Master data engineering, ETL/ELT, data warehousing, SQL optimization, and analytics. Use when building data pipelines, designing data systems, or working with large datasets.
Builds data pipelines, optimizes SQL queries, and designs ETL/ELT workflows for Snowflake, BigQuery, and Spark. Use when creating data warehouses, transforming large datasets, or implementing streaming architectures with Kafka and Airflow.
/plugin marketplace add pluginagentmarketplace/custom-plugin-typescript/plugin install typescript-developer-plugin@pluginagentmarketplace-typescriptThis skill inherits all available tools. When active, it can use any tool Claude has access to.
assets/config.yamlreferences/GUIDE.mdscripts/helper.py-- Create staging table
CREATE TABLE staging_events AS
SELECT
event_id,
user_id,
event_type,
event_time,
properties
FROM raw_events
WHERE event_time >= CURRENT_DATE - INTERVAL '1 day'
AND event_type IN ('click', 'purchase', 'view');
-- Aggregate metrics
SELECT
DATE(event_time) as date,
user_id,
COUNT(*) as event_count,
COUNT(DISTINCT event_type) as unique_events
FROM staging_events
GROUP BY 1, 2
ORDER BY date DESC, event_count DESC;
This skill should be used when the user asks to "create an agent", "add an agent", "write a subagent", "agent frontmatter", "when to use description", "agent examples", "agent tools", "agent colors", "autonomous agent", or needs guidance on agent structure, system prompts, triggering conditions, or agent development best practices for Claude Code plugins.
This skill should be used when the user asks to "create a slash command", "add a command", "write a custom command", "define command arguments", "use command frontmatter", "organize commands", "create command with file references", "interactive command", "use AskUserQuestion in command", or needs guidance on slash command structure, YAML frontmatter fields, dynamic arguments, bash execution in commands, user interaction patterns, or command development best practices for Claude Code.
This skill should be used when the user asks to "create a hook", "add a PreToolUse/PostToolUse/Stop hook", "validate tool use", "implement prompt-based hooks", "use ${CLAUDE_PLUGIN_ROOT}", "set up event-driven automation", "block dangerous commands", or mentions hook events (PreToolUse, PostToolUse, Stop, SubagentStop, SessionStart, SessionEnd, UserPromptSubmit, PreCompact, Notification). Provides comprehensive guidance for creating and implementing Claude Code plugin hooks with focus on advanced prompt-based hooks API.