Senior Full-Stack Engineer: AEM, React/Node, Hybrid

Vanguard; Malvern (Chester County); Hybrid; USD 110,000 - 160,000; Full time

Job summary

Vanguard in Malvern, PA seeks an Application Engineer III to own full-stack development across frontend (React, Lit, Stencil) and Node.js services, AWS backend and AEM integration, delivering accessible, high‑performance digital experiences.

You will build reusable UI components and design-system implementations, develop AEM Sites architectures, APIs, tests, and deployments, and collaborate on architecture, reviews, production support, and mentoring in a hybrid work model.

Qualifications

• Bachelor’s degree in Computer Science or related field or equivalent practical experience.
• 5–7+ years of full-stack engineering with modern JavaScript and AEM development.
• Strong proficiency in JavaScript, TypeScript, HTML, CSS, and React, Lit, Stencil, or Web Components.
• Hands-on experience with Node.js, npm, Express, API design, and secure server-side development.
• Proven AEM Sites experience with components, templates, Sling Models, OSGi, HTL, authoring, and integrations.
• Hands-on AWS experience building and operating backend and event-driven solutions using Lambda, S3, ECS, API Gateway, and EventBridge, including security, observability, scalability, and CI/CD.
• Strong collaboration, communication, code-review, and problem-solving skills.
• Familiarity with AI-assisted development tools such as GitHub Copilot or Claude Code.

Responsibilities

• Build accessible, high-performance web experiences using JavaScript, TypeScript, React, Lit, Stencil, Web Components, HTML, and CSS.
• Create reusable UI components and design-system implementations for standalone applications and AEM-managed experiences.
• Develop Node.js and Express services, middleware, and REST or GraphQL integrations; manage builds and packages with npm.
• Deliver AEM Sites solutions using components, templates, Sling Models, OSGi services, HTL, content models, and APIs.
• Integrate modern UI frameworks with AEM headful, hybrid, and API-driven architectures.
• Implement automated testing, CI/CD, security, observability, and performance optimization across the full stack.
• Collaborate on architecture, code reviews, production support, mentoring, and engineering standards.

Skills

Collaboration

Communication

Code reviews

Problem solving

Education

Bachelor's degree in Computer Science or related field

Tools

JavaScript

TypeScript

React

Lit

Stencil

Web Components

HTML

CSS

Node.js

Express

API design

AWS

AEM Sites

CI/CD

Jest

Job description

Vanguard in Malvern, PA seeks an Application Engineer III to own full-stack development across frontend (React, Lit, Stencil) and Node.js services, AWS backend and AEM integration, delivering accessible, high‑performance digital experiences.

You will build reusable UI components and design-system implementations, develop AEM Sites architectures, APIs, tests, and deployments, and collaborate on architecture, reviews, production support, and mentoring in a hybrid work model.