Apollo.io

AI-Powered Go-to-Market Platform — Sales Intelligence for 500k+ Companies

The consensus on Apollo.io: Choose Apollo.io if you want best-in-class sales intelligence with competitive comp — but leadership can be hands-on.

2015
Founded
San Francisco
Headquarters
~800
Employees
$1.6B
Valuation
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Culture Overview

What it's really like to work at Apollo.io

Founded in 2015 by Tim Zheng, Ray Li, and Roy Chung out of Y Combinator (W16), Apollo.io has grown into the leading AI-powered go-to-market platform — used by 500,000+ companies including Autodesk and DocuSign. At $150M ARR and growing fast, the culture is high-velocity and product-led. Engineering teams ship rapidly with a TypeScript/React/Node/Rails stack. The company is remote-first with teams across the US, UK, India, Poland, Mexico, and the Philippines. Expect a fast-paced, high-ownership environment where product impact is measured weekly.

Ship Fast Eng-Driven Remote-First Product Impact Learning
Glassdoor Ratings

Apollo.io Glassdoor Ratings & Employee Reviews

4.0
Overall Glassdoor Score
Based on ~260 reviews
Culture & Values 4.0
Compensation & Benefits 4.1
Senior Management 3.6
Career Opportunities 4.1
Work-Life Balance 3.6
Overall Rating 4.0
77% Recommend to a Friend
81% CEO Approval (Matt Curl)
Employee Review Themes

Working at Apollo.io: Pros & Cons

✓ What employees love

  • ✓ Strong product-market fit — best-in-class sales intelligence platform that’s easy to believe in
  • ✓ Competitive compensation with RSUs, performance bonuses, and paid health insurance
  • ✓ Talented, collaborative colleagues across engineering, product, and GTM teams
  • ✓ Rapid career growth in a high-growth environment — $150M ARR and expanding fast
  • ✓ Remote-first flexibility with global team, unlimited PTO, and in-person offsites

✗ What could be better

  • ✗ Some reports of leadership involvement in granular decisions and frequent strategic pivots
  • ✗ Work-life balance challenges under high-growth pressure — extended hours and weekly tracking
  • ✗ Management quality varies across teams — some managers praised, others less experienced
  • ✗ Limited visibility into company-wide strategy for some mid-level contributors
Engineering Culture

How the engineering team works

Tech Stack

TypeScript React Node.js Ruby on Rails Python Elasticsearch

GTM Platform

B2B database of 275M+ contacts across 73M+ companies. AI-powered prospecting, multi-channel engagement, and workflow automation. Apollo AI assistant with 50k+ weekly active users.

Open Source

Maintains public repos including Chewy (Elasticsearch framework), Sidekiq fork, MCP plugin, and API docs. Engineering blog →

Team Structure

~157 engineers across cross-entity search, email tracking, scoring, and mobile teams. Product-led growth combined with sales-led motion. Remote-first across US, India, Poland, and Mexico.

Open Positions

Join the Apollo.io team

... open positions.

Community Sentiment

What the community says about Apollo.io

Mixed Sentiment 3 mentions from Hacker News & Reddit · Updated 2026-04-17
“Location: Houston, TX, USA Remote: Yes Willing to relocate: YesTechnologies / Tools: CRM & Automation: HubSpot, Salesforce, Marketo, Monday.com, Applicant Stream Prospecting & GTM: Clay, Apollo.”
Hacker News nayanikab · 2026-04-06 View thread →
“Everyone in this thread suggesting a “data leak” or “compromise” is totally missing the fact that this is how Apollo works. This is often times overlooked by Apollo customers themselves.”
Hacker News streblo · 2026-04-05 View thread →
“Everyone is building AI capabilities these days and trying to release them super fast. Apollo.io we prioritized Jobs To Be Done and quality vs Hype. So, we are bringing first to the market Apollo GTM AI Assistant that just works.”
Hacker News dmicher · 2025-09-15 View thread →

Sentiment data refreshed daily from public Hacker News and Reddit discussions. See all company profiles →

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