CS & AI Learning Tracks
Structured courses built from curated YouTube content. Free, multilingual, designed for real-world skills.
64/180 courses fully populated
AI Agents โ ReAct & AutoGPT
Agentic LLMs: ReAct, AutoGPT, tool use, and building reliable AI agents.
AI Cost Optimization
Token economics, caching, model routing, and reducing LLM costs at scale.
AI Observability โ LangSmith & Arize
Trace, monitor, and debug LLM applications with LangSmith, Arize, and Helicone.
AI Red Teaming & Prompt Security
Prompt injection, jailbreaks, defenses, and red-teaming LLM apps systematically.
AI Safety & Alignment
RLHF, constitutional AI, jailbreaks, and the alignment problem.
advanced
Android Jetpack Compose Mastery
Beyond basics: custom layouts, animations, side effects, and Compose performance.
advanced
Apache Airflow Deep Dive
Beyond the basics: dynamic DAGs, sensors, custom operators, and production Airflow deployments.
advanced
Apache Cassandra โ Wide-Column Store
Distributed wide-column NoSQL: Cassandra ring topology, partitioning, and tunable consistency.
advanced
Apache Druid โ Real-Time OLAP
Sub-second analytical queries on streaming + historical data with Apache Druid.
advanced
Apache Flink โ Real-Time Stream Processing
Stateful stream processing with Apache Flink: windows, watermarks, and exactly-once semantics.
advanced
Apache Kafka โ Event-Streaming-Plattform
Baue Echtzeit-Event-Driven-Systeme mit Kafka Topics, Producers, Consumers und Kafka Streams.
advanced
Apache Spark โ Big-Data-Verarbeitung
Verarbeite riesige Datasets im groรen Maรstab mit Spark SQL, DataFrames und Spark Streaming.
API Design Patterns Advanced
Pagination, idempotency, batch endpoints, partial updates, and long-running operations.
API Documentation โ OpenAPI 3
OpenAPI 3.1 specs, code generation, and developer-friendly API docs.
advanced
API Gateway Patterns
API gateway design: Kong, Tyk, AWS API Gateway. Routing, auth, rate limiting, and BFF patterns.
API Rate Limiting & Throttling
Token bucket, sliding window, distributed rate limiting with Redis.
API Versioning Strategies
URL versioning, header versioning, deprecation, and managing breaking changes.
advanced
Application Security โ SAST & DAST
Find vulnerabilities before attackers do: static analysis, dynamic scanning, and dependency auditing.
AR/VR Development โ WebXR
Build AR and VR experiences in the browser with WebXR, A-Frame, and Three.js.
intermediate
Astro โ The Content-Focused Framework
Build blazing-fast content sites with Astro: islands architecture, partial hydration, and zero-JS by default.
advanced
Authentication & OAuth 2.1
Production auth patterns: OAuth 2.1, OIDC, JWTs, refresh tokens, and session management without the gotchas.
intermediate
Backend for Frontend (BFF)
Tailored backends per client: BFF pattern, GraphQL federation, and the API composition layer.
advanced
Backstage โ Developer Portals
Spotify Backstage: service catalogs, scaffolders, and internal developer portals.
Bluetooth Low Energy (BLE)
BLE protocol, GATT services, characteristics, and BLE peripheral development.
Brain-Computer Interfaces
BCI basics: EEG signals, signal processing, and neural decoding for HCI.
intermediate
Browser Extensions
Chrome MV3 extensions: content scripts, service workers, storage, and Web Store publishing.
advanced
Browser Internals โ V8 & Rendering
How browsers work: V8 JIT, the rendering pipeline, layout, paint, composite, and event loop.
Calculus for Deep Learning
Derivatives, gradients, chain rule, and backpropagation from first principles.
intermediate
CDN & Edge โ Cloudflare Workers
Serverless at the edge: Cloudflare Workers, KV, D1, R2, and Durable Objects.
advanced
Chaos Engineering
Break things on purpose: chaos engineering principles, Chaos Mesh, and resilience testing.
advanced
ClickHouse โ Analytics Database
OLAP at scale: ClickHouse column store, merge tree engines, and sub-second analytics queries.
advanced
Clojure โ Lisp on the JVM
Modern Lisp with immutable data structures, REPL-driven development, and the JVM ecosystem.
intermediate
Cloud Computing mit AWS
AWS-Kernservices: EC2, S3, Lambda und Deployment echter Anwendungen in der Cloud.
advanced
Cloud Security โ IAM Patterns
Least privilege, role assumption, identity federation, and IAM in AWS, GCP, and Azure.
advanced
Compilers โ How Programming Languages Work
Lexing, parsing, AST, semantic analysis, IR, optimization, and code generation. Build a small compiler.
advanced
Computer Graphics & WebGL
Rasterization, shaders, lighting models, and 3D rendering with WebGL and Three.js.
