I will build custom generative ai apps with llm, rag, langchain, and vector databases

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abubakar6034
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abubakar6034
Abubakar

Level 1

About this gig

Build Production Grade Generative AI Systems

I am a Generative AI Expert building scalable AI applications using modern LLM and RAG architectures.

If you need more than a basic chatbot, I design intelligent AI systems that connect to your data, reason, and deliver real business value.

Core Expertise

LLM Integration (OpenAI, Claude, Mistral, Hugging Face)

RAG (Retrieval-Augmented Generation)

Vector Databases (Pinecone, FAISS, ChromaDB)

LangChain, LangGraph & LangSmith

AI Agents & Multi-Agent Systems

Embeddings & Memory Systems

Fine-Tuning & Optimization

API Development (FastAPI / Node / Next.js)

AI SaaS Architecture

What I Build

AI SaaS applications

RAG document chat systems

Internal knowledge assistants

AI CRM & automation tools

AI report generators

LLM backend APIs

Data-to-text systems


Architecture Approach

Data ingestion Embeddings Vector DB RAG pipeline Agent orchestration Evaluation Scalable deployment.


Why Choose Me?

AI Engineer (Not just a prompt writer)

Scalable Architecture Design

Business-focused solutions

Clean, maintainable code

Fast communication

Deep understanding of LLM limitations & optimization


Message me before ordering to define scope and architecture

Get to know Abubakar

Abubakar
4.9(5)

Level 1

  • FromPakistan
  • Member sinceMar 2025
  • Avg. response time1 hour
  • Last delivery2 months
  • Languages

    English
Software & AI Engineer specializing in IoT cloud systems and Generative AI. Former IoT Cloud Engineer at Tuya, building OEM apps, Panel miniapps, SDK integrations, and device-cloud solutions. Now focused on production-ready LLM and RAG systems using LangChain, LangGraph, Pinecone, FAISS, and ChromaDB. Expert in AI Agents, embeddings, API architecture, Python, Node.js, FastAPI, OCR, and automation. I build scalable AI systems that connect devices, data, and intelligence to drive real business value.

My Portfolio