Build Brew – Espresso Global Hackathon Recap

Hackathon Overview

Build Brew – Espresso Global Hackathon attracted 485 developers and 151 projects were approved. The event was hosted by Espresso Network and distributed a total of $100,000 in prizes through two tracks, Caffeinate Code and Cracking Composability. The main goals included improving Ethereums composability and developing new cross-chain applications confirmed by Espresso.

The event achieved notable achievements, including the deployment of a functional rollup integrated with Espresso Network, which provides support for the development of interoperable applications. Innovation focuses on cross-chain functionality with fast and secure confirmations. Multiple projects used the Open Intents Framework to build advanced application architectures.

The Hackathon demonstrated the potential impact of the Espresso Network on the blockchain ecosystem by applying its consensus layer to real-world scenarios. The event supported the networks mission to make interactions between blockchains more seamless and highlighted the important role developers play in driving composability. The final demonstration on April 7 showed significant progress in developing Ethereum cross-chain capabilities.

Hackathon Winners

At the end of the first Build Brew hackathon, 91 Arbitrum Orbit chains with Espresso were successfully deployed, paving the way for innovative cross-chain applications. The event set up a total prize pool of $65,000 to highlight its industry influence, and the prize money was distributed in tiers based on the deployment results of the test network and main network.

Award-winning projects

1st Place – Affogato
Affogato is a Swap + Bridge system that uses Ethereum rollup and Espresso confirmations to ensure secure and efficient cross-chain transactions.

2nd Place – Random Network
The project enhances composability by using rollup liveness verification and adopts an open intent pool to achieve seamless integration between systems.

No. 3 – Disburse Network
Disburse Network provides a modular payment protocol that enables one-click cross-chain large-scale payments through the Nitro rollup architecture, improving payment processing efficiency.

No. 4 – Coffee Chain
Coffee Chain is a cross-chain payment application that allows merchants to seamlessly accept cripto payments on any token or blockchain.

5th Place – GTXpresso
Currently an unfinished placeholder, GTXpresso is a cross-chain central limit order book (CLOB) project.

To see all the projects from the Hackathon, visit the Build and Brew Hackathon on DoraHacks .

About the organizer Espresso

Espresso is focused on advancing technology in the blockchain space. The organization is known for its expertise in creating efficient, scalable blockchain solutions with a focus on security and user accessibility. Key achievements include the deployment of innovative consensus mechanisms that increase transaction speeds and reduce computational costs. Espresso participates in collaborative projects focused on integrating blockchain technology into various industries, solidifying its position as a key contributor to technological advancement. Currently, Espresso is focusing on optimizing blockchain infrastructure to drive adoption and support industry-wide digital transformation efforts.

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