You will get custom AI Chatbot RAG Application Usign OpenAI and LangChain
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Project details
⭐ IMPORTANT: Every Client has unique requirements - let's talk in Upwork Chat before ordering.
I am an AI Chatbot developer & AI expert with a dedicated team. We have expertise in the following areas:
✔ Chatbot Development
✔ AI Model Integration
✔ OpenAI Chatbots
✔ LangChain Integration
✔ Streamlit
✔ LLM Finetuning
✔ Prompt Engineering
✔ RAG Implementation
✔ RAG Agents for Documents and Videos
What I Offer:
👉 Frontend Development with NextJS: Crafting interactive, AI enhanced user interfaces.
👉 Backend Solutions with FastAPI & NodeJS: Building fast, scalable server side applications.
👉 AI Integration using LangChain & OpenAI: I create chatbots with LangChain, RAG embeddings, OpenAI, and integrate them with Vector DB solutions like Pinecone and Chroma DB.
👉 Efficient Data Management: Leveraging vector databases integration with LLMs
Target Audience: Tech startups, data-driven companies, and businesses seeking enhanced customer interaction through AI.
Enhance your business with custom chatbot solutions. Utilizing OpenAI, Langchain, and other LLMs, I offer tailored packages to meet your needs:
Let's bring your vision to life with a SaaS AI LLM web app that stands out.
I am an AI Chatbot developer & AI expert with a dedicated team. We have expertise in the following areas:
✔ Chatbot Development
✔ AI Model Integration
✔ OpenAI Chatbots
✔ LangChain Integration
✔ Streamlit
✔ LLM Finetuning
✔ Prompt Engineering
✔ RAG Implementation
✔ RAG Agents for Documents and Videos
What I Offer:
👉 Frontend Development with NextJS: Crafting interactive, AI enhanced user interfaces.
👉 Backend Solutions with FastAPI & NodeJS: Building fast, scalable server side applications.
👉 AI Integration using LangChain & OpenAI: I create chatbots with LangChain, RAG embeddings, OpenAI, and integrate them with Vector DB solutions like Pinecone and Chroma DB.
👉 Efficient Data Management: Leveraging vector databases integration with LLMs
Target Audience: Tech startups, data-driven companies, and businesses seeking enhanced customer interaction through AI.
Enhance your business with custom chatbot solutions. Utilizing OpenAI, Langchain, and other LLMs, I offer tailored packages to meet your needs:
Let's bring your vision to life with a SaaS AI LLM web app that stands out.
Programming Languages
JavaScript, Python, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, DesignWhat's included $1,000
These options are included with the project scope.
$1,000
- Delivery Time 10 days
- Number of Revisions 0
34 reviews
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MD
Mason D.
Jun 3, 2026
Next.js & Supabase Expert Needed to Fix Broken AI SaaS Module (Immediate Start)
Delivered exactly what we needed with clean and fast fixes. Communication was smooth and he quickly understood the issue without much guidance. Highly recommended for AI SaaS and backend work!
SS
Salman S.
Apr 8, 2026
Experienced Strapi / Node.js back-end developer for mobile apps
Excellent, would hire again and again!
NL
Nathan L.
Sep 8, 2025
React Specialist Needed for Web Wallet Redesign
AG
Alex G.
Sep 1, 2025
Convert Chatbot into Python
JC
Jorge C.
Jul 31, 2025
Build AI agent for SEO that others can use if they pay.
Working with Sarmed was one of the best decisions we made for our project. His deep expertise in AI and strategic thinking played a key role in our success. Through his consulting, we gained clarity, direction, and a solid foundation that allowed us to execute with confidence.
Thanks to Sarmed’s insights and guidance, our project not only exceeded expectations — it generated over $1 million in profit. His ability to identify high-impact opportunities and align AI solutions with our business goals was truly game-changing.
Professional, responsive, and incredibly knowledgeable, Sarmed brought tremendous value to the table. We highly recommend him to anyone seeking a top-tier AI expert, and we look forward to working with him again.
