Celonis
Large (~3,800)
Mercor
Small (~200)
Best For
Celonis
Best for: Enterprise software engineers and data scientists who want to work on process mining at scale with solid equity packages and a clear market leader position
Mercor
Best for: Engineers who want to build AI hiring infrastructure at a $10B rocketship with extreme ownership and MIT-founder energy
Ratings
CelonisMercor
3.8
3.9
Overall
3.8
3.9
Work-Life Balance
3.9
3.6
Culture & Values
3.8
4.0
Comp & Benefits
3.6
3.5
Senior Mgmt
3.6
3.7
Career Opps
👍 76% Recommend
👤 80% CEO Approval (Bastian Nominacher)
👍 74% Recommend
👤 82% CEO Approval (Brendan Foody)
Culture Values
Celonis only
🌱 Learning & Growth🎯 Direct Product Impact
Mercor only
⚙️ Engineering-Driven🤝 Flat Hierarchy
Shared
💎 Strong Comp & Equity🚀 Ship Fast & Iterate
Pros & Cons
Celonis
- Strong learning and development opportunities with excellent internal mobility
- Great team culture with supportive colleagues and mentorship from leadership
- Below-market compensation compared to other tech companies of similar size
- Frequent organizational changes and restructuring with poor communication from leadership
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
Celonis
Process mining market leader with decent equity and a learning culture, but at 3,800+ people expect real corporate layers — best for those who want large-enterprise scale over startup agility.
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
Celonis — 175 jobs
💻 Engineering
68
💼 Sales / GTM
39
📋 Product
5
📊 Data
3
🎧 Support
3
💰 Finance
2
🧠 ML / AI
2
📣 Marketing
1
⚙️ Operations
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
Celonis scores 3.8/5.0 on Glassdoor with a 3.8 work-life balance rating. Mercor scores 3.9/5.0 overall with a 3.9 WLB. That’s a 0.1-point gap on overall satisfaction.
Both companies share these culture values: Strong Comp & Equity, Ship Fast & Iterate. Celonis also emphasizes Learning & Growth, Direct Product Impact. Mercor also emphasizes Engineering-Driven, Flat Hierarchy.
On the hiring front, Celonis has 175 open roles and Mercor has 49 open roles.