Senior Frontend Engineer - Digital Banking (Angular/React)

Valiant Technologies LLC; Weehawken (NJ); On-site; USD 82,000 - 117,000; Full time

Job summary

Valiant Technologies LLC in Weehawken, NJ seeks a Senior Frontend Engineer to design, develop, and maintain enterprise-scale digital banking applications for small and mid-sized business clients. This role focuses on Angular frontend development with exposure to ReactJS in a regulated banking environment.

You will own features from development through production support, implement role- and entitlement-driven UIs, integrate with REST APIs, and collaborate with Product, UX, QA, Security, and

Qualifications

• 5+ years of frontend development experience in enterprise environments.
• Strong hands-on experience with Angular, including experience across AngularJS and modern Angular versions.
• Strong experience with HTML5, CSS3, Bootstrap, and Flexbox.
• Experience integrating frontend applications with REST APIs.
• Working knowledge of Node.js, npm, and nvm.
• Experience with modular or micro-frontend architectures, shared UI libraries, or independently deployed frontend modules.
• Familiarity with build tools such as Webpack, Gulp, Grunt, Vite, Rollup, or Parcel.
• Experience with frontend testing frameworks such as Jasmine or Karma.
• Proficiency with Git and Agile development practices.
• Experience working in financial services, digital banking, or another regulated environment.

Responsibilities

• Design, develop, and maintain Angular-based single-page applications supporting digital banking capabilities.
• Enhance and modernize existing frontend applications while maintaining backward compatibility and production stability.
• Develop role- and entitlement-driven user experiences, including conditional rendering, feature gating, and unauthorized-user handling.
• Integrate frontend applications with RESTful APIs and backend services using JSON-based contracts.
• Partner with backend engineering teams to ensure API contracts, error handling, and data models support reliable frontend experiences.
• Utilize Node.js for frontend-adjacent and backend-for-frontend functionality when needed.
• Develop and maintain unit tests using Jasmine, Karma, or similar frameworks.
• Troubleshoot defects, resolve production issues, and support application performance improvements.
• Support release activities including build generation, validation, and QA coordination.
• Participate in Agile ceremonies and collaborate with Product, UX, QA, Security, and Platform teams.
• Conduct code reviews and provide technical guidance to junior engineers.

Skills

Angular

HTML5

CSS3

Bootstrap

Flexbox

REST APIs

Node.js

Jasmine

Karma

Git

Agile

AngularJS

Tools

Webpack

Gulp

Grunt

Vite

Rollup

Parcel

Job description

Valiant Technologies LLC in Weehawken, NJ seeks a Senior Frontend Engineer to design, develop, and maintain enterprise-scale digital banking applications for small and mid-sized business clients. This role focuses on Angular frontend development with exposure to ReactJS in a regulated banking environment.

You will own features from development through production support, implement role- and entitlement-driven UIs, integrate with REST APIs, and collaborate with Product, UX, QA, Security, and