Senior Frontend Engineer - React & TypeScript

Quantum Technologies LLC; Maryland; Presencial; USD 91.000 - 124.000; Jornada completa

Descripción de la vacante

Quantum Technologies. LLC is seeking a Front End Developer (React.js & TypeScript) in Sparks Glencoe, MD for a 12-month contract with extension options. You will build reusable UI components, translate designs into interfaces, and work with REST/GraphQL APIs to deliver scalable web applications.

Required 5+ years in frontend development, strong React/TS skills, and experience with modern tooling (Webpack/Vite, CI/CD, cloud services). On-site in Maryland with a collaborative Agile team.

Formación

• 5+ years of professional frontend development.
• Experience building responsive, enterprise-grade web apps.
• Designing reusable UI components and scalable frontend architectures.
• Integrating REST APIs and backend services.
• Knowledge of WCAG accessibility standards.
• Experience working in Agile/Scrum environments.
• Experience with AWS/Azure/GCP cloud services.
• CI/CD knowledge (Jenkins, GitHub Actions, GitLab CI/CD).
• Familiarity with Terraform and IaC practices.
• Docker and Kubernetes experience is preferred.

Responsabilidades

• Build reusable, modular, scalable UI components using React Hooks and functional components.
• Translate UI/UX designs, wireframes, and requirements into interactive web interfaces.
• Develop SPAs with modern frontend architecture and state management.
• Integrate frontend apps with RESTful APIs and GraphQL services.
• Create responsive layouts using HTML5, CSS3, Flexbox, and CSS Grid.
• Implement micro-frontend architectures with Module Federation or similar.
• Optimize performance with lazy loading, code splitting, caching, and rendering optimizations.
• Develop and maintain reusable component libraries and enterprise design systems.
• Participate in code reviews, design discussions, and Agile development activities.

Conocimientos

React.js

React Hooks

Functional components

HTML5

CSS3

Responsive design

State management (Redux / Zustand / 1)

Next.js

RESTful APIs

GraphQL

Axios / Fetch API

WCAG accessibility

Agile/Scrum

AI-assisted development tools

5+ years frontend experience

Educación

Bachelor's degree in Computer Science / IT / Software Engineering

Herramientas

AWS Amplify

Lambda

EC2

S3

GitHub Actions

Jenkins

GitLab CI/CD

Docker

Kubernetes

Terraform

Vite

Webpack

NPM

Yarn

Git

Descripción del empleo

Quantum Technologies. LLC is seeking a Front End Developer (React.js & TypeScript) in Sparks Glencoe, MD for a 12-month contract with extension options. You will build reusable UI components, translate designs into interfaces, and work with REST/GraphQL APIs to deliver scalable web applications.

Required 5+ years in frontend development, strong React/TS skills, and experience with modern tooling (Webpack/Vite, CI/CD, cloud services). On-site in Maryland with a collaborative Agile team.