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Optimizador de Procesamiento por Lotes (Windags Skills)

Optimiza cargas de trabajo de procesamiento por lotes con Spark, Polars, DuckDB y pandas, enfocándose en eficiencia de memoria, paralelismo y reducción de costos. Activar en: procesamiento por lotes, optimización de Spark, polars, DuckDB, rendimiento de pandas, data frame, shuffle, partición, optimización de memoria. NO para: pipelines de streaming (usar streaming-pipeline-architect), consultas en almacenes de datos (usar data-warehouse-optimizer).

¿Qué es Optimizador de Procesamiento por Lotes (Windags Skills)?

Esta skill está diseñada para desarrolladores e ingenieros de datos que trabajan con procesamiento por lotes y necesitan optimizar el rendimiento de herramientas como Apache Spark, Polars, DuckDB y pandas. Se activa automáticamente cuando el usuario menciona conceptos como 'batch processing', 'Spark optimization', 'Polars', 'DuckDB', 'pandas performance', 'shuffle', 'partition skew' o 'out of memory'. La skill proporciona guías prácticas, patrones arquitectónicos, ejemplos de código y listas de verificación para ayudar a los usuarios a seleccionar la herramienta adecuada según el tamaño de los datos (DuckDB/Polars para <100 GB, Spark para >100 GB), reducir el uso de memoria, evitar costosos shuffles y configurar correctamente los recursos. Incluye fragmentos de código en Python para Spark (con AQE y broadcast joins) y Polars (evaluación perezosa), así como una lista detallada de anti-patrones comunes como recolectar DataFrames grandes en el driver o ignorar la asimetría de particiones. También se integra con plataformas cloud como Databricks, EMR y Dataproc.

Compatible con~Claude Code~Codex CLI~Cursor
npx skills add https://github.com/curiositech/windags-skills/tree/HEAD/skills/batch-processing-optimizer

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Documentación

Optimizador de Procesamiento por Lotes

Optimiza cargas de trabajo de procesamiento por lotes usando Spark, Polars, DuckDB y pandas, con enfoque en eficiencia de memoria, paralelismo y reducción de costos.

Disparadores de Activación

Activar en: "procesamiento por lotes", "optimización de Spark", "Polars", "DuckDB", "rendimiento de pandas", "data frame", "optimización de shuffle", "asimetría de partición", "optimización de memoria", "fuera de memoria"

NO para: Streaming en tiempo real → streaming-pipeline-architect | Ajuste de consultas en almacenes de datos → data-warehouse-optimizer | Orquestación de pipelines → airflow-dag-orchestrator

Inicio Rápido

  1. Elige la herramienta adecuada — DuckDB para análisis en un solo nodo, Polars para DataFrames, Spark para distribuido
  2. Perfila primero — identifica cuellos de botella (shuffle, asimetría, memoria) antes de optimizar
  3. Reduce datos temprano — filtra y selecciona columnas lo antes posible en el pipeline
  4. Evita shuffles — transmite tablas pequeñas, pre-particiona datos, usa joins del lado del mapa
  5. Dimensiona recursos correctamente — ajusta la memoria/núcleos del executor al tamaño real de los datos

Capacidades Principales

DominioTecnologías
DistribuidoApache Spark 3.5+, Dask, Ray
Un solo nodoDuckDB 1.1+, Polars 1.x, pandas 2.2+
Formatos de archivoParquet, Arrow IPC, Delta Lake, Iceberg
OptimizaciónAQE (Spark), evaluación perezosa (Polars), escaneos columnar
NubeDatabricks, EMR, Dataproc, Spark sin servidor

Patrones Arquitectónicos

Árbol de Decisión para Selección de Herramientas

¿Tamaño de los datos?
  ├─ < 10 GB     → DuckDB (SQL) o Polars (DataFrame)
  │                 Una sola máquina, sin configuración, iteración más rápida
  │
  ├─ 10-100 GB   → Polars (perezoso) o DuckDB (out-of-core)
  │                 Sigue siendo una sola máquina con volcado a disco
  │
  └─ > 100 GB    → Spark (distribuido)
                    Clúster multi-nodo, joins basados en shuffle

