Doctolib
Large (~3,500)
Mercor
Small (~200)
Best For
Doctolib
Best for: Engineers motivated by healthcare impact who want to build products improving medical access across Europe at a mission-driven company with a strong French tech identity
Mercor
Best for: Engineers who want to build AI hiring infrastructure at a $10B rocketship with extreme ownership and MIT-founder energy
Ratings
DoctolibMercor
3.7
3.9
Overall
3.7
3.9
Work-Life Balance
3.8
3.6
Culture & Values
3.7
4.0
Comp & Benefits
3.5
3.5
Senior Mgmt
3.5
3.7
Career Opps
👍 74% Recommend
👤 78% CEO Approval (Stanislas Niox-Chateau)
👍 74% Recommend
👤 82% CEO Approval (Brendan Foody)
Culture Values
Doctolib only
💜 Mission-Driven🌱 Learning & Growth🎯 Direct Product Impact
Mercor only
⚙️ Engineering-Driven🤝 Flat Hierarchy💎 Strong Comp & Equity
Shared
🚀 Ship Fast & Iterate
Pros & Cons
Doctolib
- Mission-driven colleagues who genuinely care about improving healthcare access
- Strong growth opportunities with flexible remote policy and decent benefits
- Management can be heavy-handed — uses company principles as weapons against feedback
- French-centric culture makes it harder for non-French speakers to advance
Mercor
- Massive impact at an AI company growing at breakneck speed
- Top-tier compensation with strong equity at $10B valuation
- Intense 9/9/6 work schedule — long hours are the norm
- Work-life balance is a real sacrifice at this stage
Bottom Line
Doctolib
Genuine social mission (digitizing healthcare access for millions) with a fast-shipping culture, but at 3,500 people reviews cite organizational change fatigue and management inconsistency.
Mercor
Choose Mercor if you want outsized impact on AI-era hiring at a tiny, fast-moving team — but the 9/9/6 schedule is real, and work-life balance is genuinely sacrificed for speed.
Open Roles
Doctolib — 241 jobs
💼 Sales / GTM
80
💻 Engineering
45
📣 Marketing
13
👤 HR / People
8
📊 Data
7
📋 Product
7
🧠 ML / AI
5
⚖️ Legal
4
🎨 Design
2
💰 Finance
2
⚙️ Operations
2
🎧 Support
1
Mercor — 49 jobs
💻 Engineering
20
🧠 ML / AI
6
💼 Sales / GTM
5
👤 HR / People
3
📊 Data
2
📣 Marketing
2
📋 Product
2
🎨 Design
1
⚙️ Operations
1
Summary
Doctolib scores 3.7/5.0 on Glassdoor with a 3.7 work-life balance rating. Mercor scores 3.9/5.0 overall with a 3.9 WLB. That’s a 0.2-point gap on overall satisfaction.
Both companies share these culture values: Ship Fast & Iterate. Doctolib also emphasizes Mission-Driven, Learning & Growth, Direct Product Impact. Mercor also emphasizes Engineering-Driven, Flat Hierarchy, Strong Comp & Equity.
On the hiring front, Doctolib has 241 open roles and Mercor has 49 open roles.