Cerebras Systems
Large (~700)
Cognition
Medium (~300)
Best For
Cerebras Systems
Best for: Hardware and systems engineers who want to build the world's fastest AI chip at a newly public company
Cognition
Best for: Elite engineers who want to build frontier AI coding agents and own a meaningful equity stake
Ratings
Cerebras SystemsCognition
4.0
3.8
Overall
3.8
3.2
Work-Life Balance
4.1
3.9
Culture & Values
4.0
3.8
Comp & Benefits
3.8
3.6
Senior Mgmt
3.8
3.6
Career Opps
👍 80% Recommend
👤 84% CEO Approval (Andrew Feldman)
👍 76% Recommend
👤 80% CEO Approval (Scott Wu)
Culture Values
Cerebras Systems only
🌱 Learning & Growth
Cognition only
🚀 Ship Fast & Iterate💎 Strong Comp & Equity
Shared
⚙️ Engineering-Driven🎯 Direct Product Impact
Pros & Cons
Cerebras Systems
- Collaborative culture with strong mentorship
- Autonomy in small self-managed teams
- Top-down decisions with aggressive timelines
- Recent layoffs and workload concerns
Cognition
- Elite engineering team with strong equity
- Cutting-edge AI agent work
- High-intensity startup pace
- In-person SF expectations
Bottom Line
Cerebras Systems
Choose Cerebras if you want to work on wafer-scale AI chips with collaborative mentorship and autonomy — but expect aggressive timelines driven from the top and recent organizational instability post-IPO.
Cognition
Choose Cognition if you want world-class AI agent research (makers of Devin) with strong equity upside — but expect top-tier intensity and mandatory in-person in San Francisco.
Open Roles
Cerebras Systems — 93 jobs
💻 Engineering
58
🧠 ML / AI
10
💰 Finance
5
📋 Product
5
📣 Marketing
2
⚙️ Operations
2
🎨 Design
1
⚖️ Legal
1
Cognition — 62 jobs
💻 Engineering
21
💼 Sales / GTM
10
📊 Data
3
⚖️ Legal
2
⚙️ Operations
2
💰 Finance
1
👤 HR / People
1
📣 Marketing
1
🧠 ML / AI
1
Summary
Cerebras Systems scores 4.0/5.0 on Glassdoor with a 3.8 work-life balance rating. Cognition scores 3.8/5.0 overall with a 3.2 WLB. That’s a 0.2-point gap on overall satisfaction.
Both companies share these culture values: Engineering-Driven, Direct Product Impact. Cerebras Systems also emphasizes Learning & Growth. Cognition also emphasizes Ship Fast & Iterate, Strong Comp & Equity.
On the hiring front, Cerebras Systems has 93 open roles and Cognition has 62 open roles.