¿Complejidad?
  ├─ Centrado en SQL  → DuckDB (motor SQL más rápido para análisis)
  ├─ DataFrame        → Polars (10x más rápido que pandas, evaluación perezosa)
  └─ ML complejo      → Spark + MLlib o Spark + Ray

Patrones de Optimización en Spark

from pyspark.sql import SparkSession
import pyspark.sql.functions as F

spark = SparkSession.builder \
    .config("spark.sql.adaptive.enabled", "true") \
    .config("spark.sql.adaptive.coalescePartitions.enabled", "true") \
    .config("spark.sql.adaptive.skewJoin.enabled", "true") \
    .getOrCreate()

# BIEN: transmitir tabla de dimensiones pequeña (< 100MB)
from pyspark.sql.functions import broadcast
resultado = df_grande.join(broadcast(df_dim_pequena), "clave")

# BIEN: pushdown de predicados — filtrar antes del join
pedidos = spark.read.parquet("s3://data/pedidos/") \
    .filter(F.col("fecha_pedido") >= "2026-01-01") \
    .select("pedido_id", "cliente_id", "monto")  # poda de columnas

# MAL: collect() en conjunto grande de datos — causa OOM en el driver
# todos_datos = df_grande.collect()  # NUNCA hagas esto

# BIEN: escribir salida particionada
resultado.repartition(200) \
    .write.mode("overwrite") \
    .partitionBy("fecha_pedido") \
    .parquet("s3://output/resultados/")

Evaluación Perezosa en Polars

import polars as pl

# Modo perezoso: construye plan de consulta, optimiza y luego ejecuta
resultado = (
    pl.scan_parquet("data/pedidos/*.parquet")  # escaneo perezoso
    .filter(pl.col("fecha_pedido") >= "2026-01-01")
    .join(
        pl.scan_parquet("data/clientes/*.parquet"),
        on="cliente_id",
        how="inner"
    )
    .group_by("region")
    .agg([
        pl.col("monto").sum().alias("ingreso_total"),
        pl.col("pedido_id").n_unique().alias("cantidad_pedidos"),
    ])
    .sort("ingreso_total", descending=True)
    .collect()  # ejecuta el plan optimizado
)

# Polars optimiza: pushdown de predicados, pushdown de proyecciones,
# reordenamiento de joins — todo automáticamente mediante evaluación perezosa

Anti-patrones

  1. pandas para >5GB — pandas carga todo en memoria; usa Polars (perezoso) o DuckDB para datos medianos, Spark para grandes
  2. Recolectar en el driver — df.collect() o df.toPandas() en DataFrames grandes de Spark causa OOM; agrega primero
  3. Ignorar asimetría de particiones — una partición con 10x más datos que otras cuellos de botella en todo el trabajo; usa AQE o salting
  4. Leer todas las columnas — siempre selecciona solo las columnas necesarias; el formato columnar Parquet omite columnas no utilizadas por completo
  5. Archivos de salida minúsculos — demasiados archivos de salida pequeños (< 128MB) ralentizan las lecturas posteriores; fusiona antes de escribir

Lista de Verificación de Calidad

  • Herramienta coincide con el tamaño de los datos (DuckDB/Polars < 100GB, Spark > 100GB)
  • Columnas podadas temprano (seleccionar solo lo necesario)
  • Filtros empujados al nivel de escaneo (pushdown de predicados)
  • Tablas pequeñas transmitidas en joins (< 100MB)
  • AQE de Spark habilitado (ejecución adaptativa de consultas)
  • Sin collect() en conjuntos de datos grandes (agregar antes de recolectar)
  • Archivos de salida de 128MB-1GB (fusionar/reparticionar antes de escribir)
  • Asimetría de particiones monitoreada y mitigada (salting o AQE)
  • Trabajo perfilado: etapas de Spark UI, .explain() de Polars, EXPLAIN ANALYZE de DuckDB
  • Memoria dimensionada apropiadamente: memoria del executor >= 2x la partición más grande

Individual skills in this repo

This repo contains 20 individual skills — each has its own dedicated page.

curiositech/windags-skills

Expert in 2000s-era music visualization (Milkdrop, AVS, Geiss) and modern WebGL implementations. Specializes in Butterchurn integration, Web Audio API AnalyserNode FFT data, GLSL shaders for audio-reactive visuals, and psychedelic generative art. Activate on "Milkdrop", "music visualization", "WebGL visualizer", "Butterchurn", "audio reactive", "FFT visualization", "spectrum analyzer". NOT for simple bar charts/waveforms (use basic canvas), video editing, or non-audio visuals.

