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oracle

Web Application Developer

SAIC
Reston, USA
Mid
Onsite
Discovered 6 days ago
awsazuredjangofastapiflaskjavascript

Full Job Posting

Key Responsibilities:

  • Front-End Development: Design, build, and maintain responsive, user-friendly web interfaces using ReactJS, including state management, component architecture, and integration with RESTful and streaming APIs.
  • Python Backend Development: Develop and maintain scalable backend services in Python, exposing clean APIs to support front-end and AI-driven functionality.
  • LLM Application Engineering: Design, implement, and optimize AI-powered features using LangChain and LangGraph, including building conversational agents, retrieval-augmented generation (RAG) pipelines, and multi-step agentic workflows.
  • API Design & Integration: Build and maintain well-documented APIs that connect front-end applications with backend services and third-party LLM providers.
  • CI/CD & Deployment: Contribute to continuous integration and continuous delivery pipelines to streamline code deployment, testing, and release cycles for web applications.
  • Cloud Deployment: Deploy and maintain web applications and backend services in cloud environments (AWS and/or Azure), ensuring high availability, security, and cost efficiency.
  • Security & Compliance: Collaborate with the cybersecurity team to embed best practices into the development lifecycle, including secrets management, secure API design, vulnerability scanning, and compliance automation.

Qualifications

  • Bachelors and nine (9) years or more experience; Masters and seven (7) years or more experience; PhD or JD and four (4) years or more experience.
  • TS/SCI with Polygraph.
  • Proven experience building production web applications with ReactJS and modern JavaScript/TypeScript.
  • Strong proficiency in Python, with experience developing backend services and APIs (e.g., FastAPI, Flask, or Django).
  • Hands-on experience with LangChain, LangGraph, and LangSmith, or comparable LLM orchestration and observability frameworks.
  • Familiarity with vector databases, embeddings, and retrieval-augmented generation (RAG) architectures.
  • Experience with CI/CD pipelines and cloud deployment on AWS or Azure.
  • Understanding of secure development practices and compliance requirements.

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