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Lamhot Siagian

AI Engineer / AI Evaluation Engineer with 9+ years across software engineering and ML. I build RAG + agentic systems that are measurable, safe to ship, and observable end-to-end (evaluation)

Joined on Feb 22, 2026

Feb 23

Beyond the Match: A Practitioner’s Guide to Biometric Authentication Metrics

#ai #cybersecurity #machinelearning #security

5 min read

Feb 22

LLM-as-a-Judge: Automated Scoring and Reliability vs. Human Evaluation

#ai #llm #rag #testing

6 min read

Feb 22

Benchmarks Are Breaking: Why Many ‘Top Scores’ Don’t Mean Production-Ready.

#llm #ai

7 min read

Feb 22

If you don't red-team your LLM app, your users will

#ai #llm #evaluation #security

7 min read

Feb 22

Evals Aren’t a One-Time Report: Build a Living Test Suite That Ships With Every Release.

#llm #ai #evaluation

6 min read

Feb 22

Accuracy Is Expensive: How to Evaluate ‘Quality per $’ for Agents and RAG

#ai #llm #rag

6 min read

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