React TypeScript Full Stack Engineer: Real-Time AI UI

Apex Systems; Arlington (VA); On-site; USD 110,000 - 140,000; Full time

Benefits offered by this job

ESPP

401K with company match

Health Savings Account (HSA)

Employee Assistance Program (EAP)

Professional development & training

Job summary

Everforth Apex is seeking a Full Stack Engineer to join our Arlington, VA team onsite. You will build modern React/TypeScript front-ends and real-time interfaces, collaborating directly with federal clients in a consulting capacity to deliver scalable solutions.

The role emphasizes AI-enabled UX, streaming data, and end-to-end delivery in a fast-paced environment, with emphasis on performance, code quality, and modern engineering practices.

Qualifications

• Proficiency in React with TypeScript is required.
• Experience building real-time applications using WebSockets or SSE.
• Strong testing discipline using Playwright, Cypress, and Jest.

Responsibilities

• Build modern user interfaces and component-based apps focusing on React and TypeScript.
• Develop real-time applications with WebSockets/SSE for streaming data.
• Connect front-end to APIs, microservices, and cloud platforms for performance and scalability.
• Apply modern delivery practices with TDD using Playwright, Cypress, and Jest.
• Develop AI-enabled products such as copilots and conversational UIs.
• Collaborate directly with customers in a consulting capacity to deliver scalable solutions.

Skills

React

TypeScript

WebSockets

Server-Sent Events

Playwright

Cypress

Jest

Tools

Playwright

Cypress

Jest

Job description

Everforth Apex is seeking a Full Stack Engineer to join our Arlington, VA team onsite. You will build modern React/TypeScript front-ends and real-time interfaces, collaborating directly with federal clients in a consulting capacity to deliver scalable solutions.

The role emphasizes AI-enabled UX, streaming data, and end-to-end delivery in a fast-paced environment, with emphasis on performance, code quality, and modern engineering practices.