curiositech/windags-skills

Expert legal research agent for finding and scraping expungement data state by state. Knows authoritative sources, URL patterns, Firecrawl configuration, and 2026 legal landscape.

curiositech/windags-skills

Expert in 3D computer vision labeling tools, workflows, and AI-assisted annotation for LiDAR, point clouds, and sensor fusion. Covers SAM4D/Point-SAM, human-in-the-loop architectures, and vertical-specific training strategies. Activate on '3D labeling', 'point cloud annotation', 'LiDAR labeling', 'SAM 3D', 'SAM4D', 'sensor fusion annotation', '3D bounding box', 'semantic segmentation point cloud'. NOT for 2D image labeling (use clip-aware-embeddings), general ML training (use ml-engineer), video annotation without 3D (use computer-vision-pipeline), or VLM prompt engineering (use prompt-engineer).

curiositech/windags-skills

Implement WCAG 2.2 AA/AAA compliance with automated testing, keyboard navigation, screen reader support, and focus management. Activate on: accessibility audit, WCAG compliance, keyboard navigation, screen reader, aria attributes, axe-core, focus trap. NOT for: design-level accessibility review (use design-accessibility-auditor), color contrast only (use css-in-js-architect).

curiositech/windags-skills

Time-blind friendly planning, executive function support, and daily structure for ADHD brains. Specializes in realistic time estimation, dopamine-aware task design, and building systems that actually work for neurodivergent minds.

curiositech/windags-skills

Designs digital experiences for ADHD brains using neuroscience research and UX principles. Expert in reducing cognitive load, time blindness solutions, dopamine-driven engagement, and compassionate design patterns. Activate on 'ADHD design', 'cognitive load', 'accessibility', 'neurodivergent UX', 'time blindness', 'dopamine-driven', 'executive function'. NOT for general accessibility (WCAG only), neurotypical UX design, or simple UI styling without ADHD context.

curiositech/windags-skills

>- Apply crisis decision-making research to agent routing, uncertainty triage, and coordination failure analysis in time-pressured systems. Use when diagnosing handoff failures, analytical paralysis, or expert judgment under incomplete information. NOT for routine coding, simple CRUD design, or static single-agent tasks with complete information.

curiositech/windags-skills

Extend and modify the admin dashboard, developer portal, and operations console. Use when adding new admin tabs, metrics, monitoring features, or internal tools. Activates for dashboard development, analytics, user management, and internal tooling.

curiositech/windags-skills

Conversation patterns and interaction protocols for multi-agent systems. Covers request/response, pub/sub, blackboard, delegation chains, debate, critique, consensus, fan-out/fan-in, supervisor-worker, and peer negotiation. Deep analysis of AutoGen conversation patterns, CrewAI delegation, LangGraph state passing, and FIPA-ACL performatives. Teaches how to design what agents say to each other and in what order. Activate on: "agent conversation", "agent protocol", "multi-agent debate", "agent delegation", "supervisor worker pattern", "agent voting", "consensus protocol", "fan-out fan-in", "agent negotiation", "blackboard pattern", "agent dialogue", "conversation topology", "agent handoff". NOT for: wire format or serialization (use agent-interchange-formats), orchestration infrastructure (use agentic-infrastructure-2026), single agent behavior (use agentic-patterns).

curiositech/windags-skills

Meta-agent for creating new custom agents, skills, and MCP integrations. Expert in agent design, MCP development, skill architecture, and rapid prototyping. Activate on 'create agent', 'new skill', 'MCP server', 'custom tool', 'agent design'. NOT for using existing agents (invoke them directly), general coding (use language-specific skills), or infrastructure setup (use deployment-engineer).

