100к
Users
Crypto Exchanger Development
The client requested the creation of a crypto exchanger—a platform for fast and secure cryptocurrency exchanges between users and external liquidity providers. Key requirements: minimal transaction processing time, reliable blockchain and price aggregator integrations, user-friendly interface, and a commission system.
Stack
Ruby
Node.js
Rust
PostgreSQL
Kafka
gRPC
What We Did
- Implemented real-time rate calculation considering commissions, spreads, and external market fluctuations.
- Integrated native support for popular blockchains (BTC, ETH, LTC, USDT).
- Ensured encryption, protection against duplicate transactions, address verification, and log storage
Result
The platform operates stably, provides fast exchanges with minimal delays, and scales flexibly with user growth.
Technologies
Backend
Frontend
Blockchain Integrations
Security
Monitoring and Logs
Infrastructure
Client Feedback
«The team proposed the architecture and covered all security risks. This was not just a contractor—it was a full-fledged technical partner.»
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