https://data-kern.com/resources Practical guides on Data Engineering and AI Engineering from DataKern. en https://data-kern.com/resources/ai-engineer-roadmap https://data-kern.com/resources/ai-engineer-roadmap Thu, 22 Oct 2026 09:00:00 GMT A practical AI engineer roadmap: the skills to learn, in order, from LLM basics and RAG to evaluation, agents and shipping a real application. https://data-kern.com/resources/data-engineer-roadmap https://data-kern.com/resources/data-engineer-roadmap Thu, 22 Oct 2026 09:00:00 GMT A practical data engineer roadmap: the skills to learn, the order that works, and the projects that prove you can do the job. https://data-kern.com/resources/azure-data-engineer-guide https://data-kern.com/resources/azure-data-engineer-guide Thu, 22 Oct 2026 09:00:00 GMT What an Azure data engineer does, the services and skills to learn, how to practise without a big bill, and where certification stands now. https://data-kern.com/resources/choose-data-engineering-course https://data-kern.com/resources/choose-data-engineering-course Thu, 22 Oct 2026 09:00:00 GMT A practical checklist for choosing a data engineering course: the syllabus, live versus recorded, projects, the instructor, and the red flags to avoid. https://data-kern.com/resources/do-you-even-need-ai https://data-kern.com/resources/do-you-even-need-ai Sat, 26 Sep 2026 09:00:00 GMT Just because we can use AI to solve a problem doesn't mean we should. Good engineering is about choosing the right technology, not the trending one. https://data-kern.com/resources/chatgpt-is-not-just-an-llm https://data-kern.com/resources/chatgpt-is-not-just-an-llm Tue, 15 Sep 2026 09:00:00 GMT The difference between a model and an AI application, what happens behind ChatGPT beyond the LLM, and why it matters for anyone learning to build with AI. https://data-kern.com/resources/ai-engineering-is-it-really-that-easy https://data-kern.com/resources/ai-engineering-is-it-really-that-easy Mon, 07 Sep 2026 09:00:00 GMT A realistic look at what AI Engineering actually means in an enterprise environment and why the model is only one part of the problem. https://data-kern.com/resources/ai-engineering-knowledge-check https://data-kern.com/resources/ai-engineering-knowledge-check Thu, 03 Sep 2026 09:00:00 GMT Quick questions and answers to test your understanding of AI Engineering concepts for interviews and masterclasses. https://data-kern.com/resources/apache-iceberg-vs-delta-lake https://data-kern.com/resources/apache-iceberg-vs-delta-lake Thu, 03 Sep 2026 09:00:00 GMT Which open table format should you choose for your data lakehouse? A breakdown of features and ecosystem lock-in. https://data-kern.com/resources/azure-databricks-setup https://data-kern.com/resources/azure-databricks-setup Thu, 03 Sep 2026 09:00:00 GMT Activate your 14-day free Premium trial workspace and create a cost-safe cluster — so you\ https://data-kern.com/resources/azure-free-account-setup https://data-kern.com/resources/azure-free-account-setup Thu, 03 Sep 2026 09:00:00 GMT A complete, cost-safe guide to creating your Azure subscription — including how to avoid any surprise charges with budget alerts and proper resource cleanup. https://data-kern.com/resources/ci-cd-for-databricks https://data-kern.com/resources/ci-cd-for-databricks Thu, 03 Sep 2026 09:00:00 GMT How to deploy notebooks safely using Azure DevOps and Databricks Repos. https://data-kern.com/resources/evaluation-of-llms https://data-kern.com/resources/evaluation-of-llms Thu, 03 Sep 2026 09:00:00 GMT How to systematically measure the performance of AI systems and solve the https://data-kern.com/resources/expose-agent-fastapi https://data-kern.com/resources/expose-agent-fastapi Thu, 03 Sep 2026 09:00:00 GMT How to