Senior Front-End Developer

The Museum Of Modern Art•New York, NY

5d•$140,000 - $160,000

About The Position

The Museum of Modern Art is seeking a highly skilled and experienced Senior Front-End Developer to join our engineering team. This critical role is responsible for owning the technical front-end design system, architecture, and implementation, ensuring a consistent, high-quality, and performant user experience across all digital products.

Requirements

Bachelor's or Master's degree in Computer Science or a related field, or equivalent combination of education and experience.
Minimum of 5five years of professional software development experience, with at least 3 three years focused on Senior Front-End development and architecture.
Expert-level proficiency with JavaScript (ES6+), HTML5, and CSS3.
Deep experience with Ruby on Rails and integrating modern front-end tools into the Rails ecosystem.
Extensive hands-on experience architecting and implementing interfaces using Tailwind CSS.
Proven expertise with Stimulus (or a similar lightweight, convention-based framework) for interactivity.
Strong understanding of responsive design, performance optimization (Lighthouse/Web Vitals), and web accessibility standards (WCAG).
Experience with Agile development, pair programming, and test-driven development (TDD), including unit and end-to-end testing of UI components.
Familiarity with version control systems (Git) and CI/CD pipelines.
Strong problem-solving, analytical, and organizational skills.
Exceptional written and oral communication skills to effectively articulate architectural decisions to both technical and non-technical stakeholders.

Responsibilities

Serves as the technical owner of the front-end codebase, architecture, and deployment strategy for various internal and public-facing applications.
Designs, develops, and maintains a robust, reusable component library and front-end design system, enforcing standards for accessibility (WCAG), performance, and responsive design across all devices.
Drives the adoption and proficiency of our core front-end stack: Tailwind CSS, Stimulus, and Ruby on Rails. This includes selecting appropriate libraries and patterns for complex user interfaces without relying on heavier frameworks.
Delivers well-tested, optimized, and high-performance code, focusing on minimal JavaScript payloads and efficient CSS rendering.
Works closely with Product and Design to translate visual concepts into highly accurate, functional, and maintainable code.
Acts as a front-end Subject Matter Expert (SME), conducting peer code reviews, setting coding standards, and mentoring other developers on best practices in modern, lightweight front-end development.
Troubleshoots and resolves complex performance, rendering, and architectural issues in production environments.
Maintains and improves existing front-end systems and integrations.
Works with external vendors as needed to integrate or build out new front-end functionality.
Performs any other duties reasonably related to the functions described above.