Brex
Large (~1,600)
Synthesia
Mid (~660)
Best For
Brex
Best for: Engineers who want to build AI-powered fintech at massive scale with smart colleagues
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
BrexSynthesia
4.0
4.4
Overall
3.9
4.2
Work-Life Balance
3.8
4.5
Culture & Values
4.0
4.4
Comp & Benefits
3.5
4.2
Senior Mgmt
3.6
4.2
Career Opps
👍 77% Recommend
👤 71% CEO Approval (Pedro Franceschi)
👍 88% Recommend
👤 92% CEO Approval (Victor Riparbelli)
Culture Values
Brex only
🪟 Transparent
Synthesia only
🤝 Flat Hierarchy🧩 Wears Many Hats
Shared
🚀 Ship Fast & Iterate⚙️ Engineering-Driven🎯 Direct Product Impact🌱 Learning & Growth
Pros & Cons
Brex
- Innovation-driven culture with incredibly smart, passionate, and supportive colleagues
- Strong benefits and time off actively encouraged with flexible scheduling
- Culture of overworking — many departments understaffed relative to workload expectations
- Multiple rounds of layoffs in recent years have created uncertainty and morale challenges
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
Brex
Choose Brex if you want to build AI-powered fintech at massive scale with smart colleagues — but expect intense workloads and some organizational instability from recent layoffs.
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
Brex — 235 jobs
💼 Sales / GTM
72
💻 Engineering
49
📋 Product
18
🎨 Design
15
📣 Marketing
14
👤 HR / People
13
📊 Data
10
⚖️ Legal
6
💰 Finance
3
⚙️ Operations
3
🎧 Support
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
Brex scores 4.0/5.0 on Glassdoor with a 3.9 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: Ship Fast & Iterate, Engineering-Driven, Direct Product Impact, Learning & Growth. Brex also emphasizes Transparent. Synthesia also emphasizes Flat Hierarchy, Wears Many Hats.
On the hiring front, Brex has 235 open roles and Synthesia has 76 open roles.