https://johnaziz.org Posts by John Aziz on AI engineering, cloud, and software. Mon, 27 Apr 2026 00:00:00 +0000 https://johnaziz.org/blog/ai-rag-documentdb-langchain-openai/ https://johnaziz.org/blog/ai-rag-documentdb-langchain-openai/ Mon, 27 Apr 2026 00:00:00 +0000 Build AI Powered RAG Application using LangChain, Microsoft Foundry Azure OpenAI, and Azure DocumentDB (with MongoDB compatibility) - Step-by-Step Guide https://johnaziz.org/blog/zsh-config/ https://johnaziz.org/blog/zsh-config/ Mon, 06 Apr 2026 00:00:00 +0000 An overview of my terminal configuration using Zsh and Oh My Zsh, including plugins and aliases that enhance my development workflow on macOS. https://johnaziz.org/blog/mac-brew-development-packages/ https://johnaziz.org/blog/mac-brew-development-packages/ Sun, 05 Apr 2026 00:00:00 +0000 A complete Brewfile of the packages, casks, and VS Code extensions I use for development on Mac. https://johnaziz.org/blog/mac-finder-customizations/ https://johnaziz.org/blog/mac-finder-customizations/ Sun, 05 Apr 2026 00:00:00 +0000 Terminal commands to customize Mac Finder for development, including showing the Library folder, hidden files, path bar, and status bar. https://johnaziz.org/blog/grounding-llms-with-rag/ https://johnaziz.org/blog/grounding-llms-with-rag/ Mon, 22 Jul 2024 00:00:00 +0000 An explanation of why and how to ground Large Language Models using your data with Retrieval-Augmented Generation (RAG). https://johnaziz.org/blog/create-large-language-model-deployment/ https://johnaziz.org/blog/create-large-language-model-deployment/ Wed, 03 Apr 2024 00:00:00 +0000 A Microsoft Learn training module providing a step-by-step guide on provisioning Azure OpenAI resources, creating LLM deployments, and experimenting with prompts. https://johnaziz.org/blog/introduction-large-language-models/ https://johnaziz.org/blog/introduction-large-language-models/ Wed, 03 Apr 2024 00:00:00 +0000 A Microsoft Learn training module on understanding large language models, their capabilities, core concepts like prompts, tokens, and completions. https://johnaziz.org/blog/rag-chat-app-cosmos-db-openai/ https://johnaziz.org/blog/rag-chat-app-cosmos-db-openai/ Wed, 13 Mar 2024 00:00:00 +0000 A guide to building a RAG Chat Application using Azure Cosmos DB for MongoDB vCore and Azure OpenAI. https://johnaziz.org/blog/migrating-mysql-web-app-gcp-to-azure/ https://johnaziz.org/blog/migrating-mysql-web-app-gcp-to-azure/ Thu, 28 Dec 2023 00:00:00 +0000 A guide to migrating a full stack MySQL web application from Google Cloud Platform to Microsoft Azure. https://johnaziz.org/blog/migrating-postgresql-web-app-gcp-to-azure/ https://johnaziz.org/blog/migrating-postgresql-web-app-gcp-to-azure/ Tue, 21 Nov 2023 00:00:00 +0000 A guide to migrating a full stack PostgreSQL web application from Google Cloud Platform to Microsoft Azure. https://johnaziz.org/blog/intro-git-github-version-control/ https://johnaziz.org/blog/intro-git-github-version-control/ Sat, 14 Oct 2023 00:00:00 +0000 A workshop-o-matic library for learning Git, GitHub, and Version Control fundamentals. https://johnaziz.org/blog/understanding-different-large-language-models/ https://johnaziz.org/blog/understanding-different-large-language-models/ Wed, 04 Oct 2023 00:00:00 +0000 Learn how to leverage different Large Language Models on Azure Machine Learning from Hugging Face, Azure ML, OpenAI, and Meta, and integrate them into Web Applications or Power Apps. https://johnaziz.org/blog/bring-your-own-data-azure-openai/ https://johnaziz.org/blog/bring-your-own-data-azure-openai/ Thu, 07 Sep 2023 00:00:00 +0000 A step-by-step guide to creating a ChatGPT deployment using your own data on Azure OpenAI and deploying it to a website. https://johnaziz.org/blog/automate-email-management-ai-builder-power-apps/ https://johnaziz.org/blog/automate-email-management-ai-builder-power-apps/ Fri, 21 Jul 2023 00:00:00 +0000 A step-by-step Low-Code to No-Code guide to building a Power App that uses AI Builder sentiment analysis to manage and categorize your inbox emails. https://johnaziz.org/blog/packaging-deploying-ml-models-azure/ https://johnaziz.org/blog/packaging-deploying-ml-models-azure/ Thu, 06 Jul 2023 00:00:00 +0000 A step-by-step coding guide from converting a ML model to ONNX format to deploying it on Azure Machine Learning and integrating with Power Apps. https://johnaziz.org/blog/deploying-gpt2-azure-power-automate/ https://johnaziz.org/blog/deploying-gpt2-azure-power-automate/ Wed, 21 Jun 2023 00:00:00 +0000 A step-by-step guide on deploying GPT-2 to Azure Machine Learning and using Power Automate to consume its endpoint with Power Apps. https://johnaziz.org/blog/healthcare-chatbot-azure-health-bot/ https://johnaziz.org/blog/healthcare-chatbot-azure-health-bot/ Fri, 09 Jun 2023 00:00:00 +0000 A step-by-step guide to creating a Healthcare chatbot using Azure Health Bot and deploying it to the internet.