Free CS & AI courses that actually get you job-ready.
100+ structured tracks built from the best free YouTube lessons on the planet โ curated, sequenced, and translated into 9 languages. No signup. No paywall. Start any course in 10 seconds.
Every course is a hand-picked YouTube playlist organized into modules and lessons, with quizzes, prerequisites, and an estimated completion time. Available in 9 languages. Built by engineers who hire engineers.
137 of 180 courses fully loaded with video lessons โ new tracks unlock every week.
AI Agents โ ReAct & AutoGPT
AI Agents โ ReAct & AutoGPT โ self-paced course in advanced.
AI Cost Optimization
AI Cost Optimization โ self-paced course in advanced.
AI Observability โ LangSmith & Arize
AI Observability โ LangSmith & Arize โ self-paced course in advanced.
AI Red Teaming & Prompt Security
AI Red Teaming & Prompt Security โ self-paced course in advanced.
AI Safety & Alignment
AI Safety & Alignment โ self-paced course in advanced.
Android Jetpack Compose Mastery
Android Jetpack Compose Mastery โ self-paced course in advanced.
Apache Airflow Deep Dive
Apache Airflow Deep Dive โ self-paced course in advanced.
Apache Cassandra โ Wide-Column Store
Apache Cassandra โ Wide-Column Store โ self-paced course in advanced.
Apache Druid โ Real-Time OLAP
Apache Druid โ Real-Time OLAP โ self-paced course in advanced.
Apache Flink โ Real-Time Stream Processing
Apache Flink โ Real-Time Stream Processing โ self-paced course in advanced.
Apache Kafka โ Plataforma de Streaming de Eventos
Apache Kafka โ Plataforma de Streaming de Eventos โ self-paced course in advanced.
Apache Spark โ Procesamiento de Big Data
Apache Spark โ Procesamiento de Big Data โ self-paced course in advanced.
API Design Patterns Advanced
API Design Patterns Advanced โ self-paced course in advanced.
API Documentation โ OpenAPI 3
API Documentation โ OpenAPI 3 โ self-paced course in intermediate.
API Gateway Patterns
API Gateway Patterns โ self-paced course in advanced.
API Rate Limiting & Throttling
API Rate Limiting & Throttling โ self-paced course in intermediate.
API Versioning Strategies
API Versioning Strategies โ self-paced course in intermediate.
APIs REST โ Diseรฑo y Construcciรณn
APIs REST โ Diseรฑo y Construcciรณn โ self-paced course in intermediate.
Application Security โ SAST & DAST
Application Security โ SAST & DAST โ self-paced course in advanced.
AR/VR Development โ WebXR
AR/VR Development โ WebXR โ self-paced course in advanced.
Arquitectura de Apps Mรณviles โ Limpia y Escalable
Arquitectura de Apps Mรณviles โ Limpia y Escalable โ self-paced course in advanced.
Astro โ The Content-Focused Framework
Astro โ The Content-Focused Framework โ self-paced course in intermediate.
Authentication & OAuth 2.1
Authentication & OAuth 2.1 โ self-paced course in advanced.
Backend for Frontend (BFF)
Backend for Frontend (BFF) โ self-paced course in intermediate.
Backstage โ Developer Portals
Backstage โ Developer Portals โ self-paced course in advanced.
Bases de Datos Vectoriales y RAG
Bases de Datos Vectoriales y RAG โ self-paced course in advanced.
Bluetooth Low Energy (BLE)
Bluetooth Low Energy (BLE) โ self-paced course in intermediate.
Brain-Computer Interfaces
Brain-Computer Interfaces โ self-paced course in advanced.
Browser Extensions
Browser Extensions โ self-paced course in intermediate.
Browser Internals โ V8 & Rendering
Browser Internals โ V8 & Rendering โ self-paced course in advanced.
Calculus for Deep Learning
Calculus for Deep Learning โ self-paced course in intermediate.
CDN & Edge โ Cloudflare Workers
CDN & Edge โ Cloudflare Workers โ self-paced course in intermediate.
Chaos Engineering
Chaos Engineering โ self-paced course in advanced.