Thanks to Sarmed’s insights and guidance, our project not only exceeded expectations — it generated over $1 million in profit. His ability to identify high-impact opportunities and align AI solutions with our business goals was truly game-changing.
Professional, responsive, and incredibly knowledgeable, Sarmed brought tremendous value to the table. We highly recommend him to anyone seeking a top-tier AI expert, and we look forward to working with him again.
About Sarmed
React, Next.js, Node.js | React Native | AI Full Stack | AI Agent
100%
Job Success
Karachi, Pakistan - 2:12 pm local time
🎓 Meta & IBM Certified | 💰 Projects Generating $1M+ in Revenue (Check Review) | 🚀 55+ MVPs Shipped to Production
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Using modern Native AI (Claude Code, Cursor AI) to ship production-ready products faster without cutting corners on quality.
💫 I don't just write code. I build products the way a master craftsman builds furniture - every joint matters, every surface is finished, and nothing wobbles when pressure is applied.
Over 7+ years, I've partnered with founders, startups, and established companies across eCommerce, AI/ML, FinTech, MedTech, EdTech, AdTech, and InsurTech - turning ideas into revenue-generating, user-loved digital products.
One of my MVPs generated $500K+ in revenue within its first 6 months. Several platforms I've built now serve 10K-50K active users, process 300K-500K API requests/month, and maintain 99.9% uptime - not by accident, but by design.
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What makes my work different:
I naturally think beyond the task in front of me. When I build a feature, I'm already thinking about how it connects to the rest of the system, how real users will experience it, how it scales six months later, and how the next developer who touches this code will feel about it. That mindset has helped clients avoid expensive refactors, reduce infrastructure overhead by 25-40%, and ship products that don't fall apart at scale.
I've built systems handling 60,000+ products with Redis-powered search, reduced database load by 70%+, cut page load times by 50-70%, pushed Lighthouse scores to 90+, and reduced bundle sizes by 40%+. These aren't just vanity metrics - they translate directly into retention, conversions, and revenue.
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What I built:
🧠 SaaS Platforms and scalable full-stack web applications
⚛️ AI MVP
📱 React Native mobile apps connected to production backends
🤖 AI-powered applications using OpenAI, Gemini, Anthropic APIs
🔌 Complex API integrations, automation, and backend architecture
📊 Admin panels, internal tools, analytics dashboards
💳 Stripe payments, subscriptions, and billing systems
🗺️ Maps, real-time features, WebRTC, push notifications
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Tech Stack:
📱 React, Next.js, Remix, Gatsby, React Native, Expo, Vue, Nuxt, Angular
🔧 TypeScript, Node.js, NestJS, Express, Python, REST, GraphQL, WebSockets
🎨 TailwindCSS, Material UI, Ant Design, Chakra UI, Shadcn, SASS/SCSS
🗄️ PostgreSQL, MongoDB, MySQL, Redis, Supabase, Firebase
☁️ AWS, Vercel, Docker, CI/CD, GitHub Actions
🤖 OpenAI, Gemini, Anthropic, Pinecone, Weaviate, Vector DBs
🧪 Jest, Cypress, Jasmine, Playwright
🖌️ Figma, Adobe XD, Zeplin
AI tools:
- OpenAI Codex | Anthropic Claude Code | Cursor AI
- Loveable
- Google AI Studio
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Strong products are never built by accident. The difference is always in the details - the interaction a user doesn't consciously notice, the fast page that keeps their attention, the architecture that prevents chaos six months later.
That's what I bring to every project: precision, product-oriented thinking, and genuine care for the final result.
🚀 Click Invite or send a message. Let's build something that lasts.
Steps for completing your project
After purchasing the project, send requirements so Sarmed can start the project.
Delivery time starts when Sarmed receives requirements from you.
Sarmed works on your project following the steps below.
Revisions may occur after the delivery date.
Requirement Gathering