Celonis
Large (~3,800)
Vast AI
Small (~30)
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
Vast AI
Best for: Scrappy generalists who want a front-row seat to the AI compute revolution
Ratings
CelonisVast AI
3.8
5.0
Overall
3.8
3.8
Work-Life Balance
3.9
5.0
Culture & Values
3.8
5.0
Comp & Benefits
3.6
5.0
Senior Mgmt
3.6
5.0
Career Opps
👍 76% Recommend
👤 80% CEO Approval (Bastian Nominacher)
👍 100% Recommend
👤 100% CEO Approval (Jake Cannell)
Culture Values
Celonis only
🌱 Learning & Growth🎯 Direct Product Impact
Vast AI only
⚙️ Engineering-Driven🤝 Flat Hierarchy🧩 Wears Many Hats
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
Vast AI
- Front-row seat to the AI compute revolution — demand for GPU cloud is surging
- Strong compensation and generous equity stakes for a bootstrapped startup
- Processes are still being defined — expect ad hoc workflows
- Intense workload — the team explicitly values high output
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.
Vast AI
Choose Vast AI if you want perfect Glassdoor scores and generous equity at a tiny GPU marketplace — but expect startup chaos.
Open Roles
Celonis — 165 jobs
💻 Engineering
66
💼 Sales / GTM
48
📋 Product
3
📊 Data
2
💰 Finance
1
👤 HR / People
1
📣 Marketing
1
⚙️ Operations
1
🎧 Support
1
Vast AI — 10 jobs
💻 Engineering
6
🧠 ML / AI
2
📊 Data
1
Summary
Celonis scores 3.8/5.0 on Glassdoor with a 3.8 work-life balance rating. Vast AI scores 5.0/5.0 overall with a 3.8 WLB. That’s a 1.2-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. Vast AI also emphasizes Engineering-Driven, Flat Hierarchy, Wears Many Hats.
On the hiring front, Celonis has 165 open roles and Vast AI has 10 open roles.