ClickHouse โ Analytics Database
ClickHouse โ Analytics Database โ self-paced course in advanced.
Clojure โ Lisp on the JVM
Clojure โ Lisp on the JVM โ self-paced course in advanced.
Cloud Security โ IAM Patterns
Cloud Security โ IAM Patterns โ self-paced course in advanced.
Compilers โ How Programming Languages Work
Compilers โ How Programming Languages Work โ self-paced course in advanced.
Computaciรณn en la Nube con AWS
Computaciรณn en la Nube con AWS โ self-paced course in intermediate.
Computer Graphics & WebGL
Computer Graphics & WebGL โ self-paced course in advanced.
Computer Vision โ Object Detection
Computer Vision โ Object Detection โ self-paced course in advanced.
Computer Vision con PyTorch
Computer Vision con PyTorch โ self-paced course in advanced.
Container Security
Container Security โ self-paced course in advanced.
Contract Testing with Pact
Contract Testing with Pact โ self-paced course in advanced.
CRDTs โ Conflict-Free Data Types
CRDTs โ Conflict-Free Data Types โ self-paced course in advanced.
Cryptography in Practice
Cryptography in Practice โ self-paced course in advanced.
Data Mesh Architecture
Data Mesh Architecture โ self-paced course in advanced.
Database Internals โ Storage Engines
Database Internals โ Storage Engines โ self-paced course in advanced.
dbt โ Data Build Tool
dbt โ Data Build Tool โ self-paced course in intermediate.
Deep Learning y Redes Neuronales
Deep Learning y Redes Neuronales โ self-paced course in advanced.
DeFi Patterns
DeFi Patterns โ self-paced course in advanced.
Desarrollo Guiado por Pruebas con Jest
Desarrollo Guiado por Pruebas con Jest โ self-paced course in intermediate.
Desarrollo Kotlin y Android
Desarrollo Kotlin y Android โ self-paced course in intermediate.
Desarrollo Swift e iOS
Desarrollo Swift e iOS โ self-paced course in intermediate.
DevOps y Pipelines CI/CD
DevOps y Pipelines CI/CD โ self-paced course in intermediate.
Diffusion Models Deep Dive
Diffusion Models Deep Dive โ self-paced course in advanced.
Discrete Mathematics for CS
Discrete Mathematics for CS โ self-paced course in intermediate.
Diseรฑo de Sistemas โ Escalabilidad y Arquitectura
Diseรฑo de Sistemas โ Escalabilidad y Arquitectura โ self-paced course in advanced.
Distributed Caching Patterns
Distributed Caching Patterns โ self-paced course in advanced.
Distributed Consensus โ Raft & Paxos
Distributed Consensus โ Raft & Paxos โ self-paced course in advanced.
Docker y Contenedores
Docker y Contenedores โ self-paced course in intermediate.
Domain-Driven Design (DDD)
Domain-Driven Design (DDD) โ self-paced course in advanced.
Elasticsearch & Lucene
Elasticsearch & Lucene โ self-paced course in advanced.
Elixir & Phoenix โ Concurrent Web
Elixir & Phoenix โ Concurrent Web โ self-paced course in advanced.
Embedded Systems with Rust
Embedded Systems with Rust โ self-paced course in advanced.
Embeddings & Semantic Search
Embeddings & Semantic Search โ self-paced course in intermediate.
Estructuras de Datos y Algoritmos
Estructuras de Datos y Algoritmos โ self-paced course in intermediate.
Event Sourcing & CQRS
Event Sourcing & CQRS โ self-paced course in advanced.
Event-Driven Architecture
Event-Driven Architecture โ self-paced course in advanced.
Firmware Development
Firmware Development โ self-paced course in advanced.
Flutter โ Apps Mรณviles Multiplataforma
Flutter โ Apps Mรณviles Multiplataforma โ self-paced course in intermediate.
Full-Text Search Strategies
Full-Text Search Strategies โ self-paced course in intermediate.
Fundamentos de Ciberseguridad
Fundamentos de Ciberseguridad โ self-paced course in intermediate.
