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Richard Vlas

Senior Machine Learning Engineer and Software Architect

Richard is a member of the SABO core team, where he combines deep technical expertise with a focus on clean design and best practices. As a Senior Machine Learning Engineer and Software Architect, he works on intelligent systems such as conversational assistants and AI-driven industrial solutions. His work bridges modern software architecture with real-world machine learning applications, often involving MLOps and scalable infrastructure. In his free time, he enjoys learning new languages and exploring how they shape the way we think and communicate.
Modern RAG, Part 7: From Search Pipeline to Agentic Retrieval
The final part of our series about modern Retrieval-Augmented Generation systems.
Richard Vlas,  August 18, 2026
Modern RAG, Part 6: Why Reranking Makes Retrieval Significantly Better
The sixth part of our series about modern Retrieval-Augmented Generation systems.
Richard Vlas,  August 11, 2026
Modern RAG, Part 5: Hybrid Search and RRF Explained Simply
The fifth part of our series about modern Retrieval-Augmented Generation systems.
Richard Vlas,  August 4, 2026
Modern RAG, Part 4: Why Vector Search Alone Fails in Real Systems
The fourth part of our series about modern Retrieval-Augmented Generation systems.
Richard Vlas,  July 28, 2026
Modern RAG, Part 3: Vector Search Finds Meaning, Not Just Words
The third part of our series about modern Retrieval-Augmented Generation systems.
Richard Vlas,  July 21, 2026
Modern RAG, Part 2: Keyword Search and BM25 Still Matter
The second part of our series about modern Retrieval-Augmented Generation systems.
Richard Vlas,  July 14, 2026
Modern RAG, Part 1: The Hard Part Is Not Generation – It Is Retrieval
Large Language Models are impressive. They can generate fluent responses, summarize documents, explain complex topics, and sound convincing while doing so.
Richard Vlas,  July 7, 2026
Building a Real-Time Speech API for Industrial Voice Assistants
Over the past few months, while working on our intelligent voice assistant SABOT, we realized the need for a robust solution for speech-to-text (STT) and text-to-speech (TTS).
Richard Vlas,  June 25, 2025