AI, LLMs, and applied ML.

Senior-engineer field notes on AI, LLMs, agents, and applied machine learning by Ercan Ermis.

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54 posts

AWS re:Invent 2025: The "Agentic" Era

re:Invent 2025 read through an agentic lens: the Nova 2 family split into specialised roles, and AWS stopped shipping chat and started shipping work.

Dec 14, 2025 2 min

AWS Monthly (Oct '25): Industrializing AI Training

October 2025 on AWS: Project Rainier put over 500,000 Trainium2 chips behind one cluster, and Trainium2 price-performance now beats comparable GPU instances.

Oct 31, 2025 1 min

AWS Monthly (June '25): S3 Becomes Your Vector DB

For the last two years, we have been told we need a specialized vector database (Pinecone, Milvus, etc.) for Retrieval-Augmented Gene...

Jun 30, 2025 1 min

AWS Monthly (Feb '25): Automated Code Evolution

February 2025 on AWS: Q Developer moved from code completion to autonomous refactoring, mapping repository dependencies and migrating legacy Java itself.

Feb 28, 2025 1 min

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