Fundamentos de Redes de Computadoras
Fundamentos de Redes de Computadoras โ self-paced course in intermediate.
Fundamentos del Desarrollo Web
Fundamentos del Desarrollo Web โ self-paced course in beginner.
Game Development with Unity
Game Development with Unity โ self-paced course in intermediate.
Game Networking โ Multiplayer
Game Networking โ Multiplayer โ self-paced course in advanced.
Game Physics & Math
Game Physics & Math โ self-paced course in advanced.
Git y GitHub โ Control de Versiones para Desarrolladores
Git y GitHub โ Control de Versiones para Desarrolladores โ self-paced course in beginner.
GitOps with Argo CD
GitOps with Argo CD โ self-paced course in advanced.
Go โ Desarrollo Backend Cloud-Native
Go โ Desarrollo Backend Cloud-Native โ self-paced course in intermediate.
Godot โ Open Source Game Engine
Godot โ Open Source Game Engine โ self-paced course in intermediate.
Google Cloud Platform (GCP)
Google Cloud Platform (GCP) โ self-paced course in intermediate.
GraphQL โ Diseรฑo Moderno de APIs
GraphQL โ Diseรฑo Moderno de APIs โ self-paced course in intermediate.
gRPC & Protocol Buffers
gRPC & Protocol Buffers โ self-paced course in advanced.
Hacking รtico y Pentesting
Hacking รtico y Pentesting โ self-paced course in advanced.
Haskell โ Functional Programming
Haskell โ Functional Programming โ self-paced course in advanced.
Helm Charts โ Kubernetes Packaging
Helm Charts โ Kubernetes Packaging โ self-paced course in intermediate.
Hexagonal & Clean Architecture
Hexagonal & Clean Architecture โ self-paced course in advanced.
Information Theory
Information Theory โ self-paced course in advanced.
Internationalization (i18n)
Internationalization (i18n) โ self-paced course in intermediate.
iOS Animations & SwiftUI Mastery
iOS Animations & SwiftUI Mastery โ self-paced course in advanced.
IoT โ MQTT & CoAP
IoT โ MQTT & CoAP โ self-paced course in intermediate.
Java โ De Cero a Empresarial
Java โ De Cero a Empresarial โ self-paced course in beginner.
JavaScript Moderno โ De ES6 a Async/Await
JavaScript Moderno โ De ES6 a Async/Await โ self-paced course in intermediate.
Kubernetes โ Orquestaciรณn de Contenedores a Escala
Kubernetes โ Orquestaciรณn de Contenedores a Escala โ self-paced course in advanced.
LangChain โ Construye Aplicaciones LLM
LangChain โ Construye Aplicaciones LLM โ self-paced course in intermediate.
Layer 2 โ Optimistic Rollups
Layer 2 โ Optimistic Rollups โ self-paced course in advanced.
Linear Algebra for ML
Linear Algebra for ML โ self-paced course in intermediate.
Linux y Bash โ Lรญnea de Comandos para Desarrolladores
Linux y Bash โ Lรญnea de Comandos para Desarrolladores โ self-paced course in beginner.
LLM Evaluation & Benchmarking
LLM Evaluation & Benchmarking โ self-paced course in advanced.
LLM Fine-Tuning with LoRA & QLoRA
LLM Fine-Tuning with LoRA & QLoRA โ self-paced course in advanced.
Logging at Scale โ ELK & Loki
Logging at Scale โ ELK & Loki โ self-paced course in intermediate.
Machine Learning con Python
Machine Learning con Python โ self-paced course in intermediate.
Microservicios โ Patrones y Prรกcticas
Microservicios โ Patrones y Prรกcticas โ self-paced course in advanced.
Microsoft Azure for Developers
Microsoft Azure for Developers โ self-paced course in intermediate.
MLOps โ Machine Learning en Producciรณn
MLOps โ Machine Learning en Producciรณn โ self-paced course in advanced.
Mobile App Performance Tuning
Mobile App Performance Tuning โ self-paced course in advanced.
