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

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

Benefits offered by this job

Medical, dental, and vision coverage

401(k) with company match

PTO and holidays

AWS certifications support

Telework options

Disability insurance

Life insurance

Job summary

Strategic Business Systems (SBS) is seeking a Full‑Stack Engineer to build the agentic AI platform's UI and production APIs in a secure AWS environment. You will own the end-to-end user experience from React components to backend services, including real-time interfaces and streaming architectures.

Ideal candidates have 3+ years in software development, strong TS/React/Next.js skills, and experience with FastAPI/Node.

Qualifications

• 3+ years of professional software development experience.
• Strong experience with TypeScript.
• Experience building production applications using React and/or 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 Server-Sent Events (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 technologies such as 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

TypeScript

React

Next.js

FastAPI

Node.js

Real‑time systems

SSE/WebSockets

OpenTelemetry

AWS

Education

Bachelor’s degree in Computer Science or equivalent

Tools

Next.js

FastAPI

Node.js

OpenTelemetry

Job description

Strategic Business Systems (SBS) is seeking a Full‑Stack Engineer to build the agentic AI platform's UI and production APIs in a secure AWS environment. You will own the end-to-end user experience from React components to backend services, including real-time interfaces and streaming architectures.

Ideal candidates have 3+ years in software development, strong TS/React/Next.js skills, and experience with FastAPI/Node.