Nanjcoin
https://nanjcoin.com/
INDUSTRY
Blockchain
SERVICE
Mobile App Development
LOCATION
Japan
TECHNICAL STACK
Blockchain, NodeJS, Web3, Ethereum, AWS
Main Problem
Client requires a solution which one offers to user exceptional user experience in Ethereum Blockchain. User will not pay ETH for transaction gas. They only pay with NANJCOIN. This is such popular in Ethereum where user want to transfer ERC20 token they have to pay a bit ETH for transaction fee. This means that if user doesn't have any ETH in their wallet, they won't able to send ERC20 tokens​
Solution
We offered meta transaction solution. We developed a SDK and back-end API's to achieve client's expectation. Our team was designed and developed smart contract to make the platforms to be trustless. It also includes advanced security solutions for cyber security attacks prevention
Key result
We have thousand of installs within the first week. The app was reaching up to 30,000 users in NANJCOIN community. It was the first app in the world with ERC20 Payment without ETH transaction fee