Ethereum ERC20 basic features creation by Java


This project is for creating a basic ERC20 token related code by Java.

Please use [url removed, login to view]


1) Get balance of ERC20 token for a wallet address.

2) transfer some value of ERC20 token from a wallet address to another wallet address.

3) Switch test and production environments. use [url removed, login to view] for the RPC server.

4) Throw exceptions for errors. Secure code for production use.

Please create functions for 1) ,2) , 3), 4) with sample code to confirm its working.

Please implement by Java.

Escrow payments will be divided into 50%+50%.

The initial 50% will be released when/soon after you deliver the source code.

Another 50% will be released after checked everything is ok within 3 days.


Skills: Java, Software Architecture

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About the Employer:
( 0 reviews ) yokote-shi, Japan

Project ID: #16347463

1 freelancer is bidding on average $450 for this job


Hello there, I am a multi-blockchain/-cryptocurrency developer with Ardor/Ignis/Nxt, Bitcoin Core (bitcoind, bitcoin-cli), Ethereum, and Stellar. With Ethereum I am mainly a Solidity/ERC20 smart contracts and web3j DAp More

$450 USD in 10 days
(1 Review)