Full-Stack Engineer: Agentic AI on AWS (TS/SCI)

Strategic Business Systems; Chantilly (VA); Hybrid; USD 180,000 - 270,000; Full time

Benefits offered by this job

Telework and flexible-schedule

Comprehensive medical, dental, and vis

401(k) retirement plan with company

Paid Time Off

Professional development support

Job summary

Strategic Business Systems in Chantilly, VA is seeking a Full-Stack Engineer to join our AWS Professional Services team on a mission-critical national program. You will own the end-to-end user experience for live AI agent execution, from the React/Next.js interface through APIs and streaming pipelines.

Work includes real-time interfaces, durable chat state, tool-call visualization, and secure, distributed systems.

Qualifications

• 3+ years of professional software development experience.
• Strong experience with TypeScript.
• Experience building production applications using React and Next.js.
• Experience developing backend services and APIs using FastAPI, Node, or similar technologies.
• Ability to troubleshoot issues across the entire application stack.

Responsibilities

• Design and build production applications using TypeScript, React, and Next.js.
• Own the full vertical stack from React components through APIs and backend services.
• Build real-time interfaces using SSE, WebSockets, and streaming architectures.
• Develop user experiences for live agent execution and AI-driven workflows.
• Build and maintain durable chat state and notification architectures.
• Develop interfaces for tool calls, artifacts, lineage, and agent execution traces.
• Handle complex application behaviors including event ordering, reconnection, partial state, and optimistic updates.
• Build and operate backend services and APIs using FastAPI and Node.
• Diagnose issues across the full application stack using logs, traces, and telemetry.
• Build automated unit and end-to-end testing into the development process.
• Work with distributed tracing technologies such as OpenTelemetry.
• Use AI coding assistants as part of the daily development workflow while validating generated code through testing and engineering review.
• Collaborate with AWS engineers, AI specialists, and customer stakeholders in a secure mission environment.

Skills

3+ years of software development

TypeScript

React

Next.js

Backend APIs

Education

Bachelor's degree in Computer Science or equivalent

Tools

React

Next.js

TypeScript

FastAPI

Node.js

SSE

WebSockets

Job description

Strategic Business Systems in Chantilly, VA is seeking a Full-Stack Engineer to join our AWS Professional Services team on a mission-critical national program. You will own the end-to-end user experience for live AI agent execution, from the React/Next.js interface through APIs and streaming pipelines.

Work includes real-time interfaces, durable chat state, tool-call visualization, and secure, distributed systems.