Mercury
Large (~1,300)
Notion
Mid (~800)
Best For
Mercury
Best for: Engineers who want product ownership and fast growth building startup banking infrastructure
Notion
Best for: Product-obsessed engineers who care deeply about craft and want to build tools that millions use daily
Ratings
MercuryNotion
4.3
4.4
Overall
3.8
4.2
Work-Life Balance
3.9
4.5
Culture & Values
4.0
4.4
Comp & Benefits
3.8
4.2
Senior Mgmt
3.9
4.2
Career Opps
👍 79% Recommend
👤 85% CEO Approval (Immad Akhund)
👍 88% Recommend
👤 92% CEO Approval (Ivan Zhao)
Culture Values
Mercury only
🚀 Ship Fast & Iterate🧩 Wears Many Hats
Notion only
🪟 Transparent🌈 Diverse & Inclusive
Shared
🎯 Direct Product Impact⚙️ Engineering-Driven🌱 Learning & Growth💎 Strong Comp & Equity
Pros & Cons
Mercury
- Strong talent density with smart, motivated teammates and genuine autonomy and ownership
- Great Place to Work certified — product-first mindset with meaningful scope for every engineer
- Still figuring out how to scale processes — expect some ambiguity and shifting priorities
- Work-life balance rated 3.8/5 — periods of higher intensity during rapid growth phases
Notion
- Incredible product culture — everyone uses Notion daily and cares deeply
- Transparent leadership with accessible founders and high trust
- Fast pace can lead to burnout, especially during product pushes
- Hybrid required (3 days in-office) — not truly remote-friendly
Bottom Line
Mercury
Choose Mercury if you want product ownership, fast growth, and to build banking infrastructure for startups — but expect growing pains and occasionally intense workloads.
Notion
Strong product culture with a beloved CEO (96% approval) and genuine design sensibility — but hybrid-required and the pace can burn people out during product pushes.
Open Roles
Mercury — 70 jobs
💻 Engineering
15
💼 Sales / GTM
13
👤 HR / People
4
📋 Product
4
🎨 Design
3
⚖️ Legal
3
⚙️ Operations
3
📊 Data
2
💰 Finance
2
📣 Marketing
2
🧠 ML / AI
1
🎧 Support
1
Notion — 142 jobs
💼 Sales / GTM
70
💻 Engineering
18
📣 Marketing
9
📊 Data
5
👤 HR / People
4
⚙️ Operations
4
📋 Product
4
🎧 Support
4
💰 Finance
3
🎨 Design
2
⚖️ Legal
1
Summary
Mercury scores 4.3/5.0 on Glassdoor with a 3.8 work-life balance rating. Notion scores 4.4/5.0 overall with a 4.2 WLB. That’s a 0.1-point gap on overall satisfaction.
Both companies share these culture values: Direct Product Impact, Engineering-Driven, Learning & Growth, Strong Comp & Equity. Mercury also emphasizes Ship Fast & Iterate, Wears Many Hats. Notion also emphasizes Transparent, Diverse & Inclusive.
On the hiring front, Mercury has 70 open roles and Notion has 142 open roles.