Testing skills

This skill helps you design resilient cloud-native systems using Vogels principles, emphasizing failure handling, eventual consistency, and API-driven

This skill helps you build and deploy continuous autonomous agents with a visual flow editor and modular blocks for rapid automation.

This skill designs and executes realistic load tests to validate performance, identify bottlenecks, and ensure SLA compliance under peak conditions.

This skill helps you implement reliable API calls, robust parsing, and tests by enforcing layered data handling and explicit error mapping.

This skill helps you adopt and implement JSpecify nullness in Java APIs, guiding annotation usage, generics, and tool interoperability.

This skill helps you build reliable, fault-tolerant Python applications with DBOS durable workflows, including workflows, steps, queues, and external clients.

This skill helps you write high-performance Go code with mechanical sympathy and data-oriented design, improving execution understanding and readability.

This skill helps security teams audit and mitigate risks in AI development by identifying dangerous scripts and enforcing safe workflows.

This skill updates customer-facing Jamdesk docs by locating docs, clarifying scope, writing content, and verifying with the jamdesk CLI.

This skill helps you build robust, correct-by-construction market systems inspired by Jane Street, using functional patterns, strong types, and explicit error

This skill helps you design ultra-minimal, high-performance systems in the Bellard mold, emphasizing deep domain mastery and single-file pragmatism.

This skill streamlines iOS/macOS development by orchestrating XcodeBuildMCP tools to build, test, run, debug, and log across targets.

This skill helps you write correct, efficient concurrent Rust code by applying Mara Bos-inspired memory-ordering guidance and safe patterns.

This skill proactively requests a second opinion on architectural decisions, complex trade-offs, or security reviews to provide multiple perspectives.

This skill helps you write MoonBit code by applying best practices for syntax, tests, and benchmarks to avoid common AI mistakes.

This skill helps you implement and debug Shopify theme architecture, Liquid, APIs, and checkout extensions with validated, versioned guidance.

This skill helps you organize Rails business logic using service objects, command/query patterns, and result objects for cleaner, testable apps.

This skill guides you to optimize network performance using Jacobson-inspired congestion control, RTT-based adaptation, and robust traceroute diagnostics.

This skill helps review pull requests and diffs for completeness, tests, and performance, improving code quality and accountability.

This skill helps you write and debug AST-based codemods with jscodeshift for automated migrations, standardization, and large-scale refactoring.

This skill helps you design, implement, and debug MCP server tools with a clear service and tool layer, type-safe results, and standardized errors.