Best data and analytics skills, page 74

Reshape, query, validate, and transform JSON data using jq, JavaScript, and Python - with ready-to-use recipes for common data transformation tasks.

FerroxLabs/wayland

Guide for productive Jupyter notebook workflows including kernel management, reproducibility patterns, nbconvert pipelines, parameterized execution, and collaborative notebook practices.

FerroxLabs/wayland

Math problem solving and explanation skill providing step-by-step solutions, concept explanations from algebra through calculus and statistics, word problem strategies, visualization techniques…

FerroxLabs/wayland

ML pipeline design covering feature engineering, model training workflows, hyperparameter tuning, cross-validation, experiment tracking (MLflow, W&B), model versioning, data versioning (DVC)…

FerroxLabs/wayland

Expert mobile analytics covering attribution tracking, funnel analysis, crash reporting integration, A/B testing frameworks, retention and cohort analysis, event taxonomy design, privacy-compliant…

FerroxLabs/wayland

Advanced model evaluation covering LLM benchmarks, evaluation frameworks (lm-evaluate-harness, HELM, RAGAS), leaderboard interpretation, custom metrics design, human evaluation protocols, automated…

FerroxLabs/wayland

ML model assessment covering classification metrics (precision, recall, F1, AUC-ROC), regression metrics (MAE, RMSE, R2), confusion matrix analysis, cross-validation strategies, bias detection…

FerroxLabs/wayland

Comprehensive methodology for researching and evaluating neighborhoods before purchasing property, covering school district evaluation, crime statistics analysis, walkability and transit scores…

FerroxLabs/wayland

Advanced Notion workspace design covering database architecture, relations and rollups, templates, dashboard creation, team workspaces, formulas, API integrations, and using Notion as a CRM, project…

FerroxLabs/wayland

Data pipeline orchestration covering Apache Airflow DAG design patterns, Dagster software-defined assets, Prefect flow composition, retry and backfill strategies, dependency management, dynamic task…

FerroxLabs/wayland

Open source community health metrics expertise covering the CHAOSS framework, contributor funnel analysis, sustainability indicators, engagement metrics, project velocity measurement, community…

FerroxLabs/wayland

Advanced pandas techniques for data wrangling including performance optimization, method chaining patterns, MultiIndex operations, memory management, and idiomatic pandas code.

FerroxLabs/wayland

Technical presentation creation expert covering slide design principles, narrative structure, data visualization, live demo preparation, speaker notes, audience engagement techniques, presentation…

FerroxLabs/wayland

Guide for applied machine learning with scikit-learn covering feature engineering, model selection, pipeline construction, evaluation, hyperparameter tuning, and production-ready model patterns.

FerroxLabs/wayland

Business report generation expert covering report structure, data visualization best practices, executive summary writing, metric presentation, trend analysis, recommendation formatting, appendix…

FerroxLabs/wayland

SaaS business metrics analysis covering MRR, ARR, churn rates, customer lifetime value, cohort analysis, unit economics, and dashboard design.

FerroxLabs/wayland

Sales process maturity assessment evaluating pipeline management, conversion metrics, sales methodology, team enablement, and process efficiency to produce an actionable sales scorecard.

FerroxLabs/wayland

Expert guidance for creating educational science YouTube content covering scripting for clarity, data visualization, maintaining accuracy while being engaging, production techniques, and channel…

FerroxLabs/wayland

Apache Spark expertise covering RDD vs DataFrame vs Dataset APIs, partitioning strategies, shuffle optimization, broadcast joins, caching, Spark SQL, structured streaming, UDFs, cluster sizing…

FerroxLabs/wayland

Sports statistics and analysis tool covering fantasy sports strategy, player evaluation metrics by sport, team analysis frameworks, betting basics (educational), draft strategy, season prediction…

FerroxLabs/wayland

Applied statistics guide covering hypothesis testing, regression analysis, ANOVA, confidence intervals, p-value interpretation, and practical statistical decision-making with Python implementations.

FerroxLabs/wayland

Hands-on streaming data engineering covering Apache Kafka producer/consumer tuning, Flink stateful stream processing, Spark Structured Streaming, windowing strategies (tumbling, sliding, session…

FerroxLabs/wayland

Subscription business strategy advisor covering MRR/ARR metrics, pricing tier design, churn reduction strategies, retention mechanics, billing systems, free trial optimization, expansion revenue…

FerroxLabs/wayland

Time series analysis expertise covering decomposition methods, ARIMA and SARIMA modeling, Prophet for business forecasting, seasonality detection, trend analysis, anomaly detection, forecasting…

FerroxLabs/wayland

Time-series database specialist covering InfluxDB and TimescaleDB deep dives, data retention policies, downsampling strategies, continuous aggregates, compression techniques, IoT data modeling…

FerroxLabs/wayland

Time-series database design and operations covering InfluxDB, TimescaleDB, and QuestDB patterns, data retention policies, continuous aggregates, downsampling strategies, compression techniques…

FerroxLabs/wayland