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I’m looking for an experienced AI developer to build a modern AI-powered platform that combines workflow automation, Retrieval-Augmented Generation (RAG), vector search, and an intelligent chatbot. The system should allow users to upload and manage documents, process and store embeddings in a vector database, and receive accurate, context-aware answers based on their data. The chatbot should support natural conversations, source-based responses, conversation history, and integration with external APIs or business tools. The platform should include a clean user interface, fast response times, secure data handling, scalable architecture, and reliable AI automation workflows. It should also be designed for future features such as multiple knowledge bases, user roles, analytics, additional AI models, and third-party integrations. Please share your portfolio, estimated development timeline, recommended technology stack, and examples of similar AI, RAG, automation, or chatbot projects you have completed.
Project ID: 40623171
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Active 6 days ago
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123 freelancers are bidding on average $211 USD for this job

Hello, I HAVE BUILT AI-POWERED RAG PLATFORMS, CHATBOTS, AUTOMATION SYSTEMS, AND LLM-BASED ENTERPRISE APPLICATIONS, AND I CAN SHOW YOU SIMILAR PROJECTS. I have carefully reviewed your requirements and can build a scalable AI platform that combines workflow automation, Retrieval-Augmented Generation (RAG), vector search, and an intelligent chatbot. The platform will support document uploads, embedding generation, vector database management, context-aware responses with source citations, conversation history, user authentication, and seamless integration with external APIs and business tools. I have 13+ years of experience in Python, LangChain, LlamaIndex, OpenAI, Anthropic, vector databases (Pinecone, Weaviate, Qdrant, pgvector), FastAPI, React, Supabase, and AI workflow automation. I will deliver a secure, scalable solution designed for future expansion with multiple knowledge bases, role-based access, analytics, and support for additional AI models. I WILL PROVIDE 2 YEARS OF FREE ONGOING SUPPORT AND COMPLETE SOURCE CODE. WE WILL WORK WITH AGILE METHODOLOGY AND WILL ASSIST YOU FROM START TO SUCCESSFUL PROJECT DEPLOYMENT. I look forward to discussing your requirements and recommending the best architecture for your AI platform. Thanks, Christina
$140 USD in 7 days
6.5
6.5

With regards to your AI-Powered Automation, RAG & Chatbot platform requirement, I have a strong background in building scalable backend systems and AI-powered platforms, an ideal fit for your project. As an AI and Cloud Developer with notable expertise in Python, FastAPI, Node.js, React, cloud platforms, and database systems, I’m confident I can deliver the secure and dependable system you need. Throughout my career, I've built intelligent applications combining end-to-end AI models ensuring scalable architectures and customized REST APIs. My focus on clean architecture and scalability resonates with the vision for your platform – a clean user interface, minimal downtime, and fast response times that can effectively manage large datasets while providing accurate context-aware answers. My approach to development is primarily user-centric. I'm willing to go above and beyond to ensure the smooth running of your system. From the initial design phase to post-development phase maintenance – I’ll be at every step taking into account future advancements like multiple knowledge bases and scalable user roles. The use of data analytics tools aligns with future improvements such as business analytics or predictive mechanisms for your platform.
$350 USD in 7 days
6.0
6.0

Hello, My recent work covers AI automation platforms with document upload, vector search, and Retrieval-Augmented Generation (RAG) for source-based chatbot answers. I can handle Backend Development for embeddings, conversation history, secure data access, and fast responses. I will design the stack around a clean UI, a vector database, API Integration for business tools, and a scalable workflow layer for future user roles and analytics. I can also share relevant chatbot and automation examples, plus a clear timeline and technology stack before starting. Best regards, Teo
$200 USD in 2 days
5.5
5.5

Hi there, You’re not just asking for a chatbot , you need a system that turns scattered documents into reliable, source-backed answers without losing speed or control. I can help build that foundation with RAG, vector search, workflow automation, and a clean interface that feels responsive and scalable. I’ve worked on AI tools, Python web apps, API integrations, and database-backed platforms, so I can structure the upload, embedding, retrieval, and conversation layers cleanly. I’d typically recommend Python with FastAPI, a vector database, and a modern frontend for the UI, then connect external APIs and business tools in a way that stays maintainable. I’ve shared an initial estimate based on your description, and once we go over a few technical or functional details, I’ll confirm the exact cost and delivery schedule. Looking forward to your reply so we can finalize the exact plan. Should the first version prioritize one knowledge base and one chatbot flow, or multiple workspaces with roles from day one? Thanks, Asad
$75 USD in 3 days
5.6
5.6

