Docs Jun 28, 2026 intermediate
API Design for Backend Services
A compact mental model for designing reliable, boring, useful APIs.
Docs
Runbooks, decision notes, setup docs, and durable technical references.
Docs Jun 28, 2026 intermediate
Backend and AI Infrastructure Roadmap
A role-readiness roadmap for backend, cloud, data, AI API, and production infrastructure skills.
Docs Jun 28, 2026 intermediate
Database Design Mental Models
A durable set of data modeling questions for relational and document databases.
Docs Jun 28, 2026 beginner
Cloudflare Pages Deployment Runbook
A deployment checklist for publishing the knowledge base to Cloudflare Pages and mapping notes.bianrui.net.
Docs Jun 28, 2026 intermediate
GCP for Backend Engineers
A backend-focused map of Google Cloud services for APIs, data, jobs, secrets, and observability.
Docs Jun 28, 2026 intermediate
Kubernetes Basics for AI Workloads
A practical map of Kubernetes concepts that matter for backend and AI infrastructure work.
Docs Jun 28, 2026 advanced
LLM API Integration Patterns
Reliability patterns for OpenAI, Anthropic, OpenRouter, and other model APIs.
Docs Jun 28, 2026 intermediate
Dockerfile Patterns for Python APIs
Practical Dockerfile patterns for FastAPI and Python services.
Docs Jun 28, 2026 intermediate
MongoDB Data Modeling Notes
A document-database mental model for aggregates, embedding, references, indexes, and operational tradeoffs.
Docs Jun 28, 2026 intermediate
Observability and Reliability Basics
A backend engineer's starting point for logs, metrics, traces, alerts, and incident-ready systems.
Docs Jun 28, 2026 intermediate
Secrets, IAM, and RBAC Mental Model
A practical way to reason about identity, permissions, secrets, and access boundaries.
Docs Jun 28, 2026 intermediate
PostgreSQL Production Notes
Operational Postgres concepts for backend engineers: schemas, indexes, transactions, migrations, and reliability.