Apollo.io

Company Name: Apollo.io

Headquarters: San Francisco, California, United States (Remote-First)

Founded In: 2015

Company Type: Private, VC-Backed Startup

Company Size: 501–1,000 employees (700+ employees globally)

Official Email: Not publicly listed

Official Website: https://apollo.io

Official Phone: Not publicly listed

Industry: Sales Intelligence, SaaS, Go-to-Market (GTM) Software

Company Categories: Sales Intelligence, Revenue Intelligence, B2B SaaS, AI Sales Engagement

Remote Policy: Remote-First

About Company:

Apollo.io is a leading AI-powered sales intelligence and engagement platform that helps businesses discover prospects, manage outreach, and accelerate revenue growth from a single workspace. Founded in 2015, the company serves more than 40,000 paying customers and millions of sales professionals worldwide. Apollo's remote-first culture, rapid product innovation, and global team make it an attractive employer for professionals seeking impactful careers in SaaS, AI, engineering, product, and go-to-market operations.

Tech Stack: Python, JavaScript, TypeScript, React, Node.js, PostgreSQL, AWS, Docker, Kubernetes, AI, Machine Learning, Elasticsearch, GitHub, GraphQL, REST APIs