https://blazed.sh/blog/tags/paas/ Recent content in Paas on BLAZED.sh Blog Hugo en-us Mon, 25 Aug 2025 14:00:00 +0000 https://blazed.sh/blog/posts/ethereum-webhook-tool-blazed/ Mon, 25 Aug 2025 14:00:00 +0000 https://blazed.sh/blog/posts/ethereum-webhook-tool-blazed/ <p>Applications that react to blockchain events in real time need low-latency infrastructure, especially when dealing with event filters that return large datasets (liquidation monitors, DEX aggregators, cross-chain bridges).</p> <p>In this tutorial, we&rsquo;ll build a webhook service that monitors Ethereum events and sends notifications to configured URLs, using BLAZED.sh&rsquo;s co-located Ethereum node access for a local path to chain data.</p> <h2 id="understanding-blazedshs-architecture">Understanding BLAZED.sh&rsquo;s Architecture</h2> <p>BLAZED.sh is optimized for Ethereum applications that require consistent low latency and predictable costs. Instead of calling a remote gateway across the public internet, your service runs on the same host as a fully synced Ethereum node and connects today over the node&rsquo;s local WebSocket endpoint (<code>ws://eth:8545</code>).</p>