Senior Full-Stack Engineer - React/Node, APIs & Scale

Quantum Technologies. LLC; Woodlawn (MD); On-site; USD 90,000 - 130,000; Full time

Job summary

Quantum Technologies. LLC is seeking a skilled full-stack developer to design, build, and optimize enterprise web applications using React.js, Redux, and Node.js. You'll create scalable RESTful APIs with Express.js, work with PostgreSQL, and mentor junior developers within an Agile team.

You will tackle frontend and backend challenges, optimize performance, and contribute to data modeling, testing, and CI/CD practices in a dynamic environment.

Qualifications

• Proven full-stack experience with React.js and Node.js.
• Hands-on with Express, Redux, and RESTful APIs.
• Strong understanding of frontend UI frameworks and backend architecture.
• Solid JavaScript/TypeScript, HTML, CSS, and Bootstrap skills.
• Strong PostgreSQL skills including complex SQL and optimization.
• Experience with Agile methods: Scrum, Kanban, TDD, and BDD.

Responsibilities

• Design, develop, and implement enterprise web apps using React.js, Redux, Node.js.
• Build scalable RESTful APIs and microservices with Express.js and Knex.
• Develop modular SPAs and ensure code quality through best practices.
• Troubleshoot across frontend, backend, middleware, and database layers.
• Collaborate with teams and mentor junior developers.

Skills

Full-stack development

React.js

Node.js

Redux

RESTful APIs

Frontend UI frameworks

JavaScript/TypeScript

HTML/CSS/Bootstrap

PostgreSQL/SQL

Agile methodologies (Scrum/Kanban/TDD/

Tools

Jenkins

Docker

OpenShift

CI/CD

AWS

Redis

SOLR

NGINX

ElastiCache

Git/Bitbucket/SonarQube

Job description

Quantum Technologies. LLC is seeking a skilled full-stack developer to design, build, and optimize enterprise web applications using React.js, Redux, and Node.js. You'll create scalable RESTful APIs with Express.js, work with PostgreSQL, and mentor junior developers within an Agile team.

You will tackle frontend and backend challenges, optimize performance, and contribute to data modeling, testing, and CI/CD practices in a dynamic environment.