# Part 4: Beyond The Code and What I've Learned - Ethereum Payment

DevFeed: [Part 4: Beyond The Code and What I've Learned - Ethereum Payment](<https://devfeed.tech/articles/part-4-beyond-the-code-and-what-i-ve-learned-ethereum-payment-38733.md>)

Original publisher: [Read original article](<https://codecapsule.com/2022/11/29/ethereum-payment-part-4-beyond-the-code-and-learnings/>)

Author: Emmanuel Goossaert

Published: 2022-11-29T19:18:30Z

Content type: tutorial

Language: en

Sources: [Code Capsule](<https://devfeed.tech/sources/code-capsule.md>)

Topics: [Ethereum](<https://devfeed.tech/topics/ethereum.md>), [Blockchain](<https://devfeed.tech/topics/blockchain.md>), [Code](<https://devfeed.tech/topics/code.md>), [Back end](<https://devfeed.tech/topics/backend.md>), [Front end](<https://devfeed.tech/topics/frontend.md>)

Tags: [algorithms-and-programming](<https://devfeed.tech/tags/algorithms-and-programming.md>), [algorithms-and-programming-blockchain-crypto-ethereum-mongodb-nodejs-payment-programming-typ](<https://devfeed.tech/tags/algorithms-and-programming-blockchain-crypto-ethereum-mongodb-nodejs-payment-programming-typ.md>), [blockchain](<https://devfeed.tech/tags/blockchain.md>), [code](<https://devfeed.tech/tags/code.md>), [crypto](<https://devfeed.tech/tags/crypto.md>), [developer](<https://devfeed.tech/tags/developer.md>), [developing](<https://devfeed.tech/tags/developing.md>), [ethereum](<https://devfeed.tech/tags/ethereum.md>), [functions](<https://devfeed.tech/tags/functions.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [implementation](<https://devfeed.tech/tags/implementation.md>), [mongodb](<https://devfeed.tech/tags/mongodb.md>), [networks](<https://devfeed.tech/tags/networks.md>), [nodejs](<https://devfeed.tech/tags/nodejs.md>), [payment](<https://devfeed.tech/tags/payment.md>), [product-design](<https://devfeed.tech/tags/product-design.md>), [programming](<https://devfeed.tech/tags/programming.md>), [typescript](<https://devfeed.tech/tags/typescript.md>), [web3](<https://devfeed.tech/tags/web3.md>)

## AI overview

The fourth and final article in a series reviews lessons from developing a hobby payment system for the Ethereum blockchain. It discusses extending the code, using redundant data providers, implementing couponing, handling Ethereum testing and production networks, and improving automation and safeguards before production use.

## Source excerpt

I'm sharing what I've learned while developing this project in terms of tech specificities product design when creating for the blockchain. The post Part 4: Beyond The Code and What I've Learned - Ethereum Payment first appeared on Code Capsule.