Computer Vision โ Object Detection
YOLOv8, DETR, Segment Anything, and modern object detection pipelines.
advanced
Computer Vision mit PyTorch
Deep Learning fรผr Bilder: CNNs, Objekterkennung, Segmentierung und moderne Vision-Modelle.
advanced
Container Security
Image scanning, runtime security, eBPF-based detection, and securing Kubernetes clusters.
Contract Testing with Pact
Consumer-driven contracts, Pact broker, and verifying microservice contracts.
advanced
CRDTs โ Conflict-Free Data Types
Collaborative apps without conflicts: state-based and op-based CRDTs.
advanced
Cryptography in Practice
Symmetric, asymmetric, hashing, KDFs, and avoiding the common crypto mistakes.
advanced
Data Engineering Pipelines
ETL mit Python, Apache Airflow, Kafka und der Aufbau von Datenpipelines in der Produktion.
advanced
Data Mesh Architecture
Decentralized data ownership: data mesh principles, data products, and federated governance.
advanced
Database Internals โ Storage Engines
B-trees, LSM-trees, WAL, MVCC, and how databases actually store and retrieve data.
intermediate
Datenstrukturen und Algorithmen
Arrays, verkettete Listen, Bรคume, Graphen und die wichtigsten Algorithmen fรผr technische Interviews und effizienten โฆ
intermediate
dbt โ Data Build Tool
Transform data in your warehouse using dbt: models, tests, snapshots, and analytics engineering.
advanced
Deep Learning und Neuronale Netze
Neuronale Netze von Grund auf, PyTorch, CNNs und Training echter Modelle mit praktischen Datasets.
DeFi Patterns
AMMs, lending protocols, flash loans, and the DeFi primitives.
intermediate
DevOps und CI/CD-Pipelines
GitHub Actions, Continuous Deployment, Infrastructure as Code und die moderne DevOps-Kultur.
Diffusion Models Deep Dive
How diffusion models work: forward/reverse process, U-Nets, and beyond Stable Diffusion.
intermediate
Discrete Mathematics for CS
Sets, logic, combinatorics, graph theory, and proofs โ the math behind every CS topic.
advanced
Distributed Caching Patterns
Cache aside, write-through, write-behind, cache invalidation, and the consistent hashing ring.
advanced
Distributed Consensus โ Raft & Paxos
How distributed systems agree: Raft, Paxos, and the CAP theorem in practice.
intermediate
Docker und Container
Erstelle, deploye und verwalte Container. Dockerfiles, Images, Netzwerke und Basisorchestrierung mit docker-compose.
advanced
Domain-Driven Design (DDD)
Bounded contexts, aggregates, ubiquitous language, and strategic design with DDD.
Elasticsearch & Lucene
Inverted indexes, mapping, queries, aggregations, and Elasticsearch in production.
advanced
Elixir & Phoenix โ Concurrent Web
Build massively concurrent apps with Elixir, the BEAM VM, and the Phoenix LiveView framework.
Embedded Systems with Rust
Bare-metal Rust on microcontrollers: embedded-hal, no_std, and the Rust embedded ecosystem.
Embeddings & Semantic Search
Sentence embeddings, similarity search, hybrid retrieval, and reranking models.
intermediate
Entwurfsmuster und Low-Level Design
SOLID-Prinzipien, GoF-Muster (Singleton, Factory, Observer) und Low-Level Design fรผr Interviews.
advanced
Ethical Hacking und Penetration Testing
Lerne offensive Sicherheit: Reconnaissance, Exploitation und defensives Denken mit Hands-on-Labs.
advanced
Event Sourcing & CQRS
Store events instead of state: event sourcing, CQRS, and projections.
advanced
Event-Driven Architecture
Event-driven patterns: pub/sub, event streaming, event-carried state transfer.
Firmware Development
C, memory-mapped I/O, interrupts, and writing reliable firmware for embedded systems.
intermediate
Flutter โ Plattformรผbergreifende Mobile Apps
Erstelle schรถne, nativ wirkende Apps fรผr iOS und Android mit Flutter und Dart.
