Apollo.io
Large (~800)
Fireworks AI
Small (~100)
Best For
Apollo.io
Best for: Product builders who want strong PMF and competitive comp at a sales-tech leader
Fireworks AI
Best for: Engineers who want to work with ex-Meta AI infrastructure engineers on LLM inference
Ratings
Apollo.ioFireworks AI
4.0
4.2
Overall
3.6
3.3
Work-Life Balance
4.0
4.3
Culture & Values
4.1
4.2
Comp & Benefits
3.6
4.2
Senior Mgmt
4.1
4.0
Career Opps
👍 77% Recommend
👤 81% CEO Approval (Matt Curl)
Culture Values
Apollo.io only
🌐 Remote-Friendly🎯 Direct Product Impact
Fireworks AI only
🧩 Wears Many Hats🎧 Deep Work / Low Meetings
Shared
🚀 Ship Fast & Iterate⚙️ Engineering-Driven🌱 Learning & Growth
Pros & Cons
Apollo.io
- Strong product-market fit — best-in-class sales intelligence platform
- Competitive compensation with RSUs, performance bonuses, and paid health insurance
- Some reports of leadership involvement in granular decisions and frequent pivots
- Work-life balance challenges under high-growth pressure
Fireworks AI
- World-class team of ex-Meta AI infrastructure engineers — technically very strong peers
- Working on LLM inference optimization which is one of the hottest areas in AI infrastructure
- Early-stage startup intensity with long hours expected and high performance bar
- Small team and rapidly evolving product means less structure, process, and career laddering
Bottom Line
Apollo.io
Choose Apollo.io if you want best-in-class sales intelligence with competitive comp — but leadership can be hands-on.
Fireworks AI
Choose Fireworks AI if you want to work with ex-Meta AI infrastructure engineers on cutting-edge LLM inference — but expect early-stage startup intensity and limited structure.
Open Roles
Apollo.io — 50 jobs
💼 Sales / GTM
18
💻 Engineering
12
📋 Product
5
👤 HR / People
2
📣 Marketing
2
📊 Data
1
🎨 Design
1
💰 Finance
1
⚖️ Legal
1
⚙️ Operations
1
🎧 Support
1
Fireworks AI — 28 jobs
💻 Engineering
9
💼 Sales / GTM
4
⚙️ Operations
2
👤 HR / People
1
⚖️ Legal
1
📣 Marketing
1
🧠 ML / AI
1
📋 Product
1
Summary
Apollo.io scores 4.0/5.0 on Glassdoor with a 3.6 work-life balance rating. Fireworks AI scores 4.2/5.0 overall with a 3.3 WLB. That’s a 0.2-point gap on overall satisfaction.
Both companies share these culture values: Ship Fast & Iterate, Engineering-Driven, Learning & Growth. Apollo.io also emphasizes Remote-Friendly, Direct Product Impact. Fireworks AI also emphasizes Wears Many Hats, Deep Work / Low Meetings.
On the hiring front, Apollo.io has 50 open roles and Fireworks AI has 28 open roles.