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Concepts that move.

Animated tutorials across 10+ career tracks — Data Engineering, AI/ML, DevOps, Frontend, Backend, QA, and more. Every tutorial is a 3Blue1Brown-style animation with live sandboxes + AI Q&A.

Browse all tutorials →Learning paths
1,000+
Animated tutorials
80+
Technology stacks
10
Career tracks
4.9 / 5
Average rating
All Technology Stacks

80+ stacks across 10 career tracks.

Apache SparkApache Spark
Apache KafkaApache Kafka
Apache AirflowApache Airflow
dbtdbt
dbt Clouddbt Cloud
Apache FlinkApache Flink
Apache HiveApache Hive
Presto / TrinoPresto / Trino
Apache DruidApache Druid
Hadoop / HDFSHadoop / HDFS
Apache BeamApache Beam
Apache PulsarApache Pulsar
Apache NiFiApache NiFi
FivetranFivetran
AirbyteAirbyte
PrefectPrefect
DagsterDagster
Great ExpectationsGreat Expectations
Apache RangerApache Ranger
Apache AtlasApache Atlas
⭐Starburst
SQL & ModelingSQL & Modeling
PostgreSQLPostgreSQL
MySQLMySQL
SnowflakeSnowflake
BigQueryBigQuery
Delta LakeDelta Lake
Apache IcebergApache Iceberg
ClickHouseClickHouse
ElasticsearchElasticsearch
RedisRedis
MongoDBMongoDB
Apache CassandraApache Cassandra
DuckDBDuckDB
DatabricksDatabricks
Apache SupersetApache Superset
MetabaseMetabase
Python for DEPython for DE
LangChainLangChain
PineconePinecone
Hugging FaceHugging Face
PyTorchPyTorch
TensorFlowTensorFlow
OpenAI APIOpenAI API
MLflowMLflow
FastAPIFastAPI
DaskDask
RayRay
LightGBMLightGBM
XGBoostXGBoost
ScalaScala
PythonPython
Go / GolangGo / Golang
JavaJava
TypeScriptTypeScript
JavaScriptJavaScript
RustRust
C++C++
Apache SparkApache Spark
Apache KafkaApache Kafka
Apache AirflowApache Airflow
dbtdbt
dbt Clouddbt Cloud
Apache FlinkApache Flink
Apache HiveApache Hive
Presto / TrinoPresto / Trino
Apache DruidApache Druid
Hadoop / HDFSHadoop / HDFS
Apache BeamApache Beam
Apache PulsarApache Pulsar
Apache NiFiApache NiFi
FivetranFivetran
AirbyteAirbyte
PrefectPrefect
DagsterDagster
Great ExpectationsGreat Expectations
Apache RangerApache Ranger
Apache AtlasApache Atlas
⭐Starburst
SQL & ModelingSQL & Modeling
PostgreSQLPostgreSQL
MySQLMySQL
SnowflakeSnowflake
BigQueryBigQuery
Delta LakeDelta Lake
Apache IcebergApache Iceberg
ClickHouseClickHouse
ElasticsearchElasticsearch
RedisRedis
MongoDBMongoDB
Apache CassandraApache Cassandra
DuckDBDuckDB
DatabricksDatabricks
Apache SupersetApache Superset
MetabaseMetabase
Python for DEPython for DE
LangChainLangChain
PineconePinecone
Hugging FaceHugging Face
PyTorchPyTorch
TensorFlowTensorFlow
OpenAI APIOpenAI API
MLflowMLflow
FastAPIFastAPI
DaskDask
RayRay
LightGBMLightGBM
XGBoostXGBoost
ScalaScala
PythonPython
Go / GolangGo / Golang
JavaJava
TypeScriptTypeScript
JavaScriptJavaScript
RustRust
C++C++
C#C#
RubyRuby
KotlinKotlin
KubernetesKubernetes
DockerDocker
TerraformTerraform
PrometheusPrometheus
GrafanaGrafana
AnsibleAnsible
JenkinsJenkins
GitHub ActionsGitHub Actions
ArgoCDArgoCD
HelmHelm
VaultVault
ConsulConsul
ReactReact
Next.jsNext.js
Vue.jsVue.js
AngularAngular
SvelteSvelte
HTML5HTML5
CSS3CSS3
Tailwind CSSTailwind CSS
BootstrapBootstrap
Node.jsNode.js
ExpressExpress
GraphQLGraphQL
WebpackWebpack
ViteVite
FastAPIFastAPI
FlaskFlask
DjangoDjango
Spring BootSpring Boot
RabbitMQRabbitMQ
NginxNginx
gRPCgRPC
PostmanPostman
SwaggerSwagger
AWSAWS
Microsoft AzureMicrosoft Azure
Google CloudGoogle Cloud
CloudflareCloudflare
VercelVercel
NetlifyNetlify
SeleniumSelenium
CypressCypress
PlaywrightPlaywright
JestJest
PyTestPyTest
JUnitJUnit
PostmanPostman
GatlingGatling
SonarQubeSonarQube
🏛️System Design
🔬Microservices
📨Event-Driven
🔀Data Mesh
🏗️Lambda / Kappa
C#C#
RubyRuby
KotlinKotlin
KubernetesKubernetes
DockerDocker
TerraformTerraform
PrometheusPrometheus
GrafanaGrafana
AnsibleAnsible
JenkinsJenkins
GitHub ActionsGitHub Actions
ArgoCDArgoCD
HelmHelm
VaultVault
ConsulConsul
ReactReact
Next.jsNext.js
Vue.jsVue.js
AngularAngular
SvelteSvelte
HTML5HTML5
CSS3CSS3
Tailwind CSSTailwind CSS
BootstrapBootstrap
Node.jsNode.js
ExpressExpress
GraphQLGraphQL
WebpackWebpack
ViteVite
FastAPIFastAPI
FlaskFlask
DjangoDjango
Spring BootSpring Boot
RabbitMQRabbitMQ
NginxNginx
gRPCgRPC
PostmanPostman
SwaggerSwagger
AWSAWS
Microsoft AzureMicrosoft Azure
Google CloudGoogle Cloud
CloudflareCloudflare
VercelVercel
NetlifyNetlify
SeleniumSelenium
CypressCypress
PlaywrightPlaywright
JestJest
PyTestPyTest
JUnitJUnit
PostmanPostman
GatlingGatling
SonarQubeSonarQube
🏛️System Design
🔬Microservices
📨Event-Driven
🔀Data Mesh
🏗️Lambda / Kappa
⚡

