Lumin Digital is a fintech company specializing in cloud native digital banking solutions.

Senior UI Developer

Frontend EngineerSoftware EngineerFull TimeRemoteTeam 51-200H1B No SponsorCompany Site LinkedIn

Location

United States

Posted

92 days ago

Salary

$135K - $170K / year

Bachelor Degree5 yrs expEnglishAngularJava ScriptReactReduxSCSSType ScriptVue.jsWebpack

Job Description

• Design, develop, and maintain responsive, reusable, and accessible UI components for Lumin’s digital banking platform. • Translate UI/UX design wireframes and prototypes into high-quality code that aligns with design intent and technical feasibility. • Collaborate closely with Product Managers, UX Designers, and back-end engineers to ensure seamless integration and an exceptional user experience. • Optimize front-end performance through efficient rendering, code splitting, and other best practices. • Participate in code reviews, design reviews, and agile ceremonies to drive continuous improvement and maintain high standards of quality. • Contribute to and help evolve Lumin’s design system, ensuring consistency, scalability, and brand cohesion across products. • Troubleshoot and resolve UI-related issues across browsers and devices, ensuring reliability and accessibility (WCAG/ADA compliance). • Stay current with front-end trends, frameworks, and emerging technologies to continuously enhance product usability and developer efficiency. • Provide mentorship and technical guidance to other front-end developers as needed. • Perform other duties as assigned.

Job Requirements

5+ years of professional front-end or UI development experience, with a strong portfolio of production-level work.
Proven expertise with modern JavaScript frameworks such as Angular, React, or Vue.
Experience working with RESTful APIs and front-end build tools (Webpack, npm, etc.).
Prior experience in fintech, SaaS, or similarly regulated industries preferred.
Experience contributing to design systems or shared UI libraries a plus.
Strong proficiency in TypeScript, JavaScript (ES6+), HTML5, and CSS3 (including preprocessors such as SASS or LESS).
Deep understanding of responsive and accessible design principles (WCAG, ADA).
Ability to translate complex design specifications into pixel-perfect, performant implementations.
Experience with cross-browser compatibility and front-end testing tools.
Strong collaboration skills with the ability to communicate effectively across design, product, and engineering teams.
Attention to detail, accountability for deliverables, and a commitment to clean, maintainable code.
Familiarity with UI performance profiling and optimization techniques.
Experience with UX principles and usability testing collaboration.
Knowledge of state management libraries (e.g., NgRx, Redux, or Vuex).
Background in CI/CD processes and modern DevOps workflows.
Passion for creating exceptional digital experiences in the fintech space.
Minimal travel, generally 12 days or less per year, ~2X team get togethers a year.