The AI Systems Architecture Map

From high-dimensional vector embeddings and HNSW graph traversal to Advanced Hybrid RAG, Autonomous ReAct agent loops, and RAG Triad evaluation.

TRACK_01

Vector Databases & Embeddings

High-dimensional embeddings, HNSW graph search, Cosine similarity, and vector quantization.

1 topics

Vector Search / 01

Vector Embeddings & HNSW Similarity Search

Transforming unstructured text into 1,536-dimensional floating point vectors and performing sub-millisecond approximate nearest neighbor (ANN) lookups with HNSW.

starterDeep dive

TRACK_02

RAG Architectures & Retrieval

Hybrid BM25 + Vector search, Reciprocal Rank Fusion, Cross-Encoder Re-Ranking, and citation grounding.

1 topics

RAG Pipeline / 01

Advanced RAG: Hybrid Search, Chunking & Cross-Encoder Re-Ranking

Building high-precision Retrieval-Augmented Generation pipelines using BM25 keyword + Dense vector hybrid search, followed by Cross-Encoder re-ranking.

intermediateDeep dive

TRACK_03

Autonomous AI Agents

ReAct loops (Thought -> Action -> Observation), JSON tool calling, and multi-agent coordination.

1 topics

Agent Systems / 01

Autonomous Agents: ReAct Loops & Function Calling

Orchestrating autonomous AI agents through Reasoning + Action (ReAct) loops, JSON schema tool calling, and multi-agent delegation.

advancedDeep dive

TRACK_04

Prompt Engineering & Schemas

Chain-of-Thought reasoning, Few-Shot prompting, and grammar-constrained JSON schemas.

1 topics

Prompting / 01

Prompt Engineering & Structured JSON Output Guarantees

Techniques for reliable LLM reasoning: Chain-of-Thought (CoT), Few-Shot demonstrations, Constrained Contexts, and grammar-guided JSON schemas.

intermediateDeep dive

TRACK_05

Evaluation & Guardrails

The RAG Triad (Context, Groundedness, Answer relevance), PII redaction, and prompt injection defense.

1 topics

Evaluation / 01

LLM Evaluation & RAG Triad Guardrails

Quantifying production AI systems using the RAG Triad (Context Relevance, Groundedness, Answer Relevance), PII masking, and prompt injection defenses.

expertDeep dive

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