Full-Text Search Strategies
Tokenization, stemming, fuzzy matching, and full-text search beyond simple LIKE.
intermediate
Game Development with Unity
Build 2D and 3D games with Unity, C#, and the modern Unity 6 toolchain.
advanced
Game Networking โ Multiplayer
Multiplayer architecture: client-server vs peer-to-peer, lag compensation, and rollback netcode.
advanced
Game Physics & Math
Vectors, matrices, quaternions, collision detection, and the math foundation of game physics.
beginner
Git und GitHub โ Versionskontrolle fรผr Entwickler
Beherrsche Git und GitHub: Branches, Merges, Pull Requests und kollaborative Workflows fรผr professionelle Teams.
advanced
GitOps with Argo CD
Declarative continuous deployment: Argo CD, App-of-Apps pattern, and progressive rollouts.
intermediate
Go โ Cloud-Native Backend-Entwicklung
Go-Syntax, Goroutines, Channels, REST APIs mit Gin und Cloud-Native Deployment mit Docker.
intermediate
Godot โ Open Source Game Engine
Godot 4: scenes, nodes, GDScript, and shipping games on multiple platforms for free.
intermediate
Google Cloud Platform (GCP)
Compute Engine, Cloud Run, BigQuery, Pub/Sub, and the GCP ecosystem.
intermediate
GraphQL โ Modernes API-Design
Entwerfe flexible, typsichere APIs mit GraphQL, Apollo und modernem Tooling.
advanced
gRPC & Protocol Buffers
Build high-performance RPC services with gRPC, Protocol Buffers, and streaming.
intermediate
Grundlagen Computernetzwerke
TCP/IP, DNS, HTTP/HTTPS, WebSockets und die Netzwerkkonzepte, die jeder Backend-Entwickler beherrschen muss.
intermediate
Grundlagen der Cybersicherheit
OWASP Top 10, Kryptographie, Authentifizierung und defensive Denkweise fรผr jeden Entwickler.
beginner
Grundlagen der Webentwicklung
Lerne HTML, CSS und JavaScript von Grund auf. Die essentielle Basis fรผr jeden modernen Web-Entwickler.
advanced
Haskell โ Functional Programming
Pure functional programming with Haskell: types, monads, lazy evaluation, and category theory basics.
intermediate
Helm Charts โ Kubernetes Packaging
Templating, charts, repositories, and managing Kubernetes apps with Helm 3.
advanced
Hexagonal & Clean Architecture
Ports and adapters, clean architecture layers, and dependency inversion in practice.
Information Theory
Entropy, KL divergence, cross-entropy, and the information-theoretic view of ML.
intermediate
Internationalization (i18n)
i18n architecture: ICU MessageFormat, plurals, RTL, locale-aware formatting, and translation pipelines.
advanced
iOS Animations & SwiftUI Mastery
SwiftUI matched geometry, spring animations, transitions, and Lottie. Build delightful iOS UX.
IoT โ MQTT & CoAP
IoT messaging protocols: MQTT brokers, CoAP, device fleets, and OTA updates.
beginner
Java โ Vom Nullpunkt zum Unternehmen
Java-Syntax, OOP, Collections, Streams und Spring Boot fรผr die Entwicklung von Enterprise-Anwendungen.
intermediate
Kotlin und Android-Entwicklung
Erstelle native Android-Apps mit Kotlin und Jetpack Compose. MVVM, Navigation und Verรถffentlichung im Play Store.
advanced
Kubernetes โ Container-Orchestrierung im groรen Stil
Deploye, skaliere und verwalte containerisierte Anwendungen in Produktion mit Kubernetes.
intermediate
LangChain โ LLM-Anwendungen bauen
Baue produktionsreife LLM-Apps mit LangChain: Chains, Agents, Tools, Memory und Retrieval.
Layer 2 โ Optimistic Rollups
Ethereum scaling: Optimism, Arbitrum, ZK-rollups, and the L2 landscape.
Linear Algebra for ML
Vectors, matrices, eigenvalues, SVD, and the linear algebra under every ML algorithm.
beginner
Linux und Bash โ Kommandozeile fรผr Entwickler
Essenzielle Linux-Befehle, Bash-Scripting und Systemadministration. Unverzichtbare Werkzeuge fรผr jeden Entwickler.
