Java Full Stack AI Engineer

Job Title: Java Full Stack AI EngineerLocation: Miami, FLJob Type: w2 Contract/Fulltime Position Role Summary•We are seeking an experienced Full-Stack AI Engineer to design, build, and scale production-grade AI applications. The ideal candidate combines strong frontend expertise in React, Next.js, and TypeScript with backend development in Node.js and Python, and has hands-on experience integrating LLM APIs, real-time streaming interfaces, RAG pipelines, AI agent workflows, and scalable multi-tenant architectures.Day-to-Day Responsibilities•Design and develop scalable full-stack AI applications using React, Next.js, TypeScript, Node.js, and Python.•Own the full UI lifecycle from wireframe through production, including accessibility, responsiveness, and performance optimization.•Develop streaming conversational interfaces using Server-Sent Events (SSE) and WebSockets.•Implement token-level streaming for real-time AI response rendering.•Build and maintain RESTful APIs and asynchronous backend services.•Integrate and orchestrate LLM APIs, tool calling, and multi-step AI workflows.•Collaborate with AI/ML engineers to integrate structured JSON outputs into frontend rendering pipelines.•Design scalable multi-tenant architectures with row-level security.•Build and optimize Retrieval-Augmented Generation (RAG) pipelines and AI agent workflows.•Support deployment automation, CI/CD, and cloud-native infrastructure operations.•Collaborate effectively with globally distributed engineering and product teams.Basic Qualifications•7+ years of professional experience with React and TypeScript.•7+ years of experience designing REST APIs and asynchronous backend systems.•5+ years of experience building applications using React and Next.js.•3+ years of experience integrating LLM APIs into production applications.•3+ years of experience implementing streaming UI patterns using SSE or WebSockets.•Strong experience building scalable multi-tenant applications.•Hands-on experience with Node.js and Python backend development.•Experience with AI orchestration workflows and conversation state management.•Preferred Technical Expertise•Experience with RAG architectures, vector search, embeddings, and AI agent frameworks.•Overall understanding of ADF & JAVA frameworks•Understanding of LLM tool/function calling, structured outputs, prompt orchestration, and stateful conversational applications.•Experience with cloud-native deployment patterns, containerization, observability, and CI/CD.•Strong understanding of frontend performance, accessibility standards, secure API design, and production engineering best practices.•Core Technology StackArea Technologies / Capabilities•Frontend: React, Next.js, TypeScript, responsive UI, accessibility, performance optimization•Backend: Node.js, Python, RESTful APIs, asynchronous services•Real-Time: SSE, WebSockets, token-level streaming•AI / LLM: LLM APIs, tool calling, structured JSON outputs, orchestration, conversation state•AI Architecture: RAG pipelines, AI agents, multi-step workflows•Architecture: Scalable multi-tenant applications, row-level security•DevOps / Cloud : CI/CD, deployment automation, cloud-native infrastructure