Full Stack Developer Front-End Focused

STONEGATE TECHNOLOGIES LLC; Miami (FL); Hybrid; USD 90,000 - 130,000; Full time

Job summary

STONEGATE TECHNOLOGIES LLC in Miami, FL is seeking a Front-End focused Full Stack Developer to build responsive, high-performance UI applications using React, JavaScript and TypeScript, with a .NET backend. You will develop reusable components, integrate with REST APIs, and contribute to design systems while collaborating with UX/UI and backend teams in an Agile environment.

Primary focus on front-end engineering, accessibility, and automated testing, with strong collaboration and end-to-end

Qualifications

• Proficient in front-end development with React, TypeScript, and modern UI practices.
• Experience building reusable components and design systems for scalable apps.
• Strong understanding of accessibility, performance optimization, and testing.

Responsibilities

• Develop and maintain responsive UI applications.
• Build reusable components and front-end libraries.
• Integrate with REST APIs and backend services.
• Optimize performance, reliability, and accessibility.
• Implement automated testing and participate in code reviews.
• Collaborate across UX, backend, and product teams.

Skills

React

JavaScript

TypeScript

HTML5

CSS3

Sass/LESS

Tailwind CSS

Tools

Redux

Webpack/Vite

Git

Job description

Job Title: Full Stack Developer Front-End Focused

Location: Miami, FL | Hybrid (3 Days Onsite)

Overview:

Seeking a Front-End focused Full Stack .NET Developer with strong React, JavaScript, and TypeScript experience to build responsive, scalable, and highperformance UI applications.

Required Skills:

• Front-End: React, JavaScript, TypeScript, HTML5, CSS3, Sass/LESS, Tailwind CSS
• UI Engineering: Reusable components, design systems, mobilefirst development
• Tools/Frameworks: Redux, Webpack/Vite, Git
• Performance & Quality: Accessibility, front-end optimization, unit/automated testing
• Backend: C#, .NET 8, ASP.NET Core, RESTful API development
• Databases: PostgreSQL, NoSQL/DocumentDB
• CI/CD: Jenkins, GitHub Copilot
• Collaboration: Troubleshoot full-stack issues, code reviews, work with UX/UI and backend teams
• Methodology: Strong Agile/Scrum experience; excellent communication and endtoend ownership

Responsibilities:

• Develop and maintain responsive UI applications
• Build reusable components and front-end libraries
• Integrate with REST APIs and backend services
• Optimize performance, reliability, and accessibility
• Implement automated testing and participate in code reviews
• Collaborate across UX, backend, and product teams