justanesta
Publisher on askill
Data quality validation, observability, and monitoring for data pipelines. Use this skill when implementing data quality checks with Great Expectations or Soda Core, designing schema contracts, buildi...
Monitoring, observability, and alerting for production systems. Use this skill when implementing structured logging, Prometheus metrics, OpenTelemetry tracing, alerting strategies, SLOs/SLIs, or dashb...
Terraform infrastructure-as-code patterns covering module design, state management, resource lifecycle, variables, CI/CD integration, and migration strategies for AWS and GCP.
Query performance tuning, EXPLAIN plans, indexing strategies, and optimization techniques. Use this skill when queries are slow, you need to read execution plans, design indexes, write sargable predic...
Advanced Git operations for daily development workflows. Use this skill when performing interactive rebases, recovering lost commits, configuring hooks, managing worktrees, working with stashes, or se...
Data pipeline orchestration with Prefect and Airflow. Use this skill when building ETL/ELT pipelines, need to choose orchestration tools, or designing data workflows. Covers task dependencies, error...
ETL patterns, data cleaning, type conversions, and string/date manipulation for data transformations. Use this skill when building data pipelines, cleaning messy data, standardizing formats, or perfor...
Core SQL query patterns for SELECT, JOINs, WHERE, GROUP BY, and subqueries. Use this skill when writing basic to intermediate SQL queries, need to understand join types, or work with filtering and agg...
Modern tidyverse patterns, style guide, and migration guidance for R development. Use this skill when writing R code with dplyr, reviewing tidyverse code, updating legacy R code to modern patterns, or...
Modern Python 3.10+ patterns and idioms. Use this skill when writing new Python code, refactoring legacy code, or enforcing consistent style. Covers type hints, dataclasses, pattern matching, walrus...
Python error handling and debugging. Use this skill when implementing error handling, designing exception hierarchies, debugging issues, or adding logging. Covers exception patterns, custom exceptio...
R performance profiling, benchmarking, and optimization strategies. Use this skill when code is running slowly, comparing alternative implementations, deciding between dplyr/data.table/base R, or impl...
Modern data wrangling with pandas and polars. Use this skill when working with tabular data, need to choose between pandas/polars, or want to write idiomatic data manipulation code. Covers method ch...
Modern Python package development. Use this skill when creating packages, choosing build tools, or publishing to PyPI. Covers pyproject.toml, src layout, versioning, dependency management, testing,...
Modern API development with FastAPI and Flask. Use this skill when building REST APIs, need to choose between frameworks, or want to implement authentication, validation, and async endpoints. Covers...