Build production-grade LLM systems across RAG pipelines, agents, and document intelligence.
- Experience Level: 2-4 years
- Core Stack: AWS Bedrock, LlamaIndex, LangChain, Vector Databases, Python

About Brand & Bot
Brand & Bot is a digital modernization and AI company that helps organizations transform their revenue engine by connecting brand, data, automation, and AI into one unified operating system.We build production-grade AI systems that go beyond chatbots, specializing in document intelligence, retrieval-augmented generation (RAG), AI agents, and end-to-end LLM pipelines integrated into real products.Our focus is on building AI systems that are maintainable, explainable, and designed to scale.
The Role
We are looking for an AI Developer with hands-on experience building and deploying LLM-based systems in production environments.You will work on real-world AI pipelines involving raw document parsing and ingestion, intelligent chunking and retrieval, vector search and RAG architectures, AI agents and tool-calling workflows,



and prompt engineering and optimization.This role is adecuado for someone who enjoys transforming unstructured data and documents into reliable, production-ready AI systems.
What You Will Do
Core Responsibilities
- Design and build LLM-based applications using modern AI frameworks (LlamaIndex, LangChain)
- Implement end-to-end RAG pipelines from data ingestion to retrieval and generation
- Build and maintain vector-based retrieval systems using production databases like Qdrant, Pinecone, FAISS, Weaviate, and Chroma
- Design and optimize document ingestion pipelines (PDFs, DOCX, complex layouts, tables)
- Define intelligent chunking strategies that preserve semantic context
- Create metadata extraction and enrichment workflows

AI Agents and Tool Integration
- Build AI agents capable of multi-step reasoning, planning, and context management
- Design and implement custom tools for agents, including API integrations, database queries, and document

📌 AI Developer (Chile)
🏢 Brand & Bot
📍 Chile