All Services Programming & Development Programming & Software AI & GPT Integration $70/hr · Starting at $250 I help businesses harness the power of AI by integrating advanced GPT models and natural language processing features into their platforms. Whether you're building a chatbot, virtual assistant, or want to automate workflows using OpenAI, LangChain, FastAPI, or vector search (like FAISS or Pinecone), I bring the technical skills to implement intelligent, scalable AI features.Let’s turn your AI concept into a reality—whether it’s an internal assistant, a customer-facing chatbot, or a fully automated LLM tool.🛠️ Services OfferedCustom Chatbot and AI Assistant Development (OpenAI, GPT-4)LangChain & vector-based retrieval systems (FAISS, Pinecone)FastAPI/Node.js backends for AI integrationWhatsApp, Slack, or Web integrationsPrompt engineering and fallback logicRAG (retrieval-augmented generation) system buildsFine-tuned or context-specific workflows About $70/hr · Ongoing Download Resume I help businesses harness the power of AI by integrating advanced GPT models and natural language processing features into their platforms. Whether you're building a chatbot, virtual assistant, or want to automate workflows using OpenAI, LangChain, FastAPI, or vector search (like FAISS or Pinecone), I bring the technical skills to implement intelligent, scalable AI features.Let’s turn your AI concept into a reality—whether it’s an internal assistant, a customer-facing chatbot, or a fully automated LLM tool.🛠️ Services OfferedCustom Chatbot and AI Assistant Development (OpenAI, GPT-4)LangChain & vector-based retrieval systems (FAISS, Pinecone)FastAPI/Node.js backends for AI integrationWhatsApp, Slack, or Web integrationsPrompt engineering and fallback logicRAG (retrieval-augmented generation) system buildsFine-tuned or context-specific workflows Skills & Expertise Chatbot AutomationChatbot BuildingFaissFastAPILangChainNode.jsOpen AIPineconPrompt EngineeringRedisRestWebSocketWhatsApp Chatbot Related Work Collections Connectors Project GPT-4 API Key Integration for WATI Chatbot Datability Drug / Background Screening Platform Development Agensy Care Management Platform The Property Plug 52 Reviews Manuel 51 says, Very satisfied with Brandon's professionalism. for Assist in defining lawfirm agent steps on Sep 01, 2025 Dana 193 says, It's a pleasure working with Brandon bring my project to life for Looking to build MVP for a real estate p on Aug 21, 2025 Dana 193 says, Very easy to work with. Very detailed for Looking to build MVP for a real estate p on Jul 28, 2025 Dana 193 says, Brandon has over delivery on my project for Looking to build MVP for a real estate p on Jul 09, 2025 Dana 193 says, Its a pleasure working with Brandon. He delivered on time and quality work for Looking to build MVP for a real estate p on Jun 25, 2025 Sign up or Log in to see more. Browse Similar Freelance Experts Node.js DevelopersReact Native DevelopersPostgreSQL DevelopersJavaScript DevelopersExpress.js DevelopersSaaS DevelopersMongoDB DevelopersAPI DevelopersiOS App DevelopersJSON DevelopersAPI Integration DevelopersFull Stack DevelopersCRM ConsultantsCRM DevelopersTailwind CSS DevelopersFlutter DevelopersMySQL DevelopersHIPAA ConsultantsElasticsearch DevelopersMachine Learning EngineersLaravel DevelopersCyber Security ExpertsArtificial Intelligence (AI) ProgrammersFront End Developers