Contrario is a San Francisco AI recruiting company that pairs specialized human recruiters with AI agents to source, screen, and deliver vetted candidates to startups within days. Founded in 2025 by Stanford dropouts Arya Marwaha and Aditya Sood, it operates as a hybrid between a traditional agency and recruiting software, using AI talent scorecards and graph-based matching while automating scheduling and follow-ups. The company reached roughly $6M in annualized revenue and paid over $1M to recruiters within six months of operating, and raised a $2.3M seed led by Nexus Venture Partners.
Outrove is a San Francisco AI company from Y Combinator's Summer 2025 batch, founded by Egyptian entrepreneurs Saif Elhager and Ahmed ElShireef. It launched as an AI recruiter that sourced candidates and ran lifelike video and voice interviews, then pivoted to Sapien (asksapien.ai) - a platform that builds simulated populations of real people so companies, investors, and governments can test a pricing, product, campaign, or policy decision against how audiences will actually behave before committing to it.
Weekday is a YC-backed (W21) AI recruiting platform that runs automated outbound sourcing campaigns to help technology companies hire software engineers. It pairs a database of 250M+ people across the US and India with AI-written outreach and managed multi-channel follow-ups (email, WhatsApp, phone), delivering interested, pre-vetted candidates ready to interview. Founded in 2021 by Amit Singh, Anubhav Malik and Chetan Dalal, the company started with a crowdsourced referral model and evolved into a full AI sourcing engine.
Jack & Jill is a London-based AI recruitment startup that replaces job boards and resume submissions with two conversational AI agents. Jack works for candidates - getting to know their skills and goals in a 10-minute conversation, scanning millions of jobs daily, and introducing them directly to hiring managers, all for free. Jill works for companies, learning what a team needs and surfacing well-matched people on a success-based fee. Founded in early 2025 by Omnipresent founder Matt Wilson and Kular.ai founder Saaras Mehan, the company raised a $20M seed round led by Creandum in October 2025.
CollegeVine is a Boston-based education technology company that started as a near-peer mentorship service for college applicants and has grown into an AI platform for higher education. Its free consumer tools - a machine-learning Chancing Engine, school list generator, scholarship finder, and a large student Q&A community - reach millions of high school students, while its newer business is a suite of customizable AI agents (AI Recruiter, AI Advisor, AI Ambassador) that colleges deploy across the student lifecycle to cut administrative costs and raise engagement. The stated goal is to level the playing field in admissions and confront the rising cost of higher education.
ModernLoop is a San Mateo, California recruiting operations platform that automates interview scheduling and candidate communication for talent teams. Founded in 2020 by former Slack and Facebook product leaders Lydia Han and Christopher Triolo, it syncs with calendars, Slack, Zoom/Google Meet, and every major ATS to coordinate interviews, balance interviewer load, and run branded candidate portals. In 2025 the company expanded into AI with Taylor AI, an always-on AI recruiter that automates phone screens, FAQs, and zero-click scheduling for high-volume hiring.