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Excited to share my latest AI project – a Perplexity-style AI Chatbot built using the MERN Stack! Over the past few weeks, I developed a full-stack AI-powered search and chat platform that combines conversational intelligence with real-time web information retrieval. Tech Stack: • MongoDB, [login to view URL], React.js, Node.js (MERN) • SASS for responsive and modern UI design • Google Gemini API for generating intelligent conversational responses • Mistral API for dynamic website/content generation • Tavily Search API for fetching real-time internet updates and current information Key Features: AI-powered conversational interface Real-time web search integration Context-aware responses Dynamic content generation Clean and responsive user experience Full-stack architecture with scalable backend APIs This project helped me gain hands-on experience with Retrieval-Augmented Generation (RAG)-style workflows, API integration, prompt engineering, state management, and building production-ready AI applications. Building this chatbot strengthened my understanding of how modern AI products combine Large Language Models, search systems, and web technologies to deliver accurate and up-to-date information. #AI #GenerativeAI #MERNStack #ReactJS #NodeJS #MongoDB #GeminiAI #MistralAI #Tavily #WebDevelopment #FullStackDeveloper #MachineLearning #SoftwareEngineering #OpenToWork
Project ID: 40490992
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54 freelancers are bidding on average ₹25,264 INR for this job

As an AI enthusiast with 15+ years of experience in web and software development, I have a deep understanding of the technical skills needed to optimize Conversational Intelligence in AI chatbots. My expertise in API integration aligns perfectly with your project requirements. Boasting a proficient knowledge of Java, JavaScript and extensive experience in the MERN Stack, I can ensure a smooth integration of Gemini, Mistral and Tavily APIs into your ecosystem. I'm known for my meticulous work ethic and hence, your task of retrieval-augmented generation (RAG)-style workflow wouldn't be a challenge for me. Beyond mere API integration, I'll bring added value to this project by using my knowledge in prompt engineering and state management to optimize the chatbot's performance efficiency. I cherish perfection in every line of code; thus, you can expect well-structured and streamlined backend APIs that contribute to a clean and responsive user experience. Moreover, my broad experience with ASP.NET C#, and SQL Server Database Management enhances my ability to understand complex projects like yours, ensuring any potential issues concerning the backend or database performance are identified and resolved quickly. My dedication coupled with the passion I bring to every project ensures not only exceptional work but also ensures that you can trust me with your project deadlines. Let's discuss how we can level up your AI chatbot's conversational intelligence!
₹35,000 INR in 7 days
5.5
5.5

"I have gone through your description. "This is my area of specialization, i can get it done 100 % perfectly well. Please ping me in person. I can help you to complete all tasks. I have hands-on experience in this field. We have already done similar types of projects. Connect with us for more details. Rest assured your satisfaction is guaranteed." Looking forward to your response." Thank you for your time and I am confident that we will be a great fit for this project. Best,
₹12,500 INR in 7 days
4.9
4.9

I have 8+ years of experience building scalable web and mobile applications using React, Node.js, .NET, React Native, Flutter, PHP/Laravel, MySQL, MongoDB, AWS, Azure, and Firebase. I have worked with startups and growing businesses, taking products from concept to deployment and ongoing maintenance. Recently, I built a Perplexity-style AI Chatbot using the MERN stack, integrating Google Gemini, Mistral AI, and Tavily Search APIs for real-time web search, AI-powered conversations, and RAG-based responses. This experience has strengthened my expertise in AI integrations, API development, scalable architecture, and production-ready applications. What I can bring to your team: ✔ Full-stack web and mobile development ✔ AI and third-party API integrations ✔ Clean, maintainable, and scalable code ✔ Long-term product ownership and support ✔ Strong communication and proactive problem-solving A few questions: What is your current web and mobile technology stack? Are the applications already live, or are there new products planned? What are the top priorities for the first 90 days? How large is the current development team? Are there any AI-related features planned in your roadmap? I am available for long-term collaboration and would be happy to discuss how I can contribute to your product growth. Best Regards,
₹25,000 INR in 7 days
5.0
5.0

Hello, I’m Karthik from Resonite Tech, with 15+ years of experience in AI, MERN Stack development, LLM integrations, RAG systems, and enterprise-grade web applications. Your Perplexity-style chatbot already has a strong foundation, and I can help enhance its conversational intelligence, accuracy, and overall user experience. ✔ Improve context retention and multi-turn conversations ✔ Optimize RAG workflow for more relevant responses ✔ Enhance prompt engineering for Gemini and Mistral models ✔ Improve search-result ranking and source grounding ✔ Reduce hallucinations and improve answer reliability ✔ Implement conversation memory and session management ✔ Optimize backend APIs, caching, and response performance ✔ Improve React UI/UX for a smoother chat experience ✔ Add analytics, feedback loops, and conversation insights ✔ Scale architecture for production-level usage My experience includes building AI assistants, custom chatbots, knowledge-base search systems, document Q&A platforms, and LLM-powered business applications using MERN, OpenAI, Gemini, vector databases, and retrieval frameworks. I can review your existing architecture, identify bottlenecks, and implement targeted improvements that make the chatbot feel more intelligent, accurate, and engaging while maintaining performance and scalability. I would be happy to review the current codebase and discuss the specific enhancements you envision. Best Regards, Karthik B Resonite Tech
₹50,000 INR in 7 days
5.1
5.1

