New

AI Engineer

Quadrant, Inc.

Feb 23, 2026
AI Engineer Sterling, VA Pay From: $165,000.00 MUST: AI Engineer Must be able to obtain a US Government Security clearance/Clearable 8+ years overall and 3+ years of full-stack development experience in a production environment. Python, JavaScript/Typescript, and modern frameworks such as React Experience with REST API development, Flask, or FastAPI Experience with PostgreSQL, SQLAlchemy, and ORM-based data models Familiarity with AWS infrastructure, including EC2, RDS, and 53 Understanding of secure coding practices and authentication flows (0Auth2, Microsoft Entra ID preferred) Experience working in an Agile/Scrum development environment Experience with Al or data analytics products (OpenAI APls, LangChain, or similar frameworks) Knowledge of Docker, Nginx, and Linux system administration Familiarity with Typescript, TailwindCSS, and modern front-end build tools (Vite, Webpack) Experience implementing data visualization using libraries such as Recharts or Plotly Knowledge of security best practices for web applications and APls Desire to work with emerging technologies such as LLMs, RAG architectures, and vector databases BS degree required Computer Science, Information Systems, Engineering, or Mathematics preferred Equivalent work experience in software engineering or full-stack development may be considered DUTIES: AI Engineer Design, build, and maintain scalable full-stack web application for the Quantify platform using React (Vite) on the front end and Python (Flask/FastAPI) on the back end Develop and maintain RESTful APls and integrate with PostgreSQL {Aurora) databases and vector stores Implement responsive, secure, and performant UI components for data visualization, document management, and Al interaction workflows Assist in managing the deployment and scaling of services in AWS {EC2, ALB, RDS, S3, CloudWatch) environments Participate in code reviews, Cl/CD pipeline improvements, and containerization efforts (e.g., Docker, Kubernetes, system services) Ensure quality and maintainability through testing, logging, and documentation Support Agile sprint planning, issue tracking, and user story refinement alongside product managers and other engineers Mentor junior developers as necessary and contribute to architecture discussions and technical roadmap planning Quadrant is an affirmative action/equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, status as a protected veteran, or status as an individual with a disability. "Healthcare benefits are offered to all eligible employees according to compliance mandated by the Affordable Care Act".