Hi, I reviewed your project to build an AI-powered automation, RAG, and chatbot platform with document uploads, vector search, and source-based context answers. I’ll implement backend development for AI Chatbot Development using Retrieval-Augmented Generation with a vector database for embeddings, conversation history handling, and secure data workflows, plus integration with external APIs or business tools. I focus on fast, scalable architecture, clean UI integration, and reliable automation so responses stay accurate from your knowledge. Let’s discuss here now.
$150 USD in 7 days
5.3
5.3

Hi, I can build a scalable AI platform that combines RAG, vector search, workflow automation, and an intelligent chatbot with a secure, high-performance architecture. I'll develop document ingestion, embedding pipelines, context-aware responses, conversation history, API integrations, and a modern responsive UI while keeping the system extensible for future knowledge bases, analytics, user roles, and additional AI models. My focus is reliability, speed, and maintainable code. Let's discuss in chat as I have some queries to ask regarding the project to proceed further.
$100 USD in 7 days
5.0
5.0

Hi, I have extensive experience building AI powered platforms with RAG, vector databases, workflow automation, intelligent chatbots, and API integrations. I can build a scalable solution with secure document processing, context aware responses, conversation history, and a clean user interface while keeping the architecture ready for future enhancements. I have completed similar AI automation and RAG projects, and I can recommend the best technology stack based on your requirements. I can start immediately and deliver a reliable, production ready solution. Best regards.
$250 USD in 7 days
5.1
5.1

Hey , I just saw your project regarding AI-Powered Automation, RAG & Chatbot Platform Support. I've been building scalable web apps and custom integrations for a while, and this fits right into my wheelhouse. I'm a full-stack developer with hands-on experience in AI (custom LLMs, RAG, workflow automation), SaaS architectures (React, Node.js), and Web3 integrations. Instead of just delivering basic scripts, I focus on building secure, production-ready solutions that actually scale. I've launched multiple real-world products and know how to avoid the common technical pitfalls in these areas. Let's have a quick chat so we can go over your exact needs. I can share some of my recent work so you can see the code quality firsthand. Thanks, Emre
$30 USD in 18 days
4.6
4.6

Warm greetings! As a seasoned AI developer, I specialize in building intelligent platforms using LLMs, RAG pipelines, vector databases, and AI automation workflows. With over 9 years of experience, I can develop a scalable AI-powered platform that delivers accurate, context-aware answers from user data. Here's how I can help: * Build document upload, processing, and embedding workflows * Implement RAG architecture with vector search and source-based responses * Develop intelligent chatbot with history and API integrations * Create secure, scalable backend and user-friendly interface Could you share your preferred AI models, expected user volume, and any existing infrastructure or tech stack requirements? I’d be happy to discuss the architecture and timeline.
$140 USD in 7 days
4.5
4.5

Hi, I built an AI chatbot that answers university queries straight from PDF manuals, using OpenAI's API with the documents as a knowledge base, backend on Express, frontend on Next.js. That is the same RAG loop you're describing: upload docs, embed them, return source-based answers. University Portal and IT Assistant AI Chatbot delivered that in about a week with source-grounded responses. One decision worth settling early: which vector store. Pinecone or a self-hosted pgvector setup changes cost and how you scale multiple knowledge bases later. What data volume are you expecting per user? We've also built AI automation workflows internally at MangoCoders, so the chatbot plus automation side is familiar ground. Since we're new to each other, we can start with a milestone on document upload and retrieval so you only release on working output. What document formats do you need first? Adil
$133.57 USD in 7 days
4.6
4.6