Mobile Push Notifications
Mobile Push Notifications โ self-paced course in intermediate.
Mobile Testing โ XCTest & Espresso
Mobile Testing โ XCTest & Espresso โ self-paced course in intermediate.
MongoDB y Bases de Datos NoSQL
MongoDB y Bases de Datos NoSQL โ self-paced course in intermediate.
Multimodal Models โ CLIP & BLIP
Multimodal Models โ CLIP & BLIP โ self-paced course in advanced.
Mutation Testing
Mutation Testing โ self-paced course in advanced.
Next.js โ Framework React Full-Stack
Next.js โ Framework React Full-Stack โ self-paced course in intermediate.
NFT Smart Contracts
NFT Smart Contracts โ self-paced course in advanced.
NLP y Modelos de Lenguaje Grandes
NLP y Modelos de Lenguaje Grandes โ self-paced course in advanced.
Node.js โ JavaScript del Lado del Servidor
Node.js โ JavaScript del Lado del Servidor โ self-paced course in intermediate.
Numerical Computing
Numerical Computing โ self-paced course in intermediate.
OpenTelemetry & Distributed Tracing
OpenTelemetry & Distributed Tracing โ self-paced course in advanced.
Operating Systems Concepts
Operating Systems Concepts โ self-paced course in advanced.
Patrones de Diseรฑo y Diseรฑo de Bajo Nivel
Patrones de Diseรฑo y Diseรฑo de Bajo Nivel โ self-paced course in intermediate.
Performance Testing with k6
Performance Testing with k6 โ self-paced course in intermediate.
Pipelines de Ingenierรญa de Datos
Pipelines de Ingenierรญa de Datos โ self-paced course in advanced.
Platform Engineering
Platform Engineering โ self-paced course in advanced.
PostgreSQL โ Consultas Avanzadas y Rendimiento
PostgreSQL โ Consultas Avanzadas y Rendimiento โ self-paced course in intermediate.
Probability & Statistics
Probability & Statistics โ self-paced course in intermediate.
Prometheus & Grafana
Prometheus & Grafana โ self-paced course in intermediate.
Prompt Engineering y Agentes de IA
Prompt Engineering y Agentes de IA โ self-paced course in intermediate.
Property-Based Testing
Property-Based Testing โ self-paced course in advanced.
Pulumi โ Infrastructure as Code
Pulumi โ Infrastructure as Code โ self-paced course in intermediate.
PWAs & Service Workers
PWAs & Service Workers โ self-paced course in intermediate.
Python para IA โ De Cero a Agente
Python para IA โ De Cero a Agente โ self-paced course in beginner.
Quantum Computing Fundamentals
Quantum Computing Fundamentals โ self-paced course in advanced.
RabbitMQ โ Message Queues
RabbitMQ โ Message Queues โ self-paced course in intermediate.
RAG System Design Advanced
RAG System Design Advanced โ self-paced course in advanced.
React Native โ Cross-Platform Mobile
React Native โ Cross-Platform Mobile โ self-paced course in intermediate.
React.js โ Desarrollo Moderno de Interfaces
React.js โ Desarrollo Moderno de Interfaces โ self-paced course in intermediate.
Real-Time Operating Systems (RTOS)
Real-Time Operating Systems (RTOS) โ self-paced course in advanced.
Recommendation Systems
Recommendation Systems โ self-paced course in advanced.
Redis โ Caching y Datos en Memoria
Redis โ Caching y Datos en Memoria โ self-paced course in intermediate.
Reinforcement Learning
Reinforcement Learning โ self-paced course in advanced.
Rust โ Programaciรณn de Sistemas sin Miedo
Rust โ Programaciรณn de Sistemas sin Miedo โ self-paced course in advanced.
Sagas & Distributed Transactions
Sagas & Distributed Transactions โ self-paced course in advanced.
Scala for Backend Development
Scala for Backend Development โ self-paced course in advanced.
Search Relevance & BM25
Search Relevance & BM25 โ self-paced course in advanced.
Search UI Patterns
Search UI Patterns โ self-paced course in intermediate.
