Brex
Large (~1,600)
Sierra
Large (~500)
Best For
Brex
Best for: Engineers who want to build AI-powered fintech at massive scale with smart colleagues
Sierra
Best for: Builders who want to work with proven Salesforce and Google leadership on enterprise AI agents
Ratings
BrexSierra
4.0
4.0
Overall
3.9
3.5
Work-Life Balance
3.8
4.1
Culture & Values
4.0
4.0
Comp & Benefits
3.5
3.8
Senior Mgmt
3.6
3.8
Career Opps
👍 77% Recommend
👤 71% CEO Approval (Pedro Franceschi)
👍 80% Recommend
👤 84% CEO Approval (Bret Taylor)
Culture Values
Brex only
🎯 Direct Product Impact🪟 Transparent
Sierra only
💎 Strong Comp & Equity
Shared
🚀 Ship Fast & Iterate⚙️ Engineering-Driven🌱 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
Sierra
- Elite founders with proven track records
- Strong equity at $10B valuation
- In-person-first culture
- Competitive intensity may not suit everyone
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.
Sierra
Choose Sierra if you want elite founders (Bret Taylor, Clay Bavor) and strong equity at a $10B enterprise AI company — but it's in-person-first and the competitive intensity won't suit everyone.
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
Sierra — 134 jobs
💻 Engineering
42
💼 Sales / GTM
27
📋 Product
15
👤 HR / People
7
🎨 Design
5
⚖️ Legal
5
📣 Marketing
5
⚙️ Operations
5
📊 Data
2
💰 Finance
1
Summary
Brex scores 4.0/5.0 on Glassdoor with a 3.9 work-life balance rating. Sierra scores 4.0/5.0 overall with a 3.5 WLB. They’re tied on overall satisfaction.
Both companies share these culture values: Ship Fast & Iterate, Engineering-Driven, Learning & Growth. Brex also emphasizes Direct Product Impact, Transparent. Sierra also emphasizes Strong Comp & Equity.
On the hiring front, Brex has 235 open roles and Sierra has 134 open roles.