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# UI / Frontend Developerto

- **Company:** JMS Technical Solutions
- **Location:** New York, NY, United States
- **Experience:** Expert
- **Salary:** $120,000.0 - $125,000.0
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), JavaScript (Programming Language), Data Visualization, DevOps, Performance Tuning, Ui Patterns, Responsive Web Design, TypeScript, Web Application Frameworks, Web Performance Optimization, ReactJS, Delivery Pipeline, Webpack, AngularJS, Material UI, Deployment Automation, Enterprise Integration, Build Tools, Front End Software Development, Es2015
- **Published:** September 25, 2026
- **Apply:** https://www.thejobnetwork.com/job/senior-ui-frontend-developer-509979692

## About the Role

* 5+ years of professional JavaScript/TypeScript development in enterprise-level domains
 * Extensive, production-level expertise with React and modern JavaScript frameworks
 * Deep, hands-on experience with AG Grid in production applications-including complex configurations, performance optimization, and custom integrations
 * Proficiency with TypeScript and modern ES6+ JavaScript features
 * Working knowledge of DevOps practices for managing CI/CD pipelines and deployment automation
 * Experience building and maintaining reusable UI component libraries at scale
 * Strong understanding of responsive design, accessibility (a11y), and web performance optimization
 * Solid verbal and written communication and consultant/client-facing skills; a true consultant who takes initiative and is a self-starter

Nice to have:

 * Experience with Angular or other frontend frameworks
 * Knowledge of Java or backend technologies (helpful for working with full-stack teams)
 * Experience with build tools (Webpack, Vite, etc.) and their optimization
 * Familiarity with financial or asset/wealth management domain applications
 * Prior experience with data visualization libraries and complex financial applications

Applicants must be authorized to work in the U.S.

## Description

* Build and maintain complex, data-heavy UI features using React and TypeScript in a 100% frontend-focused capacity
 * Work extensively with AG Grid to build, optimize, and maintain sophisticated grid-based data views and complex data displays
 * Create and maintain calculator functionality that enables users to run their own simulations with intuitive, responsive interfaces
 * Maintain and extend a comprehensive UI component library used across dashboard and calculator functionality, ensuring consistency and reusability
 * Manage CI/CD pipelines for frontend codebases with DevOps knowledge and best practices for deployment automation
 * Work with clients to architect solutions that solve real-world frontend challenges
 * Provide technical estimates and milestones for frontend features and stories
 * Mentor junior engineers and contribute to our clients' growth via technical interviews


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