Hello, I appreciate the opportunity to bid on your project for an AI-powered platform that integrates workflow automation, Retrieval-Augmented Generation, vector search, and an intelligent chatbot. I understand the importance of creating a user-friendly system that not only manages document uploads and embeddings but also provides context-aware responses through an engaging chatbot interface. With over five years of experience in AI and software development, I have successfully built similar platforms utilizing technologies such as Python, TensorFlow, and various vector databases like Pinecone and Weaviate. My expertise allows me to design scalable architectures that prioritize security and performance. To ensure your project’s success, I propose the following approach: - Collaborate closely to define user requirements and desired features. - Develop a clean and intuitive user interface while ensuring fast response times. - Implement robust data handling and secure storage solutions. - Create a modular architecture to easily integrate future features and third-party tools. I am excited about the possibility of working together and confident in my ability to deliver quality results on time. I would love to discuss your project further and clarify any details. Thank you for considering my bid.
$140 USD in 7 days
4.3
4.3

I understand you're building a sophisticated AI platform integrating RAG and chatbot capabilities, similar to recent projects I've completed where we leveraged LangChain and FAISS for efficient document retrieval and context-aware responses. My experience directly aligns with your need for a robust, scalable solution. My technical approach will involve a Python-based backend utilizing FastAPI for a performant API. For RAG, I'll implement LangChain with Sentence-Transformers for embedding generation and FAISS for efficient vector indexing and similarity search. The chatbot will leverage a fine-tuned LLM (e.g., Llama 2 or a similar open-source model) for conversational fluency and source attribution. I'll design a clear data ingestion pipeline for document processing and a robust conversation memory management system. How do you envision the API endpoints for document management and chatbot interaction being structured? Are there specific external APIs or business tools you're prioritizing for integration initially? I'm available to discuss these details further and outline a precise project roadmap.
$241 USD in 21 days
4.2
4.2

Hi, this project is a strong fit if you want one platform that combines document ingestion, RAG, vector search, and a reliable chatbot with room to grow. I’ve built AI systems that handle uploads, embedding pipelines, retrieval over private data, and conversational responses with source grounding and history. My approach would be to keep the stack clean and scalable: a fast frontend, secure API layer, background jobs for document processing, and a vector database for retrieval. I’d focus on response quality, traceable citations, and safe data handling from day one. I’m comfortable with Python, FastAPI, PostgreSQL, Redis, and modern AI tooling for embeddings, orchestration, and chatbot flows. I also plan for future needs like multiple knowledge bases, roles, analytics, and external integrations without forcing a rebuild. If you’d like, I can outline the recommended architecture and timeline. Best regards, Gabriel
$100 USD in 2 days
4.0
4.0

You want an AI platform with workflow automation, RAG, and a chatbot that handles documents and provides context-aware answers. I will start by setting up the core data ingestion and embedding pipeline. I will build this using Python for backend logic, leveraging libraries like LangChain to orchestrate the RAG process, Faiss for the vector database, and a suitable LLM provider like OpenAI's API for natural language understanding. Documents will be parsed using libraries such as PyMuPDF, chunked, and then embedded. The chatbot interface will be built using a framework like Flask or FastAPI, exposing an API for a separate frontend. Conversation history will be stored in a simple PostgreSQL database. The part where the brief is underspecified is how the external API integrations should be handled; I will assume a standard REST API integration pattern that we can firm up later. My one question is about the desired level of conversational memory for the chatbot, specifically how many past turns should be retained for context. For what it is worth, every job I have taken on Freelancer has gone out on time and on budget, 100% on both. This project sounds like a solid fit for that approach. A short call on Freelancer to settle the scope would be good, covering document ingestion strategy and the specific API integration requirements.
$248 USD in 21 days
3.7
3.7

Hello, Is the primary goal of your platform to enhance efficiency through automation? Do you have a preferred technology stack for the vector database? Excited about your AI platform! For this project, I'll focus on a streamlined and intuitive user experience, addressing the challenge of simultaneously handling large datasets and providing swift, context-aware interactions. I can share examples in chat. Let's discuss the timeline and costs in more detail once we review your needs together. Looking forward to bringing your vision to life. Feel free to message me anytime to explore next steps!
$30 USD in 1 day
3.0
3.0

