Frontend Developer - React/Angular & SPA Expert

MACHINE LEARNING TECHNOLOGIES LLC; Chicago (IL); On-site; USD 55,000 - 96,000; Full time

Job summary

MACHINE LEARNING TECHNOLOGIES LLC is seeking a Frontend Developer in Chicago, IL to design, develop, and maintain responsive web applications using HTML5, CSS3, JavaScript, and modern frontend frameworks.

The role emphasizes building reusable UI components, integrating with backend services via REST APIs, and ensuring cross-browser compatibility with tools like React.js, Angular, Redux, and Tailwind CSS. 6 months + extension, on-site environment, W-2/1099/C2C options.

Qualifications

Responsibilities

• Designed, developed, and maintained responsive and user-friendly web applications using HTML5, CSS3, JavaScript, and modern frontend frameworks.
• Developed reusable UI components and frontend modules using React.js, Angular, and TypeScript.
• Implemented interactive web pages and dynamic user interfaces to enhance user experience and application performance.
• Translated UI/UX designs and wireframes into high-quality, responsive web interfaces.
• Developed single-page applications (SPAs) using React.js and Angular.
• Integrated frontend applications with backend services using RESTful APIs and JSON.
• Managed application state using Redux, Context API, and other state management libraries.
• Implemented responsive web designs to ensure compatibility across desktops, tablets, and mobile devices.
• Used CSS frameworks such as Bootstrap, Material UI, and Tailwind CSS to build consistent user interfaces.
• Optimized frontend performance by reducing page load times, minimizing bundle sizes, and implementing lazy loading.
• Implemented form validations, error handling, authentication, and authorization mechanisms.
• Collaborated with UI/UX designers and backend developers to deliver seamless application functionality.
• Performed cross-browser testing and debugging to ensure consistent application behavior.
• Developed reusable JavaScript functions and optimized existing code for maintainability and scalability.
• Used Git and GitHub for version control, branching strategies, and collaborative development.
• Participated in code reviews, unit testing, integration testing, and defect resolution.
• Worked with Jest, React Testing Library, and Jasmine for frontend application testing.
• Followed Agile/Scrum methodologies and participated in sprint planning, daily stand-ups, and project reviews.
• Supported application deployment and maintenance across development, testing, and production environments.

Tools

HTML5

CSS3

JavaScript

TypeScript

React.js

Angular

Redux

Bootstrap

Tailwind CSS

REST APIs

Git

Webpack

Node.js

Job description

MACHINE LEARNING TECHNOLOGIES LLC is seeking a Frontend Developer in Chicago, IL to design, develop, and maintain responsive web applications using HTML5, CSS3, JavaScript, and modern frontend frameworks.

The role emphasizes building reusable UI components, integrating with backend services via REST APIs, and ensuring cross-browser compatibility with tools like React.js, Angular, Redux, and Tailwind CSS. 6 months + extension, on-site environment, W-2/1099/C2C options.