How to Become an AI Evaluation Engineer: 2026 Roadmap
10 min read
What an AI evaluation engineer does, the Ragas, DeepEval, TruLens and LangSmith stack, an LLM-as-a-judge CI pipeline you can copy, and two portfolio projects.
#rag
2 posts
Agent Memory vs RAG vs Long Context: Which One You Need (With Costs)
11 min read
RAG, agent memory or just a bigger context window? Cost per query at October 2026 prices, a runnable cost model, and when plain docs beat all three.