Hi, I understand you need an AI-powered platform combining workflow automation, RAG, vector search, and an intelligent chatbot that can deliver accurate answers from uploaded business documents. I can build this with a scalable architecture including document processing, embeddings generation, vector database integration, LLM-based conversations, API integrations, user management, and a clean responsive interface. My recommended stack would include Python/FastAPI for backend services, LangChain or LlamaIndex for RAG workflows, PostgreSQL with vector storage, and OpenAI or other LLM APIs depending on your requirements. I will focus on accuracy, fast responses, secure data handling, and a flexible foundation for future features like multiple knowledge bases, analytics, roles, and automation workflows.
$177 USD in 2 days
2.8
2.8

Hello, Are you looking to streamline your workflow with cutting-edge AI technology? My name is Rajesh Rolen, and I specialize in developing AI-powered platforms that revolutionize automation processes and enhance user experiences. I understand your need for a modern platform that integrates workflow automation, RAG, vector search, and an intelligent chatbot seamlessly. With my expertise in AI development, I can create a solution that not only meets but exceeds your expectations. By leveraging advanced AI algorithms and innovative development processes, I will build a platform that allows for document management, accurate data retrieval, and context-aware responses. The system will feature a user-friendly interface, fast response times, and robust security measures to ensure optimal performance. My portfolio showcases successful projects similar to yours, demonstrating my technical skills and commitment to quality. I am dedicated to clear communication, responsive support, and delivering results that align with your project requirements. Let's discuss how we can bring your AI-powered automation platform to life. Please open a chat with me to explore the possibilities further. Website: https://www.freelancer.com/u/rajeshrolen Sincerely, Rajesh Rolen
$140 USD in 7 days
2.9
2.9

Hi, I've built AI-powered applications involving LLM integrations, automation workflows, document processing, and knowledge-based chat systems. Your project aligns well with my experience in developing RAG pipelines that connect business data with intelligent assistants. I can build a scalable architecture with document ingestion, text processing, embeddings generation, vector database storage, and context-aware chatbot responses with conversation history. The platform can support multiple knowledge bases, user permissions, analytics, and future AI model integrations. For the stack, I would typically recommend Python with FastAPI for AI services, PostgreSQL + a vector database such as Qdrant/Pinecone/pgvector, React for the frontend, and secure cloud deployment. This provides a maintainable foundation while keeping the system flexible for future expansion. I can help define the MVP scope, implement the core AI workflow, integrate external APIs, and deliver clean documentation with a deployment guide. I'm available to discuss your requirements, timeline, and the best architecture for the platform.
$140 USD in 7 days
2.9
2.9

Hello, Your platform vision aligns well with the kind of AI systems I build: RAG pipelines, vector search, conversational assistants, and automation workflows designed for scale. I can help develop a secure, modern solution where users upload documents, generate embeddings, query knowledge through a context-aware chatbot, and connect external APIs or business tools. I’d approach this with a scalable architecture that supports conversation history, source-grounded answers, clean UI, and future expansion for multiple knowledge bases, analytics, roles, and added models. Recommended stack: Python/FastAPI backend, React frontend, PostgreSQL, a vector database such as Pinecone or Weaviate, and OpenAI or open-source LLM integrations depending on your preference. I’ve worked on AI assistants, retrieval systems, and workflow automation platforms with emphasis on reliability, performance, and maintainability. I’d be glad to support this build and help shape a strong technical roadmap. Best regards, Miguel
$100 USD in 3 days
2.3
2.3

Hi, I’ve worked on AI-driven platforms where document ingestion, embeddings, and chat are central to daily workflows. The focus is on reliable latency, clean UX, and strict data handling in production. Execution approach: 1-2 lines I’d start by validating the current data ingest and embedding pipeline, then wire up a lightweight chat loop with source-based responses and a simple knowledge graph to route queries. I’d lock in a minimal UI and implement end-to-end checks for privacy, access control, and API integrations. One technical risk / key challenge: 1 line Latency can spike as the vector store grows and when external API calls slow down. Two clarification questions 1) What should happen if documents become unavailable or are updated after a user query, and how should history be reconciled? 2) How should access and billing be handled across multiple knowledge bases in the initial release? If we're aligned, I can outline the implementation phases before kickoff. Best regards, Brandon
$100 USD in 1 day
2.4
2.4

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