Data Engineering

Spark, Kafka, Airflow, dbt — the modern data stack

Apache SparkApache Spark
Apache KafkaApache Kafka
Apache AirflowApache Airflow
dbtdbt
dbt Clouddbt Cloud
Apache FlinkApache Flink
Apache HiveApache Hive
Presto / TrinoPresto / Trino
Apache DruidApache Druid
Hadoop / HDFSHadoop / HDFS
Apache BeamApache Beam
Apache PulsarApache Pulsar
Apache NiFiApache NiFi
FivetranFivetran
AirbyteAirbyte
PrefectPrefect
DagsterDagster
Great ExpectationsGreat Expectations
Apache RangerApache Ranger
Apache AtlasApache Atlas
⭐Starburst
🗄️

Databases & Warehouses

SQL, PostgreSQL, Snowflake, BigQuery, and data lakes

SQL & ModelingSQL & Modeling
PostgreSQLPostgreSQL
MySQLMySQL
SnowflakeSnowflake
BigQueryBigQuery
Delta LakeDelta Lake
Apache IcebergApache Iceberg
ClickHouseClickHouse
ElasticsearchElasticsearch
RedisRedis
MongoDBMongoDB
Apache CassandraApache Cassandra
DuckDBDuckDB
DatabricksDatabricks
Apache SupersetApache Superset
MetabaseMetabase
🤖

AI / Machine Learning

LLMs, NLP, PyTorch, TensorFlow, vector databases

Python for DEPython for DE
LangChainLangChain
PineconePinecone
Hugging FaceHugging Face
PyTorchPyTorch
TensorFlowTensorFlow
OpenAI APIOpenAI API
MLflowMLflow
FastAPIFastAPI
DaskDask
RayRay
LightGBMLightGBM
XGBoostXGBoost
💻

Programming Languages

Scala, Python, Go, Java for data & backend engineering

ScalaScala
PythonPython
Go / GolangGo / Golang
JavaJava
TypeScriptTypeScript
JavaScriptJavaScript
RustRust
C++C++
C#C#
RubyRuby
KotlinKotlin
⎈

DevOps & SRE

Kubernetes, Docker, Terraform, monitoring, CI/CD

KubernetesKubernetes
DockerDocker
TerraformTerraform
PrometheusPrometheus
GrafanaGrafana
AnsibleAnsible
JenkinsJenkins
GitHub ActionsGitHub Actions
ArgoCDArgoCD
HelmHelm
VaultVault
ConsulConsul
🎨

