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Davidachoy/Readme.md

๐Ÿ‘‹ Hi, I'm David

Mid-level developer focused on building scalable backend systems and high-performance APIs.

๐Ÿ›  Technologies

Python TypeScript JavaScript React Node.js FastAPI PostgreSQL Redis Docker SQL Git

๐Ÿ“‚ Projects

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  1. url-shortener-service url-shortener-service Public

    High-performance URL shortener with analytics, geolocation tracking, and Redis caching. Built with FastAPI, PostgreSQL, and async Python.

    Python

  2. retoplayas-landing retoplayas-landing Public

    Astro 1

  3. ai-document-qa-bot ai-document-qa-bot Public

    RAG-powered document Q&A system built with FastAPI, LangChain, ChromaDB, and Next.js. Upload PDFs/docs and ask questions in natural language with source citations.

    Python

  4. github-readme-generator-frontend github-readme-generator-frontend Public

    Full-stack GitHub README generator built as a multi-agent experiment. Modular markdown builder architecture with GitHub API integration and live preview.

    Python

  5. document-qa-llm document-qa-llm Public

    Document Q&A engine powered by Claude & OpenAI APIs. Supports multiple domains โ€” legal, technical, HR. Covers LLM fundamentals: token management, prompt engineering, cost tracking.

    Python

  6. visual-search-ecommerce visual-search-ecommerce Public

    Multimodal product search engine using Gemini Embedding 2 โ€” embed text + images in a unified vector space. Built with Qdrant, FastAPI & React. Portfolio project exploring multimodal RAG.

    Python

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