Liza Katz

Speaking at Build Stuff Vilnius 2025

I'll be speaking at Build Stuff in Vilnius, Lithuania on the 3rd of December 2025. Looking forward to it!

AWS RAG & GenAI Innovation Workshop 2025

Delivering a hands-on RAG workshop with the AWS team to help customers build a real demo on their own data.

Certification: AWS Certified Machine Learning Engineer – Associate

Achieved AWS Certified Machine Learning Engineer – Associate certification, validating expertise in designing, implementing, and maintaining ML solutions on AWS.

Speaking at PyCon Israel 2025: WTF Are Embeddings? A Software Engineer's Take

I'm excited to announce that I'll be speaking at PyCon Israel 2025 with a talk that demystifies embeddings for software engineers - no ML PhD required!

Upcoming Webinar: RAG with OpenSearch - A Crash Course for Building RAG Applications

Join me on July 30th for a comprehensive workshop on building production-ready RAG applications with OpenSearch, covering everything from data preparation to LLM integration.

New Workshop: Introduction to RAG in Production

Learn to build and deploy production-ready Retrieval-Augmented Generation (RAG) systems with hands-on guidance from preprocessing to evaluation.

Recognized as a Top Voice in Search Tech by Pulse Support

I was honored to be featured in Pulse Support's 'Top Voices in Search Tech' initiative, sharing insights about my journey in search technologies and GenAI.

Featured on the Official OpenSearch Blog: Recipes to Vectors Tutorial

I'm thrilled to share that my vector search tutorial was featured on the official OpenSearch blog - a significant recognition from the OpenSearch community.

Presented at the First OpenSearch Tel Aviv Meetup: WTF Are Embeddings?

I had the pleasure of presenting at the inaugural OpenSearch Tel Aviv meetup, sharing insights about embeddings in a fun and educational talk.

Introducing Shraga: A Minimal RAG Framework for Production

I published an article about Shraga, an open-source RAG framework I created with Big Data Boutique - designed to build production-ready GenAI applications without the bloat.

New Tutorial: Building Vector Search Applications with OpenSearch

I published a comprehensive hands-on tutorial on the Big Data Boutique blog demonstrating how to use OpenSearch as a vector database with real-world recipe data.

New Tutorial: Building Semantic Search Applications with Elasticsearch

I published a comprehensive hands-on tutorial on the Big Data Boutique blog about building hybrid search applications using Elasticsearch as a vector database.

New Article: Understanding Vector Search in OpenSearch and Elasticsearch

I published a foundational article on the Big Data Boutique blog introducing vector search concepts and how they work in OpenSearch and Elasticsearch.

Certification: AWS Certified AI Practitioner

New Article: Building Blazing Fast Reports with Elastic Transforms and ES|QL

I published an article on Medium demonstrating how to create high-performance reporting infrastructure using Elasticsearch Transforms and the new ES|QL query language.