SEO Engineering for Developers
SEO Engineering for Developers โ self-paced course in intermediate.
Serverless with AWS Lambda Advanced
Serverless with AWS Lambda Advanced โ self-paced course in advanced.
Service Mesh โ Istio & Linkerd
Service Mesh โ Istio & Linkerd โ self-paced course in advanced.
Site Reliability Engineering (SRE)
Site Reliability Engineering (SRE) โ self-paced course in advanced.
Snowflake โ Cloud Data Warehouse
Snowflake โ Cloud Data Warehouse โ self-paced course in intermediate.
Solana Development
Solana Development โ self-paced course in advanced.
Solid.js โ Fine-Grained Reactivity
Solid.js โ Fine-Grained Reactivity โ self-paced course in intermediate.
Solidity โ Smart Contracts en Ethereum
Solidity โ Smart Contracts en Ethereum โ self-paced course in advanced.
Speech Recognition with Whisper
Speech Recognition with Whisper โ self-paced course in intermediate.
SQL y Bases de Datos โ De Cero a Maestro de Consultas
SQL y Bases de Datos โ De Cero a Maestro de Consultas โ self-paced course in beginner.
Stable Diffusion โ Generaciรณn de Imรกgenes con IA
Stable Diffusion โ Generaciรณn de Imรกgenes con IA โ self-paced course in intermediate.
Strangler Fig โ Legacy Migration
Strangler Fig โ Legacy Migration โ self-paced course in advanced.
Supply Chain Security
Supply Chain Security โ self-paced course in advanced.
Svelte & SvelteKit โ Compiled UI
Svelte & SvelteKit โ Compiled UI โ self-paced course in intermediate.
Synthetic Biology + Computing
Synthetic Biology + Computing โ self-paced course in advanced.
Tailwind CSS v4 โ Utility-First Styling
Tailwind CSS v4 โ Utility-First Styling โ self-paced course in intermediate.
Terraform โ Infraestructura como Cรณdigo en Profundidad
Terraform โ Infraestructura como Cรณdigo en Profundidad โ self-paced course in advanced.
Theory of Computation
Theory of Computation โ self-paced course in advanced.
Time-Series with InfluxDB
Time-Series with InfluxDB โ self-paced course in intermediate.
TypeScript โ JavaScript con Superpoderes
TypeScript โ JavaScript con Superpoderes โ self-paced course in intermediate.
Unreal Engine for Programmers
Unreal Engine for Programmers โ self-paced course in advanced.
Vector Search with FAISS
Vector Search with FAISS โ self-paced course in advanced.
Visual Regression Testing
Visual Regression Testing โ self-paced course in intermediate.
Vue.js โ Framework Frontend Progresivo
Vue.js โ Framework Frontend Progresivo โ self-paced course in intermediate.
Web Accessibility (WCAG 2.2)
Web Accessibility (WCAG 2.2) โ self-paced course in intermediate.
Web Animations โ GSAP & CSS
Web Animations โ GSAP & CSS โ self-paced course in intermediate.
Web Components & Lit
Web Components & Lit โ self-paced course in intermediate.
Web Performance โ Core Web Vitals
Web Performance โ Core Web Vitals โ self-paced course in intermediate.
WebAssembly โ Web de Alto Rendimiento
WebAssembly โ Web de Alto Rendimiento โ self-paced course in advanced.
WebAssembly Component Model
WebAssembly Component Model โ self-paced course in advanced.
WebGPU & 3D on the Web
WebGPU & 3D on the Web โ self-paced course in advanced.
Webhook Patterns
Webhook Patterns โ self-paced course in intermediate.
WebSockets & Real-Time Backend
WebSockets & Real-Time Backend โ self-paced course in intermediate.
Zig โ Modern Systems Programming
Zig โ Modern Systems Programming โ self-paced course in advanced.
zkSNARKs & Zero-Knowledge Proofs
zkSNARKs & Zero-Knowledge Proofs โ self-paced course in advanced.
๐ฏ Recommended next
Notify me when this course goes live
One email when this course goes live. No spam, no newsletter, unsubscribe in one click.