AI Applications Engineer: Build Enterprise AI Platforms

BigBear.ai; United States; On-site; USD 130,000 - 180,000; Full time

Job summary

BigBear.ai is seeking a hands-on AI Application Engineer to build next-generation enterprise AI applications. You will design full-stack solutions using Python, REST APIs, React/TypeScript, and relational databases, integrating LLMs, RAG, and AI agents to automate business processes.

Work spans from data integration to interactive UIs, with emphasis on configurable platforms, secure production code, and collaboration with architects and domain experts. U.S. residency required.

Qualifications

• 3+ years of software development experience including backend and/or full-stack work.
• Ability to obtain and maintain a U.S. government security clearance.
• Strong Python programming and REST API development experience.
• Experience building modern web apps using JavaScript/TypeScript and React.
• Working knowledge of SQL and PostgreSQL.
• Practical experience developing or integrating LLM-powered applications (RAG, AI agents, or LLM API integrations).
• Familiarity with Git, Docker, testing, and debugging.
• Ability to learn new frameworks quickly and deliver working software.

Responsibilities

• Design and develop full-stack AI applications using Python, REST APIs, React/TypeScript, and relational databases.
• Build AI-powered features using LLMs, RAG, semantic search, and agent-based architectures.
• Develop integrations connecting AI agents with enterprise databases, APIs, documents, and business systems.
• Help build a configurable AI platform that supports domain-specific knowledge, reusable AI capabilities, workflow automation, and interactive user experiences.
• Implement and enhance data visualization, dashboards, chat interfaces, and AI-assisted business workflows.
• Experiment with AI frameworks, tools, and technologies to evaluate and implement new capabilities.
• Collaborate with solution architects, AI engineers, and domain experts to transform business requirements into working applications.
• Develop maintainable, tested, secure, and production-quality software using modern development practices.
• Leverage AI coding assistants to accelerate development while maintaining strong engineering standards.
• Support modernization and integration of existing applications as needed.

Skills

Python programming

REST APIs

JavaScript/TypeScript

React

SQL / PostgreSQL

LLM-powered apps

Git / testing

Problem solving

Tools

Docker

CI/CD

Job description

BigBear.ai is seeking a hands-on AI Application Engineer to build next-generation enterprise AI applications. You will design full-stack solutions using Python, REST APIs, React/TypeScript, and relational databases, integrating LLMs, RAG, and AI agents to automate business processes.

Work spans from data integration to interactive UIs, with emphasis on configurable platforms, secure production code, and collaboration with architects and domain experts. U.S. residency required.