full visibility and control over your integrations, which saves you countless hours of maintenance and support. The Merge dashboard allows developers to control data syncs, configure webhooks, troubleshoot and resolve customer issues like expired API keys, and more, without the use of engineering resources. By offering integrations at scale, Merge customers like Drata, Ramp, Calendly, and Gong close deals faster, reduce customer churn, and save engineering costs spent on building and maintaining integrations.

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 Unlike outdated, disconnected systems, Lattice removes tradeoffs between best-in-class people programs and operational efficiency.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.

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.

Unified.to helps software teams ship API integrations fast at any scale. We've grown to 20 unified API categories, 280+ integrations, and 1200+ distinct data objects.

iMocha is a leader in skills assessment and skills intelligence, empowering organizations to adopt a skills-first approach to workforce development.

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.

Rippling gives businesses one place to run HR, IT, and Finance. It brings together all of the workforce systems that are normally scattered across a company, like payroll, expenses, benefits, and computers. For the first time ever, you can manage and automate every part of the employee lifecycle in a single system.

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.