Senior Front-End Architect — React/Node & Cloud APIs

Essential Software Inc; Rockville (MD); Hybrid; USD 115,000 - 160,000; Full time

Benefits offered by this job

Health care

401(k) retirement savings

Professional development

Job summary

Essential Software Inc. (ESI) is seeking a Sr. Software Engineer to join a team delivering front-end platforms for federal IT projects.

You will design and implement scalable React.js applications, integrate RESTful and GraphQL APIs with Node.js, and collaborate with UX designers and product owners to meet user needs. The role requires 5+ years in frontend development, strong React expertise, and experience with modern tooling (Webpack/Vite, Git, CI/CD) in a hybrid Rockville, MD environment with

Qualifications

• Bachelor's degree in Computer Science, Web Development, or related field.
• 5+ years of frontend development experience.
• Strong React.js expertise with hooks and state management.
• Proficiency with Node.js and API integrations.
• Experience with HTML5, CSS3, JavaScript (ES6+), accessible design.

Responsibilities

• Collaborate with designers and engineers to deliver front-end solutions.
• Architect, develop, and maintain scalable React.js apps and component libraries.
• Build RESTful and GraphQL APIs with Node.js.
• Create technical documentation and architecture guides.
• Write design documents for complex front-end components.
• Develop acceptance tests with business users and ensure accessibility.
• Monitor front-end performance and optimize for speed and reliability.
• Integrate existing design systems into new environments.
• Mentor juniors through code reviews and pairing sessions.
• Lead projects with milestones and timelines; drive agility in ceremonies.
• Present progress and risks to stakeholders; drive process improvements.

Skills

React.js

Node.js

JavaScript (ES6+)

HTML5/CSS3

UI/UX collaboration

CI/CD pipelines

Git

AWS AI Practitioner

Communication

Agile/Scrum

Government project experience

Education

Bachelor's degree in CS/Web Development/related

Tools

Webpack/Vite

D3.js

Recharts

Git (tooling)

Cloud/AWS services

Job description

Essential Software Inc. (ESI) is seeking a Sr. Software Engineer to join a team delivering front-end platforms for federal IT projects.

You will design and implement scalable React.js applications, integrate RESTful and GraphQL APIs with Node.js, and collaborate with UX designers and product owners to meet user needs. The role requires 5+ years in frontend development, strong React expertise, and experience with modern tooling (Webpack/Vite, Git, CI/CD) in a hybrid Rockville, MD environment with