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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Front-End Engineer, AWS Holmes - **Company:** Amazon.com, Inc. - **Location:** Dallas, TX, United States - **Salary:** $143,700.0 - $194,400.0 - **Contract:** Internship / Graduate position - **Skills:** HTML, JavaScript (Programming Language), Web Accessibility, Agile Methodology, Algorithm Design, Amazon Web Services, Cascading Style Sheets (CSS), Data Structures, Design of User Interfaces, Mobile Application Software, Node.Js, Object-Oriented Software Development, Big O, TypeScript, ReactJS, Backend, AngularJS, Performance Monitor, Front End Software Development, Cloudwatch, Api Management, Vulnerability Analysis - **Published:** June 7, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=d7b6c7e9b8dfca89 ## About the Role Do you have experience in UI design systems?, * 2+ years of non-internship professional front end, web or mobile software development using JavaScript, HTML and CSS experience * 1+ years of computer science fundamentals (object-oriented design, data structures, algorithm design, problem solving and complexity analysis) experience * Experience using JavaScript frameworks such as angular and react * Experience building reusable UX components or libraries PREFERRED QUALIFICATIONS * 1+ years of agile software development methodology experience * Experience with common front-end technologies such as HTML, CSS, JS, TypeScript, and Node ## Description Own the front-end architecture for the next generation of AWS Holmes, AWS's GenAI-powered content quality platform. You'll build production interfaces in React and TypeScript on the AWS Cloudscape Design System, turning agentic prototypes into self-service rubric management workflows and human-in-the-loop evaluation experiences that serve builders across the company. Holmes processes over 10 million scans annually, and this role leads the UI work that brings rubric creation, testing, and publishing directly to program owners at Amazon scale., * Lead front-end development for the next generation of Holmes, building a scalable rubric management platform in React and TypeScript on the AWS Cloudscape Design System - Transform CDS agent pattern prototypes into production-grade, accessible UI frames - conversational rubric creation, interactive rule testing, and guided workflows * Build self-service rubric management: end-to-end creation, rule editing with live preview, draft/publish lifecycle, evaluation dashboards, and scan report previews * Design human-in-the-loop evaluation surfaces: diff-style content mutation views, batch review interfaces, and feedback collection that drives rubric improvement * Deliver platform UX for program integrations: simplified scan workflows, finding annotations, collaborative sharing, team permissions, and real-time scan status * Own front-end operational excellence: performance monitoring, accessibility compliance , CloudWatch RUM instrumentation, and cross-browser validation A day in the life You work with product managers to understand customer experiences and translate requirements into solutions. You create interactive prototypes and participate in user research sessions to validate design decisions early. You write HLD and spec documents for new features, align with backend engineers on API contracts, and implement production components in React and TypeScript. You attend team operational excellence sessions and knowledge transfer meetings, contribute to team demos showcasing new capabilities, and present your work in internal tech talks. You review teammates' code for accessibility and component quality, and you investigate front-end observability alerts to maintain a reliable user experience. About the team The Holmes team builds and operates a comprehensive security scanning and quality assurance platform that enables AWS builders to identify and remediate security risks early in the development lifecycle. Holmes accelerates secure content delivery by providing automated scanning, GenAI-powered quality validation, and early feedback mechanisms that protect millions of AWS training experiences and internal/external content at scale. Our platform currently: * Processed 10.58 million scans across 79.57 million files in 2025 * Serves individual builders and services alike across 141+ departments ## Related Videos - [To New Frontiers: The Future of Frontend Development](https://www.wearedevelopers.com/videos/404-to-new-frontiers-the-future-of-frontend-development) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [Stop using Node.js like in 2020! 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