We are looking for a Senior Software Engineer to build the rendering infrastructure behind a novel search engine designed for agentic AI. In this role, you will design systems that transform modern web applications into high quality structured content for search and AI. You will work on browser rendering, JavaScript execution, and large-scale rendering infrastructure capable of processing billions of pages efficiently. Modern websites increasingly rely on client-side rendering, dynamic data loading, and complex application frameworks. Your work will ensure we can reliably render, understand, and extract valuable information while minimising cost and latency.
In this position, your responsibility will be to:
Design and build large-scale rendering systems for modern web applications
Develop browser-based rendering infrastructure capable of executing complex JavaScript applications reliably
Research how modern frontend frameworks render and deliver content
Improve rendering quality, completeness, and performance across diverse websites
Optimise rendering cost, latency, resource utilisation, and throughput at internet scale
Translate rendering research into reliable production systems
Requirements: Have 5+ years of experience as a software engineer working on production backend or infrastructure systems and are an expert in several of the following areas:
Browser Rendering
Chromium rendering pipeline - DOM, Layout, Paint, and Compositing
JavaScript execution inside browsers and rendering lifecycle and page readiness
Headless browser execution and browser instrumentation
Chrome DevTools Protocol (CDP)
Playwright, Puppeteer, Selenium, or similar frameworks Modern Web Applications
React, Vue, Angular, Svelte, and modern frontend architectures
Server-side rendering (SSR), client-side rendering (CSR), and streaming rendering
Single-page applications (SPA) and Progressive Web Apps (PWA)
Resource loading, lazy loading, and modern JavaScript bundles
This position is open to all candidates.