Design systems often drift without clear tokens and patterns. This skill provides Tailwind structures to standardize components, themes, and responsive layouts across your codebase.

Setting up Stripe payment flows can be confusing and error prone. This skill provides ready patterns for checkout, subscriptions, and secure webhooks for PCI compliant implementations.

This skill helps identify and document security threats in systems using the STRIDE threat modeling methodology. It provides templates, code patterns, and analysis frameworks for systematic threat identification and mitigation planning.

Startup founders and operators often struggle to identify which metrics matter at each growth stage. This skill provides comprehensive formulas, benchmarks, and best practices for tracking SaaS, marketplace, and B2B metrics to make data-driven decisions and impress investors.

Create comprehensive 3-5 year financial models with revenue projections, burn rate calculations, runway analysis, and scenario planning to support fundraising and strategic decisions.

Slow queries cause delays and high database costs. This skill provides clear optimization patterns and indexing guidance to improve performance and eliminate bottlenecks.

Slow Spark jobs waste cluster time and delay analytics. This skill provides proven tuning patterns for partitioning, caching, joins, and memory to improve performance.

Smart contracts fail from reentrancy, overflow, and access control mistakes. This skill guides secure patterns, checks, and testing steps to prevent common vulnerabilities.

Reliability targets are often unclear and hard to measure. This skill provides SLI, SLO, and error budget templates with alerting guidance for implementing SRE practices.

Building fast semantic search is complex and error prone. This skill provides proven templates for common vector databases and hybrid retrieval methods.

Shell script issues hide until production and slow code reviews. This skill explains ShellCheck setup, rule configuration, and integration workflows to catch problems before merge.

Service mesh telemetry is hard to wire across traces, metrics, and dashboards. This skill provides ready templates and queries for Istio and Linkerd observability.

Security threats are hard to turn into clear requirements. This skill converts threats into testable requirements, user stories, and compliance mappings. Use it when translating threat models into actionable security controls.

CI/CD pipelines often leak secrets through hardcoded values and logs. This skill guides you to store, rotate, and consume secrets safely with popular platforms.

Screen reader issues are hard to reproduce and validate. This skill gives clear test steps and fixes for VoiceOver, NVDA, JAWS, and TalkBack.

You need consistent SAST tool setup across your projects. This skill provides guidance for configuring Semgrep, SonarQube, and CodeQL with custom rules and CI integration.

Distributed workflows fail when steps do not coordinate or roll back cleanly. This skill provides clear saga patterns and templates to orchestrate steps and compensations for reliable multi-service transactions.

Async Rust can be hard to structure and debug. This skill gives clear patterns for Tokio tasks, channels, streams, and errors.

You need accurate risk measurements for portfolio management. This skill provides formulas and examples for VaR, Sharpe ratio, drawdowns, and other key metrics.

Building interfaces that adapt across devices is complex and time-consuming. This skill provides ready-to-use code patterns for container queries, fluid typography, CSS Grid layouts, and mobile-first breakpoints to speed up responsive development.