My name is Mahad Sheikh, and I'm not just another web and software developer. I am a problem-solver and an innovator who combines the latest technology stacks with smart architecture to build future-ready solutions, which are precisely what your project demands. Having extensively worked with chatbots, API integrations, Java, JavaScript, and Node.js, I am confident in my ability to enhance your AI Chatbot's Conversational Intelligence. What sets me apart from others is not only my technical skills but also my relentless commitment to understanding your business's needs before implementing a solution. This has been the cornerstone of my successful long-term collaborations with international clients like you. Whether it's leveraging the robustness of MongoDB or creating stunning UIs with SASS, I have the expertise to build a clean and intuitive platform that delivers real business value. Furthermore, my prior experience in Retrieval-Augmented Generation (RAG)-style workflows aligns perfectly with your project's objectives. My goal is not only to improve the functionality of your chatbot but also to refine its contextual awareness and add dynamic content generation capabilities using Mistral API and Tavily Search API.
₹20,000 INR in 3 days
4.8
4.8

Hello, I’ve gone through your project and understand you’ve built a Perplexity-style AI chatbot using the MERN stack with real-time search and AI integrations. With 5+ years of experience in full-stack and AI-based applications, I can help enhance performance, optimize APIs, and improve UI/UX. What I can help you with: • Optimize MERN stack performance and architecture. • Improve AI API integration (Gemini, Mistral, search APIs). • Enhance responsive UI and overall user experience. Warm regards, Monica Bhatia
₹15,000 INR in 2 days
4.6
4.6

Hello, I hope you are doing well. My name is ⭐⭐Jaroslav⭐⭐ and I have hands-on experience developing AI-powered applications using MERN, LLM integrations, RAG workflows, vector search systems, prompt engineering, and real-time information retrieval. I have worked on conversational AI platforms that combine language models with external knowledge sources to improve answer quality, contextual understanding, and user engagement. Your project aligns closely with my background, particularly in enhancing chatbot intelligence, retrieval pipelines, response relevance, and conversation memory. I can help improve context retention, query understanding, search result ranking, prompt orchestration, response grounding, and overall conversational flow while reducing hallucinations and improving answer accuracy. I also have experience optimizing backend APIs, integrating multiple AI providers, and refining user interactions to create a more natural and reliable chatbot experience. My approach focuses on measurable improvements through evaluation, testing, and iterative refinement of both retrieval and generation components. I would be excited to review the current architecture and discuss how we can elevate the platform's conversational intelligence and overall user experience. I look forward to hearing from you.
₹15,000 INR in 6 days
3.1
3.1

Hi there, You’re absolutely in the RIGHT PLACE. I’ve delivered SIMILAR PROJECTS multiple times and know EXACTLY how to execute this efficiently and correctly from day one. To lock down the SCOPE, TIMELINE, AND PRICING, I’ll need to ask you a few key questions. Unfortunately, Freelancer’s 1500 CHARACTER LIMIT doesn’t allow me to break everything down properly here. Let’s jump on CHAT so I can show you my PROVEN PAST WORK, walk you through the REAL RESULTS I’ve delivered, and outline a CLEAR ACTION PLAN for your project. You’ll immediately see why my approach is DIFFERENT and EFFECTIVE. If you’re serious about getting this done RIGHT, I’m ready to move forward. Looking forward to CONNECTING and WINNING TOGETHER. Cheers, Mayank Sahu
₹25,000 INR in 20 days
3.4
3.4

Experienced AI Engineer specializing in building intelligent, production-ready LLM-powered applications. Proficient in designing and implementing Retrieval-Augmented Generation (RAG) pipelines using LangChain and LlamaIndex, with hands-on expertise in vector databases such as Pinecone, Weaviate, ChromaDB, and FAISS. Skilled in fine-tuning and deploying large language models (OpenAI, Anthropic, Hugging Face), embedding models, and building semantic search systems. Strong foundation in Python, FastAPI, and cloud infrastructure to deliver scalable AI solutions. Adept at integrating LLM workflows into real-world applications — from intelligent chatbots and document Q&A systems to autonomous AI agents — turning complex AI capabilities into reliable, user-facing products.
₹25,000 INR in 7 days
3.2
3.2

