MongoDB
Large (~5,500)
OpenAI
Large (~3,500)
Best For
MongoDB
Best for: Professionals interested in MongoDB
OpenAI
Best for: Engineers who want to build frontier AI models at the company defining the industry, with elite compensation
Ratings
MongoDBOpenAI
4.0
4.5
Overall
3.8
3.6
Work-Life Balance
4.1
4.6
Culture & Values
4.0
4.5
Comp & Benefits
3.8
4.3
Senior Mgmt
3.8
4.3
Career Opps
👍 80% Recommend
👤 84% CEO Approval (CEO)
👍 90% Recommend
👤 95% CEO Approval (Sam Altman)
Culture Values
MongoDB only
🔓 Open Source
OpenAI only
🚀 Ship Fast & Iterate
Shared
⚙️ Engineering-Driven🌱 Learning & Growth💎 Strong Comp & Equity🎯 Direct Product Impact
Pros & Cons
MongoDB
- World-class enablement — best training programs many employees have encountered
- Competitive pay with strong equity, especially for senior roles
- No 401k match and culture has gotten more political at scale
- Work-life balance is team-dependent — some teams have long hours expectations
OpenAI
- Cutting-edge frontier AI research with world-class colleagues
- Elite compensation — top-tier TC and equity packages
- High-intensity environment — long hours and intense pace are the norm
- Internal politics and rapid org changes as the company scales
Bottom Line
MongoDB
MongoDB — check Glassdoor for detailed reviews.
OpenAI
High-intensity, mission-driven culture with world-class colleagues and top-tier comp — but expect long hours, rapid org changes, and internal politics as the company scales.
Open Roles
MongoDB — 428 jobs
💼 Sales / GTM
171
💻 Engineering
133
📋 Product
32
📣 Marketing
14
⚙️ Operations
9
👤 HR / People
8
💰 Finance
6
🧠 ML / AI
4
📊 Data
2
OpenAI — 655 jobs
💻 Engineering
317
💼 Sales / GTM
57
📋 Product
30
📊 Data
28
🧠 ML / AI
28
📣 Marketing
24
⚙️ Operations
17
⚖️ Legal
13
🎨 Design
10
👤 HR / People
9
💰 Finance
7
🎧 Support
4
Summary
MongoDB scores 4.0/5.0 on Glassdoor with a 3.8 work-life balance rating. OpenAI scores 4.5/5.0 overall with a 3.6 WLB. That’s a 0.5-point gap on overall satisfaction.
Both companies share these culture values: Engineering-Driven, Learning & Growth, Strong Comp & Equity, Direct Product Impact. MongoDB also emphasizes Open Source. OpenAI also emphasizes Ship Fast & Iterate.
On the hiring front, MongoDB has 428 open roles and OpenAI has 655 open roles.