LLM Evaluation & Benchmarking
LM-Evaluation-Harness, MMLU, HumanEval, and building eval suites for production LLMs.
advanced
LLM Fine-Tuning with LoRA & QLoRA
Fine-tune large language models efficiently with LoRA, QLoRA, and the HuggingFace ecosystem.
intermediate
Logging at Scale โ ELK & Loki
Structured logging, log aggregation with the ELK stack and Loki, and log-based debugging.
intermediate
Machine Learning mit Python
Klassische ML-Algorithmen, scikit-learn, Kreuzvalidierung und praktische Projekte zu Regression und Klassifikation.
advanced
Microservices โ Muster und Praktiken
Entwerfe, baue und betreibe verteilte Systeme mit Microservice-Patterns und Best Practices.
intermediate
Microsoft Azure for Developers
Azure App Service, Functions, Cosmos DB, and the Azure developer toolchain.
advanced
MLOps โ Machine Learning in der Produktion
Bringe ML-Modelle vom Notebook in die Produktion: Tracking, Deployment, Monitoring und CI/CD.
advanced
Mobile App Performance Tuning
Profile, measure, and optimize: startup time, frame drops, memory leaks, and battery use.
intermediate
Mobile Push Notifications
FCM, APNs, deep linking, rich notifications, and notification analytics.
intermediate
Mobile Testing โ XCTest & Espresso
Unit, UI, snapshot, and integration tests on iOS (XCTest) and Android (Espresso, Compose).
advanced
Mobile-App-Architektur โ Sauber und Skalierbar
Entwerfe Produktions-Mobile-Apps mit MVVM, Clean Architecture, modularem Design und Dependency Injection.
intermediate
Modernes JavaScript โ Von ES6 bis Async/Await
Beherrschung von modernem JavaScript: Arrow Functions, Destructuring, Module, Promises und Async/Await in realen โฆ
intermediate
MongoDB und NoSQL-Datenbanken
Dokumentdatenbanken: Schema-Design, Queries, Aggregationen und Skalierung mit MongoDB.
advanced
Multimodal Models โ CLIP & BLIP
Models that bridge vision and language: CLIP, BLIP, and multimodal embeddings for search and generation.
Mutation Testing
Test the tests: mutation testing with Stryker, PIT, and mutmut.
intermediate
Next.js โ Full-Stack React Framework
Moderne, server-gerenderte React-Apps: App Router, Server Components und Vercel-Deployment.
NFT Smart Contracts
ERC-721, ERC-1155, royalties, metadata, and NFT marketplace patterns.
advanced
NLP und Large Language Models
Natรผrliche Sprachverarbeitung, Transformers, Attention und der Aufbau von Anwendungen mit LLMs.
intermediate
Node.js โ Server-seitiges JavaScript
Erstelle Produktionsserver und APIs mit Node.js, Express und modernen asynchronen Patterns.
Numerical Computing
Floating-point pitfalls, numerical stability, BLAS, and high-performance numerical code.
advanced
OpenTelemetry & Distributed Tracing
Instrument microservices with OpenTelemetry: traces, metrics, logs, and the unified observability stack.
advanced
Operating Systems Concepts
Processes, threads, scheduling, virtual memory, file systems, and how Linux really works.
Performance Testing with k6
Load testing scripts in JavaScript, scenarios, thresholds, and production-like simulations.
advanced
Platform Engineering
IDPs, golden paths, and the modern platform engineering team.
intermediate
PostgreSQL โ Erweiterte Abfragen und Performance
Beherrsche Postgres: Indexing, Query Planning, JSONB, Window Functions und Tuning fรผr Skalierung.
Probability & Statistics
Distributions, Bayes theorem, hypothesis testing, and the statistical foundations of ML.
intermediate
Prometheus & Grafana
Metrics-based monitoring: Prometheus scraping, PromQL queries, and Grafana dashboards.
intermediate
Prompt Engineering und KI-Agenten
Beherrsche Prompts: Chain-of-Thought, Few-Shot, ReAct und baue praktische KI-Agenten mit LangChain.
Property-Based Testing
Generative testing with Hypothesis, fast-check, and finding bugs at the property level.
intermediate
Pulumi โ Infrastructure as Code
IaC in real languages (TypeScript, Python, Go) with Pulumi instead of HCL.
intermediate
PWAs & Service Workers
Progressive Web Apps: service workers, offline-first, push notifications, and installable web.
beginner
Python fรผr KI โ Vom Nullpunkt zum Agenten
Vollstรคndiger Python-Kurs fรผr Anfรคnger mit Fokus auf KI/ML-Anwendungen. Keine Programmiererfahrung erforderlich.
Quantum Computing Fundamentals
Qubits, superposition, entanglement, and quantum algorithms with Qiskit.
intermediate
RabbitMQ โ Message Queues
Decouple services with RabbitMQ: queues, exchanges, routing, and consumer patterns.
