Backend Service integrated with Indexer Service in Substrate

[CocDap]

Speaker(s) Information

Hi. I'm Dustin Ho. I'm a Blockchain Developer. I have 3+ years of experience in the blockchain space. And I also have worked in Rust/Substrate in the Polkadot ecosystem. I am currently joining the Polkadot Heroes Program to assist dev community in advancing further. I am also a Lecturer/Mentor in Substrate Developer Vietnam Community.

Topic Experience

• Lecturer Rust Course in 2022, 2023
• Lecturer Basic/ Advanced Substrate Course in 2022, 2023

Time and Duration of the Session

Backend Service integrated with Indexer Service in Substrate -> ... updating timeline

Format of the Session

workshop tutorial

Detailed Description

Using Indexer service to listen to events

• Set up the environment: Indexer node, DB, Docker, blockchain endpoints, ...
• Customize event

• Run and test

  Backend service will use those events to handle logic

• Template nodejs
• Fetch events -> handle

Use case: NFT Marketplace

Prerequisites

• Understand basic Nodejs
• Understand basic Blockchain
• Understand basic Substrate
• Understand basic Ink!

[zsofimajor]

Hi @CocDap thanks for the proposal! The topic sounds great! Can I please ask you to record a dry run, to see what you have in mind?