A multi-feature VISA credit card platform
Bigbank is an Estonian-owned commercial bank that has evolved from a specialized consumer credit institution into a full-service digital bank.
- AI
- Backend
- Java
- Self-Service
Challenge
Bigbank wanted to develop and launch a multi-featured VISA credit card platform with financial integrations and real-time functionality.
Solution
- Software development + API integrations. Built the credit card platform with the integrations needed to operate it day-to-day, including real-time financial functionality.
- Feature implementation. Delivered the product feature set Bigbank needed to bring the card to market.

Result
- A secure, efficient credit card platform in production.
- Real-time functionality across the card’s core operations.
Key takeaway
When the goal is shipping a regulated banking product, the value is in the integrations and the real-time plumbing — not in the marketing tagline.