Mercury
Large (~1,300)
Vercel
Mid (~600)
Best For
Mercury
Best for: Engineers who want product ownership and fast growth building startup banking infrastructure
Vercel
Best for: Frontend engineers who want to shape the future of web infrastructure
Ratings
MercuryVercel
4.3
3.9
Overall
3.8
3.4
Work-Life Balance
3.9
3.8
Culture & Values
4.0
4.0
Comp & Benefits
3.8
3.5
Senior Mgmt
3.9
3.5
Career Opps
👍 79% Recommend
👤 85% CEO Approval (Immad Akhund)
👍 72% Recommend
👤 78% CEO Approval (Guillermo Rauch)
Culture Values
Mercury only
🌱 Learning & Growth💎 Strong Comp & Equity🧩 Wears Many Hats
Vercel only
🔓 Open Source
Shared
🎯 Direct Product Impact⚙️ Engineering-Driven🚀 Ship Fast & Iterate
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
Vercel
- Building the future of web infrastructure — Next.js, Turbopack, edge runtime
- Strong open-source culture — Next.js, Turbopack, and SWC used by millions
- High expectations and fast pace can lead to burnout
- Leadership sets very high standards — the pace isn't for everyone
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.
Vercel
Choose Vercel if you want to build Next.js and edge runtime — but the pace is relentless and standards are sky-high.
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
Vercel — 78 jobs
💻 Engineering
32
💼 Sales / GTM
17
💰 Finance
4
⚖️ Legal
3
🎧 Support
3
📣 Marketing
2
🎨 Design
1
👤 HR / People
1
⚙️ Operations
1
📋 Product
1
Summary
Mercury scores 4.3/5.0 on Glassdoor with a 3.8 work-life balance rating. Vercel scores 3.9/5.0 overall with a 3.4 WLB. That’s a 0.4-point gap on overall satisfaction.
Both companies share these culture values: Direct Product Impact, Engineering-Driven, Ship Fast & Iterate. Mercury also emphasizes Learning & Growth, Strong Comp & Equity, Wears Many Hats. Vercel also emphasizes Open Source.
On the hiring front, Mercury has 70 open roles and Vercel has 78 open roles.