# Lena Hierzi I Live Celo Workshop I ETHGlobal Taipei 2025

- Channel: [ETHGlobal](https://streameth.org/ethglobal)
- Date: 2025-10-09
- Duration: 13:14
- Topics: Celo L2, OP Stack, Ethereum L2, stablecoins, real-world blockchain, Celo Foundation, ETHGlobal Taipei 2025, AI agents, CXAI, DeFi, microloans, payments, ZK-proof identity, Self Protocol, hackathon bounties, cUSD prizes, Celo Composer, Scaffold-ETH, Valora, MiniPay, mobile users, transaction speed, affordable gas
- Watch: https://streameth.org/watch/yt-jNrU3cgLDmo
- YouTube: https://www.youtube.com/watch?v=jNrU3cgLDmo

## Description

Join Lena Hierzi, DevRel Engineer at Celo Foundation, in this ETHGlobal Taipei 2025 workshop to learn about building real-world applications on Celo's new L2 (powered by OP Stack and DA). Discover why Celo is ideal for fast, affordable transactions (1-second finality), stablecoin ecosystems (15+ stablecoins), and AI-powered tools (CXAI initiative).

Lena covers hackathon bounties (10K cUSD prizes), identity solutions (Self Protocol for ZK-proof KYC), and resources like Celo Composer and Scaffold-ETH. Perfect for developers building DeFi, payments, or AI agents with a focus on real-world usability and 8M+ mobile users through Valora/MiniPay.

00:00 – Introduction: Celo’s Transition to Ethereum L2 (OP Stack)
01:25 – 5 Reasons to Build on Celo L2: Speed & Affordability
02:55 – Stablecoin Hub: 15+ Regional/Dollar/Euro Stablecoins
03:40 – Real-World Users: 8M+ Mobile Wallets (Valora/MiniPay)
04:23 – AI Focus: Celo x AI (CXAI) & Agent Frameworks
05:06 – Identity Solutions: Self Protocol (ZK-Proof KYC)
06:28 – Hackathon Bounties: 10K cUSD Pools (AI, DeFi, Payments)
07:48 – AI Tooling: Gaia, Giza, Nebula, Eliza OS Integration
08:26 – Celo’s AI Hackathon Judge: Project Feedback System
09:00 – Developer Resources: Celo Composer & Scaffold-ETH
09:37 – Use Cases: DeFi, Microloans, Forex, Refi
10:16 – Tips: User-Centric Design & Presentation Practice
11:39 – How to Win: Engage with Judges & Claim Collectibles

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🇹🇼 *ETHGlobal Taipei*
This workshop is specifically for ETHGlobal Taipei, a 3-day hackathon held April 4-6 2025, that brought 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!

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✅ Follow Celo
X: https://x.com/Celo

✅ *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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