Skip to content
China Explained

Data and Backend Systems Skills

Data and Backend Systems Skills

Section titled “Data and Backend Systems Skills”

Skills for databases, query patterns, backend services, and data platform operations.

Use this category when you know the broad job but still need to decide which skill is worth invoking. Start from the task, then check the source, dependency, first run, and exit conditions.

Skills in this category

Section titled “Skills in this category”
SkillBest forSource
Postgres Best Practices SkillApplies PostgreSQL best practices for Supabase-backed projects.officialskills.sh
MongoDB Schema Design SkillDesigns efficient MongoDB document schemas with validation and indexing patterns.officialskills.sh
MongoDB Query Optimizer SkillAnalyzes and optimizes MongoDB query performance.officialskills.sh
Redis Development SkillGuides Redis development across data structures, caching, vector search, and performance.github.com
ClickHouse Best Practices SkillApplies best practices for working with ClickHouse.officialskills.sh
Neon Postgres SkillGuides usage of Neon Serverless Postgres.officialskills.sh

How to choose

Section titled “How to choose”
  • Choose safer data modeling or query patterns before implementation.
  • Review backend configuration using provider-specific guidance.
  • Debug performance or reliability issues with the right system vocabulary.

Avoid this category when

Section titled “Avoid this category when”
  • Production data or credentials would be exposed unnecessarily.
  • The schema and workload are unknown.
  • The task asks for a migration without a rollback or backup plan.

Decision table

Section titled “Decision table”
CheckGuidance
Main dependencySchema, connection context, runtime, and deployment target
Best first useAsk for a small schema, query, or configuration review before broad changes.
Smallest safe scopeStart with a low-risk example, preview environment, small file, or read-only target so the result can be reviewed.
When to switchIf the task falls outside this category’s real boundary, go back to the Awesome Skills overview and choose a closer category.

Reading order

Section titled “Reading order”
  1. Postgres Best Practices Skill - Applies PostgreSQL best practices for Supabase-backed projects.
  2. MongoDB Schema Design Skill - Designs efficient MongoDB document schemas with validation and indexing patterns.
  3. MongoDB Query Optimizer Skill - Analyzes and optimizes MongoDB query performance.
  4. Redis Development Skill - Guides Redis development across data structures, caching, vector search, and performance.
  5. ClickHouse Best Practices Skill - Applies best practices for working with ClickHouse.
  6. Neon Postgres Skill - Guides usage of Neon Serverless Postgres.

Nearby categories

Section titled “Nearby categories”
  • Browser, Testing, Quality - Skills for browser automation, local app checks, Core Web Vitals, accessibility, and web quality review.
  • Frontend and Design - Skills for UI composition, framework patterns, design reviews, and frontend implementation decisions.
  • Deployment and Platform Ops - Skills for deploying, configuring, and operating cloud platforms and hosting providers.
  • Security and Review - Skills for threat modeling, static analysis, code review, and security-focused investigation.

Sources

Section titled “Sources”