Hi there, Q) Are you looking to extend this AI platform further with features like user authentication, chat history, source citations, or custom knowledge bases? Building an AI application is not just about connecting an LLM API. The real challenge is creating a reliable system that combines real-time search, context management, response quality, and scalable backend architecture. That's exactly what I do. I recently built a Perplexity-style AI chatbot using the MERN stack with Google Gemini, Mistral AI, and Tavily Search integration. The platform delivers context-aware responses, real-time web search capabilities, dynamic content generation, and a responsive user experience backed by scalable APIs and clean architecture. Here’s what I bring to every build Full-stack MERN development combined with AI integration expertise including LLM APIs, RAG-style workflows, prompt engineering, API orchestration, responsive frontend development, scalable backend services, and production-ready architecture focused on performance, reliability, and future growth. Drop me a message with your project requirements and I’ll give you a clear approach along with an estimated timeline. Warm Regards Usama F
₹15,000 INR in 7 days
2.6
2.6

Hi, I saw your project on building a Perplexity-style AI chatbot using the MERN stack, and I really like the direction you’ve taken with real-time search + multi-LLM integration. I can help you take this further by refining the full-stack architecture to make it more scalable, stable, and production-ready. I have experience working with MERN-based AI systems, API orchestration, and RAG-style workflows where multiple services (LLMs + search APIs) are combined into a smooth conversational experience. I can assist with improving backend structure (Node/Express), optimizing API calls for Gemini/Mistral/Tavily, handling caching for faster response time, and strengthening state management on the React frontend to improve UX. I also focus on clean UI refinement, error handling, and making the system more robust for real-world usage. The goal will be to ensure your chatbot is not just functional, but reliable, fast, and ready to scale as a product. I’d be happy to review your current setup and suggest improvements or continue development from where you left off. Best Regards, Vandini
₹25,000 INR in 7 days
1.8
1.8

Your MERN + Gemini + Tavily foundation is solid for a Perplexity-style experience — we work with this stack and have extended similar RAG architectures for production use. To enhance conversational intelligence on this setup, high-leverage improvements typically include: proper multi-turn context management so earlier turns persist across searches, relevance-ranked Tavily results before they hit Gemini's context window, and streaming responses for a snappier feel. We can review the codebase and identify the two or three best upgrade points quickly. What specific behavior feels limited right now? Ping us and we can jump in within a day.
₹18,000 INR in 14 days
0.4
0.4

With my substantial experience in the realm of Full Stack development, particularly with MERN stack like you're searching for in your AI Chatbot project, I am confident that I am the right fit for your enterprise. My career has revolved around delivering seamless digital solutions through scalable, secure, and future-ready applications. Much like this project entails, I have a lot of API Integration, Java and Node.js experience necessary to make this chatbot not just succeed, but excel. But it's not just about technical skills. The best part of teaming with me is that our work boils down to delivering results that surpass your expectations, and ensuring complete client satisfaction. With a 100% Client Satisfaction Rate resulting from over 1000 completed projects worldwide in areas spanning CMS & E-commerce, Mobile App Development, Performance Optimization and more, my track record speaks for itself. In closing let me reaffirm my commitment to transforming your vision into a product that awes its users at every interaction. I'm eager to get started on this project together and bring this AI Chatbot to life. The added bonus comes in how we cater to customers across time zones such as EST, PST, MST, GMT; so regardless of your location or preferences you can securely rely on us for quick turnaround response time <2-3 hours. Are we perfect fit or what?
₹25,000 INR in 7 days
0.0
0.0

Hello! I have already reviewed your description fully. I can help you refine, extend, or professionally present your MERN stack AI chatbot project, including improving documentation, architecture explanation, feature breakdown, or preparing it for portfolio, GitHub, or client pitching. I have experience working with full-stack AI systems, API integrations, and RAG-style chatbot workflows. ⚡The key challenge is clearly presenting your system architecture (MERN + multiple AI APIs) in a structured way so it highlights technical depth, scalability, and real-time intelligence without overwhelming the reader. ✅To solve this, I will first restructure your project description into a clean, professional format. Then I will improve clarity around your architecture (Gemini, Mistral, Tavily, MongoDB pipeline), highlight key features in a structured way, and make it suitable for clients, hiring managers, or portfolio use. I can also help you convert it into a case study format or GitHub README if needed. Q1: Do you want this rewritten for a portfolio, Upwork proposal, or LinkedIn post? Q2: Should I add architecture diagrams or system flow explanation text? Q3: Do you want a more technical or more marketing-focused version? Looking forward to polishing your project presentation.
₹15,000 INR in 7 days
0.0
0.0