turn a Python LangGraph agent script into a production REST API with FastAPI: the minimum code, request models and how to run it. https://data-kern.com/resources/how-to-get-llm-api-keys https://data-kern.com/resources/how-to-get-llm-api-keys Thu, 03 Sep 2026 09:00:00 GMT A consolidated guide to obtaining API keys for OpenRouter, Together AI, and OpenAI to build versatile AI applications. https://data-kern.com/resources/how-to-get-groq-api-key https://data-kern.com/resources/how-to-get-groq-api-key Thu, 03 Sep 2026 09:00:00 GMT Groq gives you fast, free LLM inference — no credit card needed. Get your key in 3 minutes so you\ https://data-kern.com/resources/how-llms-work-internally https://data-kern.com/resources/how-llms-work-internally Thu, 03 Sep 2026 09:00:00 GMT A high-level understanding of the Transformer architecture behind modern AI models. https://data-kern.com/resources/connect-adf-to-databricks https://data-kern.com/resources/connect-adf-to-databricks Thu, 03 Sep 2026 09:00:00 GMT Securely orchestrate Databricks notebooks from Azure Data Factory using Key Vault and PAT tokens. https://data-kern.com/resources/extract-reliable-json-llm https://data-kern.com/resources/extract-reliable-json-llm Thu, 03 Sep 2026 09:00:00 GMT Stop writing RegEx to parse LLM outputs. Use Structured Outputs and Tool Calling instead. https://data-kern.com/resources/how-to-find-de-datasets https://data-kern.com/resources/how-to-find-de-datasets Thu, 03 Sep 2026 09:00:00 GMT A guide to finding high-quality sample data and structuring realistic Data Engineering portfolio projects. https://data-kern.com/resources/install-postgresql-locally-load-data https://data-kern.com/resources/install-postgresql-locally-load-data Thu, 03 Sep 2026 09:00:00 GMT A comprehensive guide to installing PostgreSQL on your local machine, configuring it, and loading your first dataset. https://data-kern.com/resources/prompt-engineering-knowledge-check https://data-kern.com/resources/prompt-engineering-knowledge-check Thu, 03 Sep 2026 09:00:00 GMT Test your understanding of advanced prompting techniques for AI interviews. https://data-kern.com/resources/rag-vs-fine-tuning https://data-kern.com/resources/rag-vs-fine-tuning Thu, 03 Sep 2026 09:00:00 GMT When to use which, and why the industry frequently gets it wrong when giving LLMs custom knowledge. https://data-kern.com/resources/setup-vscode-python-git https://data-kern.com/resources/setup-vscode-python-git Thu, 03 Sep 2026 09:00:00 GMT A step-by-step guide to installing VSCode, configuring Python, and setting up Git for your software engineering projects. https://data-kern.com/resources/setup-ide-python-antigravity https://data-kern.com/resources/setup-ide-python-antigravity Thu, 03 Sep 2026 09:00:00 GMT A complete guide to installing Python, VS Code, and Antigravity IDE for your AI projects. https://data-kern.com/resources/medallion-architecture-explained https://data-kern.com/resources/medallion-architecture-explained Thu, 03 Sep 2026 09:00:00 GMT Bronze, Silver, Gold: The standard design pattern for Data Lakehouses. https://data-kern.com/resources/what-are-agentic-workflows https://data-kern.com/resources/what-are-agentic-workflows Thu, 03 Sep 2026 09:00:00 GMT Moving beyond single-prompt chatbots into the era of autonomous AI agents with LangGraph. https://data-kern.com/resources/what-are-embeddings https://data-kern.com/resources/what-are-embeddings Thu, 03 Sep 2026 09:00:00 GMT How machines represent the meaning of words mathematically to enable semantic search. https://data-kern.com/resources/what-is-data-mesh https://data-kern.com/resources/what-is-data-mesh Thu, 03 Sep 2026 09:00:00 GMT A hype-free breakdown of the Data Mesh architecture and why most companies do not need it.