Exchangers Development Services

Online exchanger

we offer

A fast and well-tested engine for exchanging cryptocurrency for fiat money.

Options:

Website
(centralized)
Website
(decentralized, analogous
to localbitcoins)
Telegram exchange

Main product features

  • Purchase of cryptocurrencies
  • Affiliate program
  • System of freezing funds (hold)
  • Sale of cryptocurrencies
  • Loyalty program
  • 2FA
  • Creation of cryptocurrency wallets
  • System of backups
  • Backoffice with settings
  • Exchange of fiat funds for cryptocurrency
  • System for creating temporary wallets
  • Integration with payment systems

Product development

The product is being developed using
Java 11 using the necessary applications:

Maven
Using for building a project
Bouncycastle
Type of library to use cryptographic tools
JSON (org.json)
Using for generating json objects
Progresbar (me.tongfei)
Using for ease of development.

For external components

Depending on the customer's requirements, the following technologies and approaches are used:

A database where information
about wallets is stored

Postgress
Mongo
MySQL

Code testing and authorization

Junit
Spring-mock
Springframework
.security

Interaction with external modules

JavaBitcoindRpcClient
- BTC node

Web3j
- ERC-20 node