Apollo.io
Large (~800)
Lambda
Mid (~500)
Best For
Apollo.io
Best for: Product builders who want strong PMF and competitive comp at a sales-tech leader
Lambda
Best for: Professionals interested in Lambda
Ratings
Apollo.ioLambda
4.0
3.6
Overall
3.6
3.7
Work-Life Balance
4.0
3.7
Culture & Values
4.1
3.6
Comp & Benefits
3.6
3.4
Senior Mgmt
4.1
3.4
Career Opps
👍 77% Recommend
👤 81% CEO Approval (Matt Curl)
👍 72% Recommend
👤 76% CEO Approval (CEO)
Culture Values
Apollo.io only
🌐 Remote-Friendly🌱 Learning & Growth
Lambda only
💎 Strong Comp & Equity
Shared
🚀 Ship Fast & Iterate⚙️ Engineering-Driven🎯 Direct Product Impact
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
Lambda
- Building the GPU cloud that powers the world’s top AI labs — genuinely impactful infrastructure
- Smart engineering team with strong technical culture and good WLB on most teams
- Management style described as top-down; strategy clarity could be better
- Internal politics and coordination overhead slow things down for some teams
Bottom Line
Apollo.io
Choose Apollo.io if you want best-in-class sales intelligence with competitive comp — but leadership can be hands-on.
Lambda
Lambda — check Glassdoor for detailed reviews.
Open Roles
Apollo.io — 45 jobs
💼 Sales / GTM
16
💻 Engineering
9
📣 Marketing
4
👤 HR / People
3
📋 Product
3
📊 Data
1
🎨 Design
1
💰 Finance
1
⚖️ Legal
1
🎧 Support
1
Lambda — 32 jobs
💻 Engineering
14
💰 Finance
6
📋 Product
4
👤 HR / People
2
⚖️ Legal
1
Summary
Apollo.io scores 4.0/5.0 on Glassdoor with a 3.6 work-life balance rating. Lambda scores 3.6/5.0 overall with a 3.7 WLB. That’s a 0.4-point gap on overall satisfaction.
Both companies share these culture values: Ship Fast & Iterate, Engineering-Driven, Direct Product Impact. Apollo.io also emphasizes Remote-Friendly, Learning & Growth. Lambda also emphasizes Strong Comp & Equity.
On the hiring front, Apollo.io has 45 open roles and Lambda has 32 open roles.