Frontend & Web

React, Next.js, Vue, Angular, CSS frameworks

ReactReact
Next.jsNext.js
Vue.jsVue.js
AngularAngular
SvelteSvelte
HTML5HTML5
CSS3CSS3
Tailwind CSSTailwind CSS
BootstrapBootstrap
Node.jsNode.js
ExpressExpress
GraphQLGraphQL
WebpackWebpack
ViteVite
⚙️

Backend & API

APIs, microservices, message queues, serverless

FastAPIFastAPI
FlaskFlask
DjangoDjango
Spring BootSpring Boot
RabbitMQRabbitMQ
NginxNginx
gRPCgRPC
PostmanPostman
SwaggerSwagger
☁️

Cloud Platforms

AWS, Azure, GCP — deploy, scale, manage

AWSAWS
Microsoft AzureMicrosoft Azure
Google CloudGoogle Cloud
CloudflareCloudflare
VercelVercel
NetlifyNetlify
✅

QA & Testing

Automation, performance testing, quality assurance

SeleniumSelenium
CypressCypress
PlaywrightPlaywright
JestJest
PyTestPyTest
JUnitJUnit
PostmanPostman
GatlingGatling
SonarQubeSonarQube
🏛️

System Design & Architecture

Distributed systems, microservices, design patterns

🏛️System Design
🔬Microservices
📨Event-Driven
🔀Data Mesh
🏗️Lambda / Kappa
Featured Tutorials

Start watching.

View all →
Apache SparkMost watchedIntermediate
⚡ Data Engineering

How Spark Repartitions a DataFrame Across 4 Executors

▶ 8 minWatch →
Apache KafkaTrendingBeginner
⚡ Data Engineering

Kafka Consumer Groups & Partition Rebalancing Visualised

▶ 6 minWatch →
Apache SparkNewAdvanced
⚡ Data Engineering

Spark AQE: Adaptive Query Execution Deep Dive

▶ 12 minWatch →
Apache KafkaIntermediate
⚡ Data Engineering

Building a Real-Time Pipeline with Kafka Streams

▶ 9 minWatch →
PostgreSQLIntermediate
⚡ Data Engineering

Window Functions, CTEs & Slowly Changing Dimensions

▶ 10 minWatch →
PostgreSQLAdvanced
⚡ Data Engineering

Recursive CTEs and Hierarchical Data Models

▶ 11 minWatch →
PythonTrendingBeginner
🤖 AI / Machine Learning

Polars vs Pandas: Why Data Engineers Are Switching

▶ 7 minWatch →
LangChainNewAdvanced
🤖 AI / Machine Learning

Building RAG Pipelines with LangChain

▶ 14 minWatch →
ScalaAdvancedAdvanced
💻 Programming Languages

Scala Implicits & Type Classes Demystified

▶ 14 minWatch →
KubernetesNewAdvanced
⎈ DevOps & SRE

Deploying Spark on Kubernetes with Operators

▶ 12 minWatch →
ReactIntermediate
🎨 Frontend & Web

React Hooks: A Deep Dive for Production Apps

▶ 10 minWatch →
FastAPIBeginner
⚙️ Backend & API

Building High-Performance APIs with FastAPI

▶ 8 minWatch →
PlaywrightIntermediate
✅ QA & Testing

End-to-End Testing with Playwright

▶ 9 minWatch →
Apache SparkDeep diveAdvanced
🏛️ System Design & Architecture

How Spark's Catalyst Optimizer Rewrites Your Query Plan

▶ 15 minWatch →
Learning Paths

Structured learning journeys.

Data Engineer — Junior to Senior

12 modules·~40h total·All levelsData Engineering
→

Kafka Streams in Production

8 modules·~24h total·IntermediateData Engineering
→

Spark Performance Engineering

10 modules·~32h total·AdvancedData Engineering
→

dbt + SQL Data Modelling

7 modules·~18h total·IntermediateData Engineering
→

Full-Stack Web Developer

14 modules·~50h total·All levelsFrontend & Web
→

DevOps Engineer Path

10 modules·~35h total·IntermediateDevOps & SRE
→

AI/ML Engineer Track

12 modules·~45h total·All levelsAI / Machine Learning
→

Backend API Development

8 modules·~28h total·IntermediateBackend & API
→
View all paths →
🏆

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