ReactJS Developer with UX Experience Boston, MA (Hybrid) Contract

Job Title: Senior / SME - ReactJS Developer with UX Experience

Location: Boston, MA (Hybrid)

6-12+ Months Contract

Job Description:

We are seeking a

Senior ReactJS Developer

with a strong background in

front-end development and user experience (UX) design . The ideal candidate will have

at least 10 years of overall IT experience , with proven expertise in building modern, responsive web applications using ReactJS and a solid understanding of user-centric design principles. You will collaborate closely with product managers, UI/UX designers, and backend developers to transform wireframes and mockups into intuitive and high-performance front-end experiences.

Key Responsibilities:
Design and develop

scalable, reusable, and high-performance components

using ReactJS.
Translate UX wireframes, mockups, and design systems into clean, maintainable code.
Optimize web application performance across different devices and browsers.
Partner with UI/UX designers to ensure

pixel-perfect, user-friendly

interfaces.
Conduct usability testing and integrate user feedback into the design.
Ensure code quality through unit testing, code reviews, and documentation.
Stay updated with the latest trends in ReactJS and front-end development.
Required Skills & Experience:

10 years of overall IT experience , with

5+ years in front-end development using ReactJS .
Proficiency in

JavaScript (ES6+), HTML5, CSS3 , and modern front-end workflows.
Strong understanding of

UX principles

and

user-centered design methodologies .
Hands-on experience with

design tools

such as

Figma ,

Sketch , or

Adobe XD .
Familiarity with

RESTful APIs

and responsive, mobile-first design.
Experience with version control (Git), CI/CD pipelines, and agile development practices.
Excellent

communication and problem-solving

skills.
Preferred Qualifications:

Experience with component libraries such as

Material-UI ,

Ant Design , or similar.
Familiarity with accessibility (WCAG) and performance optimization best practices.
Knowledge of testing tools like

Jest ,

React Testing Library , or

Cypress .