Senior Design System Engineer: TypeScript & Web Components

M&T Bank Corporation; Buffalo (NY); Hybrid; USD 97,000 - 162,000; Full time

Benefits offered by this job

25 days PTO

12 paid holidays

401(k) match 5%

Flexible work arrangements

Volunteer hours 40 per year

Job summary

M&T Bank in Buffalo, NY is seeking an experienced Front-End Engineer to build and maintain a shared design system and component library using TypeScript. You will contribute to Node.js build/test/release pipelines, ensure accessibility, and empower internal product teams through documentation and support.

Responsibilities include creating reusable UI components, translating UX/UI designs, maintaining Web Components, and guiding DX with automation, testing, and CI/CD.

Qualifications

• Professional experience engineering reusable front-end components using JavaScript/TypeScript.
• Experience with Node.js and front-end build tooling to support packaging, testing, and publishing (e.g., CI pipelines).
• Experience with code quality practices such as reviews, automated testing, and continuous integration.
• Advanced proficiency with at least one modern front-end framework (Angular, React, Vue, Solid, Svelte, or Lit).

Responsibilities

• Engineer and evolve a shared design system and component library using TypeScript, including reusable UI components, patterns, and utilities.
• Translate approved UX/UI designs and interaction specifications into robust, accessible components in partnership with designers and product engineers.
• Develop and maintain Web Components (custom elements) and related standards-based patterns to support consistent, framework-agnostic adoption across consuming applications.
• Champion and apply accessibility standards for the library (semantic markup, keyboard/focus behavior, ARIA) and support consuming teams with guidance and reviews.
• Develop and maintain the library ecosystem, including documentation, usage guidelines, examples, and developer enablement materials.
• Build and operate Node.js-based tooling for the library (build, test, lint, packaging, and publishing) and support CI/CD automation.
• Adhere to established quality practices for the design system: automated unit/integration tests, visual/regression testing where applicable, and code review standards.
• Support versioning and release practices for internal consumers (semantic versioning, change logs, deprecation strategy).
• Support internal users by troubleshooting integration issues, triaging defects, and improving developer experience (DX).
• Collaborate with product, design, QA, and other engineering teams to understand needs, prioritize backlog, and drive alignment on shared UI standards.

Skills

TypeScript

JavaScript

Node.js

Front-end architecture

Accessibility

Education

Bachelor's degree in CS/IS or related

5+ years systems analysis or application development

3+ years front-end tooling/CI experience

Tools

Storybook

Webpack

NPM/Yarn

CI/CD tooling

Job description

M&T Bank in Buffalo, NY is seeking an experienced Front-End Engineer to build and maintain a shared design system and component library using TypeScript. You will contribute to Node.js build/test/release pipelines, ensure accessibility, and empower internal product teams through documentation and support.

Responsibilities include creating reusable UI components, translating UX/UI designs, maintaining Web Components, and guiding DX with automation, testing, and CI/CD.