Sr. UI Developer

Siri InfoSolutions Inc; Dallas (TX); On-site; USD 90,000 - 140,000; Full time

Job summary

Siri InfoSolutions Inc is seeking a UI Developer in Dallas, onsite, for a fulltime position. You will design and implement responsive web interfaces using React.js or Angular, TypeScript, HTML5 and CSS3, and collaborate with backend teams on API integration.

The role emphasizes building reusable components, optimizing performance, ensuring accessibility, and contributing to end-to-end front-end delivery in an Agile environment.

Qualifications

• 5+ years of overall UI / Front-End development experience.
• 3+ years of hands-on experience with React.js or Angular in enterprise application development.
• Strong experience with JavaScript, TypeScript, HTML5, CSS3, responsive design, and reusable component development.

Responsibilities

• Design and develop responsive, scalable, and user-friendly web application screens.
• Build reusable UI components, layouts, forms, tables, dashboards, grids, and workflow screens.
• Develop front-end functionality using React.js or Angular, JavaScript, TypeScript, HTML5, and CSS3.
• Integrate front-end applications with REST APIs and backend services.
• Implement client-side validations, error handling, routing, state management, and reusable service layers.
• Collaborate with UX designers to convert wireframes and mockups into functional user interfaces.
• Collaborate with backend/API teams to review API contracts, request/response payloads, and integration behavior.
• Optimize UI performance, page load time, browser compatibility, and application responsiveness.
• Ensure accessibility, usability, and responsive design practices are followed.
• Participate in code reviews, unit testing, defect fixes, deployment support, and production issue resolution.
• Create and maintain technical documentation, component usage notes, and implementation guidelines.
• Work with QA teams to support system testing, integration testing, regression testing, and UAT defect resolution.

Skills

React.js

Angular

JavaScript

TypeScript

HTML5

CSS3

API Integration

State Management

UI Frameworks

Testing (Jasmine)

Education

Bachelor's degree

Tools

Jasmine

Karma

Cypress

Job description

Job Title: UI Developer

Location: Dallas, TX (Onsite)

Fulltime

Must Have Technical/Functional Skills

React.js / Angular, JavaScript / TypeScript, HTML5 / CSS3, API Integration, State Management, UI Frameworks, Testing (Jasmine, Karma, Cypress, or equivalent tools.)

5+ years of overall UI / Front-End development experience.

3+ years of hands-on experience with React.js or Angular in enterprise application development.

Strong experience with JavaScript, TypeScript, HTML5, CSS3, responsive design, and reusable component development.

Experience integrating UI applications with REST APIs, backend services, and JSON-based data contracts.

Experience working in Agile delivery models with developers, QA, product owners, and business stakeholders.

Roles & Responsibilities

Design and develop responsive, scalable, and user-friendly web application screens.

Build reusable UI components, layouts, forms, tables, dashboards, grids, and workflow screens.

Develop front-end functionality using React.js or Angular, JavaScript, TypeScript, HTML5, and CSS3.

Integrate front-end applications with REST APIs and backend services.

Implement client-side validations, error handling, routing, state management, and reusable service layers.

Collaborate with UX designers to convert wireframes and mockups into functional user interfaces.

Collaborate with backend/API teams to review API contracts, request/response payloads, and integration behavior.

Optimize UI performance, page load time, browser compatibility, and application responsiveness.

Ensure accessibility, usability, and responsive design practices are followed.

Participate in code reviews, unit testing, defect fixes, deployment support, and production issue resolution.

Create and maintain technical documentation, component usage notes, and implementation guidelines.

Work with QA teams to support system testing, integration testing, regression testing, and UAT defect resolution.

Education: Bachelor's degree