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View Plans →Python, NumPy, Pandas, Matplotlib. Real projects from day one—no "hello world" for 10 lessons.
Start CourseProbability, vectors, matrices, derivatives—the math behind ML, explained like you're five. Seriously.
Start CourseBuild production DAGs, master operators and sensors, deploy enterprise-grade pipelines.
Start CourseQuery billions of rows in milliseconds. Install with Docker, learn columnar OLAP from scratch.
Start CourseStorage, warehouses, and cloud services. Loading, streams, Iceberg, Horizon, Cortex, and a dbt plus Airflow capstone.
Start CoursePetabyte-scale data warehousing. Distribution keys, sort keys, COPY, Spectrum and more.
Start CourseT-SQL mastery, stored procedures, index tuning, backup/recovery — full enterprise DBA path.
Start CourseModern analytics engineering with SQL. Models, tests, docs, Jinja macros and dbt Cloud.
Start CourseDrag-and-drop dashboards, scheduled reports, embedded analytics. No SQL required to start.
Start CourseThe world's best open-source database. SQL from SELECT to JOINs—with a visual explorer so you don't get lost.
Start CourseLocal clusters, workloads, Gateway API, security, Helm, and EKS, GKE, and AKS without a frozen version number.
Start CourseHCL, state, modules, workspaces, tests, and HCP Terraform. OpenTofu is compared without calling the tools the same product.
Start CourseEndpoints, full load, CDC, task mappings, and the difference between a task assessment and schema conversion.
Start CourseBuild a working LLM from scratch. Tokenization, attention, transformers, fine-tuning and deployment.
Start CoursePython, SQL, PostgreSQL
Redshift, ClickHouse, Snowflake, Kubernetes, Terraform, DMS
Airflow, DBT
Metabase, Data Science, LLMs