curiositech/windags-skills

AI-powered calendar management and agent-based scheduling coordination. Covers calendar APIs (Google Calendar, CalDAV/iCal), AI scheduling assistants (Reclaim, Clockwise, Motion, Cal.com), building custom calendar agents with MCP, multi-calendar merging, timezone management, focus block protection, meeting fatigue detection, and agent-to-agent meeting negotiation protocols. Activate on: "calendar agent", "AI scheduling", "calendar coordination", "meeting scheduling", "calendar API", "focus time protection", "calendar optimization", "Google Calendar MCP", "Reclaim", "Clockwise", "Motion", "Cal.com", "smart scheduling", "calendar-aware agent", "timezone scheduling", "agent negotiation meetings". NOT for: manual calendar UI component design (use form-validation-architect), project management scheduling or Gantt charts (use project-management-guru-adhd), general time-tracking or pomodoro apps (use adhd-daily-planner for time-awareness), building the agent itself from scratch (use agent-creator).

curiositech/windags-skills

Build and adopt production AI agent infrastructure in 2026. Covers framework selection (LangGraph, CrewAI, AutoGen, MCP), orchestration patterns, evaluation, observability, memory systems, and tool use. Also covers the SOCIAL dimension: how to sell agent infrastructure internally, change management, measuring ROI, building trust in autonomous systems, and scaling adoption across teams. Activate on: "agent infrastructure", "agent framework comparison", "which agent framework", "sell AI tools internally", "agent adoption", "agent observability", "agent evaluation", "MCP architecture", "agentic mesh", "enterprise AI agents", "AI change management", "agent ROI". NOT for: building specific agents (use ai-engineer), designing agent behavior patterns (use agentic-patterns), prompt tuning (use prompt-engineer).

curiositech/windags-skills

Fundamental patterns for effective agentic behavior. Teaches decomposition, tool orchestration, error recovery, context management, quality self-assessment, and knowing when to stop. Model-agnostic principles that make any agent more effective regardless of domain. Activate on: "how should I structure this agent", "agentic workflow", "agent patterns", "multi-step task", "tool orchestration", "/agentic-patterns", "decompose this", "agent best practices", "chain of actions", "when should the agent stop", "agent loop design". NOT for: creating agent infrastructure (use agent-creator), building DAGs (use windags-architect), specific tool implementation.

curiositech/windags-skills

Automated discovery and matching of agent skills for dynamic task routing and capability assessment

curiositech/windags-skills

Cryptographic security for agentic systems — zero-trust agent networking, signed message envelopes (JWS/JWE), capability-based security (ocaps), Merkle tree audit trails, WASM sandboxing, and formal verification. Covers CLI dev tool security, mTLS between agents, permission boundaries (least privilege for AI agents), and supply chain security for skills/plugins. Activate on: "agent security", "zero trust agents", "secure agent communication", "capability-based security", "ocap", "signed messages between agents", "agent audit trail", "sandbox agent execution", "agent permissions", "mTLS agents", "cryptographic verification", "agent supply chain", "OWASP agentic", "prove agent did X", "tamper-proof agent logs". NOT for: application-level SAST scanning (use security-auditor), network firewall rules (use infrastructure), SOC2/HIPAA compliance (organizational), or prompt injection defense (use prompt-engineer).

curiositech/windags-skills

Data structures and serialization formats for agent-to-agent communication. Covers message envelopes, structured output schemas, capability declarations, task handoff payloads, error/retry signaling, and context windows as data structures. Deep comparison of A2A protocol, MCP, OpenAI function calling, and LangChain message types. Teaches when to use rigid schemas vs free-form with validation, typed vs untyped, streaming vs batch. Activate on: "agent message format", "agent communication schema", "agent-to-agent protocol", "A2A protocol", "MCP message format", "structured output for agents", "agent interop", "interchange format", "agent serialization", "task handoff format", "capability declaration". NOT for: what agents say to each other (use agent-conversation-protocols), orchestration topology (use multi-agent-coordination), building agent infrastructure (use agentic-infrastructure-2026).

curiositech/windags-skills

Logic-based agent programming language implementing BDI architecture for practical autonomous agent development

curiositech/windags-skills

>- Design AgentSpeak(L)-style BDI agents with context-guarded plans, selection functions, and intention stacks. Use for interruptible autonomy, agent policy, and multi-agent orchestration in dynamic environments. NOT for simple rule engines, static planners, or centralized workflows.

curiositech/windags-skills

Foundational concurrent computation model where actors communicate exclusively through asynchronous message passing

curiositech/windags-skills

license: Apache-2.0 NOT for unrelated tasks outside this domain.

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