Hi, I am an IITian with 10+ years of experience to develop similar projects ,I will enhance the conversational intelligence by implementing context-aware multi-turn dialogue using LangChain with memory buffers, integrate RAG architecture with Pinecone or Chroma vector store for semantic context retrieval, optimize the existing Gemini/Mistral API orchestration with streaming responses via WebSocket, and refactor the Node.js backend to handle async conversation flows with Redis session management while maintaining the MERN stack and Tavily integration for grounded responses. Kindly click on the chat button so I can share you my relavant projects. Lets connect
₹12,500 INR in 7 days
0.0
0.0

A hard truth we, as software developers, are hesitant to admit: In 2026, AI isn't a threat to those who know how to "Engineer." It’s a threat to those who only knew how to "Copy-Paste." ? The developer ecosystem has fundamentally shifted. Agentic workflows and advanced AI assistants can spin up complex boilerplate frameworks, handle end-to-end debugging, and write flawless unit tests in seconds. So, is software engineering dead? Absolutely not. But the role of the "syntax memorizer" is officially over. Today, the premium value isn't in writing the lines of code—it’s in: 1️⃣ System Architecture (Designing for scale and security) 2️⃣ Product & Domain Expertise (Translating business needs into logic) 3️⃣ Code Review & Guardrails (Spotting the subtle logical gaps AI leaves behind) You are no longer just a coder; you are an AI Tech Lead orchestrating a digital team. If you don't upgrade your perspective from "builder" to "architect," you won't be replaced by AI—you'll be replaced by an engineer who knows how to leverage it. What’s your take? Is AI raising the entry barrier for junior developers, or lowering it? Let’s talk in the comments. ? #SoftwareDevelopment #CareerGrowth #ArtificialIntelligence #TechIndustry #FutureOfWork
₹22,000 INR in 7 days
0.0
0.0

Hello, I hope you’re doing well. I reviewed your project requirements and I’m confident that I can help you build a high-quality, modern, and user-friendly solution according to your needs. Enhance chatbox conversation I’m Ankur, a Full Stack Developer with 7+ years of experience in: • Custom Website Development • E-commerce Development • Mobile App Development • Flutter App Development • Android & iOS Applications • WordPress & PHP Development • UI/UX Design • Admin Panels & APIs I have successfully completed 500+ projects for startups, businesses, and individual clients worldwide. Why work with me? ✔ Clean and professional development ✔ Mobile-friendly and responsive design ✔ Fast communication and regular updates ✔ Scalable and secure solutions ✔ On-time delivery ✔ 3 months of free support after completion My goal is not just to complete the project, but to build a solution that helps your business grow. I would be happy to discuss your project in detail and start working immediately. Looking
₹35,000 INR in 10 days
0.0
0.0

I can help build and enhance your Perplexity-style AI chatbot platform using the MERN stack with scalable backend APIs, responsive React UI, real-time web search integration, and advanced AI workflows powered by Gemini, Mistral, and Tavily APIs. I have strong experience working with full-stack AI applications, API integrations, conversational interfaces, prompt engineering, and modern responsive frontend development using React and SASS. Ready to start immediately and contribute to improving performance, features, and production readiness of the platform. Please open the chat window so that I can share my portfolio and discuss the current architecture, pending features, and future improvements for your AI chatbot project. In addition to your project needs, I’ll provide you with clean and maintainable code, API optimization, bug fixing, deployment assistance, scalable architecture support, and post-development maintenance. I am awaiting your positive response. Regards, Ritesh
₹12,500 INR in 7 days
0.0
0.0

Hello, I can help with Enhance AI Chatbot's Conversational Intelligence. I specialize in automation, API integrations, AI-assisted workflows, backend services, and production-ready web systems. My approach is to first confirm the exact requirements, then deliver a working milestone quickly, with clear progress updates and testable results. For this bid I propose 21 day(s) and a budget of 12500.0. Relevant areas I identified: Java, JavaScript, Node.js, AngularJS, API Integration, MERN, Generative AI, AI Chatbot. I can start by reviewing your current assets/specification and sending a concrete implementation plan before the first milestone.
₹12,500 INR in 21 days
0.0
0.0

⚡️Quality is Guaranteed⚡️ I can help bring your AI chatbot project to life by leveraging my expertise in MERN stack and AI API integrations to build a scalable, responsive, and intelligent platform tailored to your needs. ➡️ Core Deliverables: • MERN stack full-stack development • Integration of AI APIs for conversational and content generation • Real-time web search and data retrieval • Responsive UI/UX using SASS • Scalable backend architecture ➡️ My Approach: • Deep analysis of project goals and requirements • Clean, maintainable code with focus on scalability • Seamless API integration for accurate, context-aware responses • Rigorous testing to ensure reliability and performance • Continuous communication for transparent progress I am committed to delivering a high-quality product that meets your goals. I look forward to the opportunity to discuss this project further. Kind regards, Aaron Roberts
₹13,000 INR in 1 day
0.0
0.0

INDORE, India
Member since Sep 18, 2023
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