MongoDB
Large (~5,500)
Synthesia
Mid (~660)
Best For
MongoDB
Best for: Professionals interested in MongoDB
Synthesia
Best for: Engineers who want to build cutting-edge generative AI video at a fast-scaling London unicorn with a genuinely low-ego culture
Ratings
MongoDBSynthesia
4.0
4.4
Overall
3.8
4.2
Work-Life Balance
4.1
4.5
Culture & Values
4.0
4.4
Comp & Benefits
3.8
4.2
Senior Mgmt
3.8
4.2
Career Opps
👍 80% Recommend
👤 84% CEO Approval (CEO)
👍 88% Recommend
👤 92% CEO Approval (Victor Riparbelli)
Culture Values
MongoDB only
🔓 Open Source💎 Strong Comp & Equity
Synthesia only
🚀 Ship Fast & Iterate🤝 Flat Hierarchy🧩 Wears Many Hats
Shared
⚙️ Engineering-Driven🌱 Learning & Growth🎯 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
Synthesia
- Low-ego supportive culture with genuine trust and ownership
- Fast-paced growth with real opportunity to develop and lead
- R&D and Product teams feel intense pressure and WLB suffers
- Promotions rare internally — new roles favor external hires
Bottom Line
MongoDB
MongoDB — check Glassdoor for detailed reviews.
Synthesia
High-growth AI company with strong culture ratings and real employee trust, though R&D teams feel the pace and promotions skew toward external hires.
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
Synthesia — 76 jobs
💼 Sales / GTM
24
💻 Engineering
11
🎨 Design
6
🧠 ML / AI
6
📣 Marketing
4
📊 Data
3
👤 HR / People
3
📋 Product
2
🎧 Support
2
⚙️ Operations
1
Summary
MongoDB scores 4.0/5.0 on Glassdoor with a 3.8 work-life balance rating. Synthesia scores 4.4/5.0 overall with a 4.2 WLB. That’s a 0.4-point gap on overall satisfaction.
Both companies share these culture values: Engineering-Driven, Learning & Growth, Direct Product Impact. MongoDB also emphasizes Open Source, Strong Comp & Equity. Synthesia also emphasizes Ship Fast & Iterate, Flat Hierarchy, Wears Many Hats.
On the hiring front, MongoDB has 428 open roles and Synthesia has 76 open roles.