# Erik Rybakken I Getting Started With The INTMAX SDK in Under 10 Mins I ETHGlobal Cannes 2025

- Channel: [ETHGlobal](https://streameth.org/ethglobal)
- Date: 2025-10-09
- Duration: 08:29
- Topics: INTMAX, zk-rollup, Layer 2, SDK tutorial, Ethereum, Sapolia testnet, MetaMask, deposit, withdrawal, transaction signing, client SDK, web app, RPC URL, private key, transaction history, error handling, ETHGlobal Cannes 2025, Erik Rybakken, low-cost transactions, documentation, developer tools, blockchain scalability
- Watch: https://streameth.org/watch/yt-ZmKx8ey4uV4
- YouTube: https://www.youtube.com/watch?v=ZmKx8ey4uV4

## Description

Learn how to use the INTMAX SDK in under 10 minutes with this ETHGlobal Cannes 2025 workshop led by Erik Rybakken. This demo covers depositing ETH to INTMAX Layer 2, sending transactions, and withdrawing back to Layer 1 using both the web app and client SDK. Includes step-by-step instructions for setting up the SDK, initializing a client, signing transactions, and handling errors. Perfect for developers looking to integrate INTMAX's zk-rollup solution for fast, low-cost transactions. Documentation and examples provided for quick implementation.

00:00 - Introduction to INTMAX & Workshop Overview
00:10 - MetaMask Setup & Funding Testnet ETH
01:37 - Depositing ETH to INTMAX Layer 2
02:26 - Sending Transactions on INTMAX Network
03:44 - Setting Up INTMAX Client SDK
04:33 - Configuring ENV File (Private Key & RPC URL)
05:43 - Running SDK Script: Deposits, Transfers, Withdrawals
06:40 - Debugging Withdrawal Errors & Transaction Status
07:42 - Successful Withdrawal Demo
08:00 - INTMAX SDK Documentation & Examples

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🇫🇷 *ETHGlobal Cannes*
This workshop is specifically for ETHGlobal Cannes, a 3-day hackathon held July 4-6, bringing together the most skilled web3 developers, designers and product builders from all around the globe for a weekend-long adventure to advance the Ethereum ecosystem! Watch the full ETHGlobal Cannes 2025 playlist here: https://youtube.com/playlist?list=PLXzKMXK2aHh5N2DCwhcEshNW9C8knZ1T-&si=GQ2iKvhWfEy5en-y

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✅ *Follow INTMAX*
X: https://x.com/intmaxIO

✅ *Follow ETHGlobal*
X: https://x.com/ETHGlobal​
Warpcast: https://warpcast.com/ethglobal
Website: https://ethglobal.com
YouTube: https://www.youtube.com/c/ETHGlobal 

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_Are you interested in Ethereum development and entrepreneurship?_
👉 Sign up for the next ETHGlobal event: https://ethglobal.com/events
🎁 Get exclusive access and perks with ETHGlobal Plus! https://ethglobal.com/plus
📣 Want us to throw an event in your city? Tell us where! https://ethglobal.com/city

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