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Explore by engineering domain

AI engineering, databases, cloud platforms, system design, fundamentals, and field notes.

80 posts

AI Engineering

Agents, context engineering, harness design, MCP, evaluation, token efficiency, and AI-assisted engineering workflows.

  • Agentic RAG: When Natural Language Search Becomes an Action System
  • Retrieve, Constrain, Verify, Abstain: A Near-Zero Hallucination RAG Architecture, Reviewed
  • The Agentic Orchestration Layer: Scaling Database Operations from Sailor to Captain
170 posts

Databases

PostgreSQL, Aurora, MySQL, Oracle, Cassandra, MongoDB, pgvector, replication, migrations, indexing, and database operations.

  • Embedding Backfill in Postgres: Batch Size, WAL, Autovacuum, and Bloat
  • pgvector Backup and Restore: Why Embeddings Change Your RPO/RTO Thinking
  • pgvector on Aurora PostgreSQL: What DBAs Need to Watch
86 posts

Cloud & Platform

AWS, Azure, GCP, OCI, Terraform, Kubernetes, CI/CD, Cloudflare, developer platforms, and operational control planes.

  • The Math Behind Database Reserved Instances: When to Wait
  • BigQuery Cost Optimization: On-Demand vs Slot Commitments
  • Database Licensing Cost Across AWS, Azure, GCP, and OCI
50 posts

System Design

Architecture reviews, scalability, failure modes, guardrails, distributed systems, reliability boundaries, and production tradeoffs.

  • Why Your Non-Prod Databases Cost as Much as Production
  • 330 Redundant Data Centers All Failed Simultaneously — Because They Were Identical
  • The End of Single-Signal Alerting: Correlating Metrics, Logs, Traces, Deployments, and Cost
24 posts

Engineering Fundamentals

Core engineering principles, debugging workflows, observability, performance basics, reviews, and practical operating habits.

  • AI Cost Observability Dashboard: LangSmith vs Helicone
  • Alert Fatigue Engineering: How to Build Fewer, Better, Actionable Alerts
  • Cost Observability: Build Dashboards That Show Waste Before Finance Finds It
89 posts

Field Notes

Short practical observations, checklists, production lessons, debugging notes, and decision patterns from real engineering work.

  • From POC to Production: A Natural Language Search Migration Playbook
  • GraphRAG: Use It When Relationships Matter, Not When Search Is Hard
  • Agentic RAG: When Natural Language Search Becomes an Action System