Engineering Notes

Backend Engineering Blog

Technical writing about automation architecture, API integrations, AI agent workflows, SaaS backend design, and practical system design — written from real production experience.

Deep dives From production
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Featured posts

The index page works like the project listing: each post gets a concise summary, strong internal links, descriptive anchors, and enough topical breadth to support search discovery without diluting the site pattern.

FinOps 12 min read

Cloud Cost Observability For AI Workloads

How to allocate inference, embeddings, vector databases, storage, egress, and shared infrastructure to tenants, features, and useful outcomes.

FinOps for AI cost allocation unit economics
AI Architecture 12 min read

AI Agent Standards And The New Backend Boundary

How MCP, A2A, OpenAPI, identity, delegation, task state, policy, and audit evidence reshape the backend boundary for interoperable agents.

Agent standards MCP + A2A backend boundary

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