Volker Janz

Volker Janz

Thoughts, stories and ideas from a Data Engineer, Software Developer, Passionate Speaker, Gym Enthusiast and Adventurer

Netflix Maestro and Apache Airflow - Competitors or Companions in Workflow Orchestration?

Netflix Maestro and Apache Airflow - Competitors or Companions in Workflow Orchestration?

Explore how Netflix Maestro and Apache Airflow, two powerful workflow orchestration tools, can complement each other. Delve into their features, strengths, and use cases to uncover whether they are companions or competitors.

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Minds and Machines - AI for Mental Health Support, Fine-Tuning LLMs with LoRA in Practice

Minds and Machines - AI for Mental Health Support, Fine-Tuning LLMs with LoRA in Practice

Explore the potential of Large Language Models (LLMs) changing the future of mental healthcare and learn about how to apply Parameter-Efficient Fine-Tuning (PEFT) to create an AI-powered mental health support chatbot by example

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Solving a Data Engineering task with pragmatism and asking WHY?

Solving a Data Engineering task with pragmatism and asking WHY?

Explore the essence of pragmatic Data Engineering through a task-solving journey and learn why you should ask WHY?

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Create your own Gemini AI-chatbot with a twist using Python, Jinja2 and NiceGUI

Create your own Gemini AI-chatbot with a twist using Python, Jinja2 and NiceGUI

Discover the basics of using Gemini with Python via VertexAI, creating a Web UI with NiceGUI and using Jinja2 to construct modular prompts

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Create an AI-driven movie quiz with Gemini LLM, Python, FastAPI, Pydantic, RAG and more

Create an AI-driven movie quiz with Gemini LLM, Python, FastAPI, Pydantic, RAG and more

Discover the basics of using Gemini with Python via VertexAI, creating APIs with FastAPI, data validation with Pydantic and the fundamentals of Retrieval-Augmented Generation (RAG)

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Easter egg hunt with BigQuery and User-Defined Functions (UDFs)

Easter egg hunt with BigQuery and User-Defined Functions (UDFs)

Discover the basics of extensibility with BigQuery User-Defined Functions (UDFs) with a little Easter egg hunt game

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Real-time Twitch chat sentiment analysis with Apache Flink

Real-time Twitch chat sentiment analysis with Apache Flink

Learn how to use Apache Flink with this demo that uses Stanford CoreNLP to analyze the Twitch chat in real-time

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Gotta process 'em all - DuckDB masters your data like a Pokémon trainer

Gotta process 'em all - DuckDB masters your data like a Pokémon trainer

Practical examples how to use DuckDB as a tool for data wrangling based on Pokémon API data

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