Application Engineer - III

We’re seeking an Application Engineer III to join our dynamic team. This is a balanced full-stack engineering role spanning modern frontend development, Node.js services, AWS backend and event-driven solutions, and Adobe Experience Manager (AEM). You will design and deliver accessible, high-performance digital experiences using JavaScript and TypeScript frameworks , including Lit, React or  Stencil , alongside Node.js, npm , Express, and AWS services such as Lambda, S3, ECS, API Gateway, and Amazon EventBridge , while contributing equally to AEM Sites architecture, component development, integrations, testing, deployment, and production operations.  

Core 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.  

Qualifications  

• Bachelor’s degree in Computer Science or a related field, or equivalent practical experience.  

• 5–7+ years of full-stack engineering experience across 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 Amazon 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.  

Nice to Have  

• Experience integrating Lit Web Components with AEM .  

• Experience with AEM as a Cloud Service, Core Components, Adobe Client Data Layer, Web SDK, Target, or Experience Platform.  

• Experience with Jest, Vitest , React Testing Library, Playwright, Cypress, or similar tools.  

• Professional certification in AWS, AEM and/or any other relevant tech stack.  

Special Factors

Sponsorship

Vanguard is not offering visa sponsorship for this position.

About Vanguard

At Vanguard, we don't just have a mission—we're on a mission.

To work for the long-term financial wellbeing of our clients. To lead through product and services that transform our clients' lives. To learn and develop our skills as individuals and as a team. From Malvern to Melbourne, our mission drives us forward and inspires us to be our best.

How We Work

Vanguard has implemented a hybrid working model for the majority of our crew members, designed to capture the benefits of enhanced flexibility while enabling in-person learning, collaboration, and connection. We believe our mission-driven and highly collaborative culture is a critical enabler to support long-term client outcomes and enrich the employee experience.