EV C2B Marketplace - Cardino

Valentin Mercier

Bubble Developer
Low-Code/No-Code
Web Developer
Bubble
N8N
PostgreSQL
Cardino
Cardino is a C2B marketplace dedicated to electric vehicles. I joined the team as the first developer.
My Role:
• Created solid processes for a large team (4 developers, 6+ product managers, 2 automation specialists).
• Achieved high performance using best low-code practices (from 0 to 15.000+ active users).
• Implemented complex API integrations (REST, SOAP, Websocket) with over 12 integrations.
• Built and managed a complex auction algorithm and transaction system (from 0 to $10M volume per month).
• Improved app performance, boosting the Lighthouse score from 42 to 78.
Tech Stack:
Bubble.io, n8n, Make, Airtable, PostgreSQL.
Cardino in Numbers:
• 45 employees
• 6 countries
• 15,000+ users
• €4M raised in seed funding
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