AI Application Engineer
BigBear.ai2 years ago
USA (city not specified)Mid Level
Responsibilities
- Design and develop full-stack AI applications using Python, REST APIs, React/TypeScript, and relational databases.
- Build AI-powered features using LLMs, retrieval-augmented generation, semantic search, and agent-based architectures.
- Integrate AI agents with enterprise databases, APIs, documents, and business systems.
- Develop configurable AI platform capabilities for domain-specific knowledge, reusable AI features, workflow automation, and interactive user experiences.
- Implement data visualizations, dashboards, chat interfaces, and AI-assisted business workflows.
- Evaluate and implement emerging AI frameworks, tools, and technologies.
- Collaborate with solution architects, AI engineers, and domain experts to turn business requirements into working applications.
- Develop maintainable, tested, secure, and production-quality software and support modernization and integration of existing applications.
Requirements
- At least 3 years of software development experience, including hands-on backend and/or full-stack application development.
- Ability to obtain and maintain a U.S. government security clearance.
- Strong Python programming skills and experience developing REST APIs with FastAPI, Flask, or similar frameworks.
- Experience developing modern web applications with JavaScript/TypeScript and React or comparable frontend technologies.
- Working knowledge of SQL and relational databases such as PostgreSQL.
- Practical experience developing or integrating LLM-powered applications, including RAG, AI agents, or LLM API integrations.
- Familiarity with Git, Docker, testing, debugging, and modern development tools.
- Ability to learn new frameworks quickly, solve complex technical problems, and independently deliver working software.
- Preferred experience with LangChain, LangGraph, LangChain4j, vector databases, Model Context Protocol, agent orchestration, multiple LLM providers, configurable platforms, workflow automation, dynamic interfaces, Redis, Keycloak/OAuth, Dash/Plotly, Nx monorepos, CI/CD, containerization, cloud-native deployment, and government, defense, or regulated-environment software.
Tech Stack
Categories
About BigBear.ai
BigBear.ai develops AI-powered decision intelligence software, computer vision, and modeling/simulation tools for U.S. defense, intelligence, federal civilian, and critical-infrastructure markets. It sells software platforms and contract services, often deployed in secure government clouds, to support mission planning, logistics, and cybersecurity. Founded in 1988 and headquartered in McLean, Virginia, BigBear.ai is a public company listed on the NYSE under the ticker BBAI.