RAG System Design Advanced
Hybrid search, query rewriting, reranking, hierarchical chunking, and production RAG.
intermediate
React Native โ Cross-Platform Mobile
Build native iOS and Android apps from one JavaScript codebase using React Native, Expo, and modern patterns.
intermediate
React.js โ Moderne UI-Entwicklung
Erstelle Single-Page-Anwendungen mit React: Komponenten, Hooks, State und moderne Patterns des รkosystems.
Real-Time Operating Systems (RTOS)
FreeRTOS, Zephyr, tasks, schedulers, and real-time guarantees.
advanced
Recommendation Systems
Collaborative filtering, matrix factorization, neural recommenders, and ranking with two-tower models.
intermediate
Redis โ Caching und In-Memory-Daten
Nutze Redis fรผr Caching, Sessions, Queues, Leaderboards und Pub/Sub im groรen Maรstab.
advanced
Reinforcement Learning
Agents that learn from rewards: Q-learning, policy gradients, and deep RL with PPO.
intermediate
REST APIs โ Design und Aufbau
Entwerfe robuste RESTful APIs: Routen, Authentifizierung, Paginierung, Versionierung und Industrie-Best-Practices.
advanced
Rust โ Systemprogrammierung ohne Angst
Speichersichere Systemprogrammierung: Ownership, Borrowing und Zero-Cost-Abstraktionen.
advanced
Sagas & Distributed Transactions
Distributed transaction patterns: sagas, two-phase commit, and Outbox.
advanced
Scala for Backend Development
Hybrid functional and OO programming on the JVM with Scala 3, Akka, and Play.
Search Relevance & BM25
TF-IDF, BM25, learning-to-rank, and tuning search relevance.
Search UI Patterns
Autocomplete, faceted search, instant search, and search analytics.
intermediate
SEO Engineering for Developers
Technical SEO: crawlability, sitemaps, structured data, Core Web Vitals, and search Console.
advanced
Serverless with AWS Lambda Advanced
Beyond hello world: cold starts, layers, container Lambdas, EventBridge, and SAM/CDK.
advanced
Service Mesh โ Istio & Linkerd
Traffic management, mTLS, observability, and the service mesh pattern with Istio and Linkerd.
advanced
Site Reliability Engineering (SRE)
SLIs, SLOs, error budgets, on-call rotations, and the SRE mindset for production reliability.
intermediate
Snowflake โ Cloud Data Warehouse
Snowflake architecture, virtual warehouses, semi-structured data, and cost optimization.
Solana Development
Solana smart contracts in Rust: Anchor framework, PDAs, and the SVM.
intermediate
Solid.js โ Fine-Grained Reactivity
Reactive primitives without a virtual DOM: signals, effects, and the performance-first Solid.js framework.
advanced
Solidity โ Smart Contracts auf Ethereum
Baue, teste und deploye dezentralisierte Apps mit Solidity, Hardhat und dem EVM-รkosystem.
intermediate
Speech Recognition with Whisper
OpenAI Whisper: speech-to-text, language detection, diarization, and production STT pipelines.
beginner
SQL und Datenbanken โ Vom Nullpunkt zum Query-Master
Lerne SQL von den Grundlagen bis zu fortgeschrittenen Abfragen. JOINs, Subqueries, Indizes und Performance-Optimierung.
intermediate
Stable Diffusion โ KI-Bildgenerierung
Generiere, steuere und passe KI-Bilder mit Stable Diffusion, ControlNet und LoRA an.
Strangler Fig โ Legacy Migration
Incrementally replace legacy systems with the strangler fig pattern.
advanced
Supply Chain Security
SBOM, sigstore, SLSA, and securing the software supply chain end-to-end.
intermediate
Svelte & SvelteKit โ Compiled UI
Write less code with Svelte 5: runes, reactivity, and SvelteKit for full-stack apps.
intermediate
Swift- und iOS-Entwicklung
Erstelle native iPhone-Apps mit Swift, SwiftUI und modernen Apple-Frameworks.
Synthetic Biology + Computing
DNA computing, biological circuits, and the intersection of biology and CS.
advanced
System Design โ Skalierbarkeit und Architektur
Skalierbarkeitsprinzipien, Caching, Load Balancing und Patterns fรผr System-Design-Interviews.
intermediate
Tailwind CSS v4 โ Utility-First Styling
Master Tailwind CSS v4: the @theme directive, design tokens in CSS, and the new lightning-fast Rust engine.
advanced
Terraform โ Infrastructure as Code in der Tiefe
Provisioniere und verwalte Cloud-Infrastruktur deklarativ mit Terraform auf AWS, GCP und Azure.
intermediate
Test-Driven Development mit Jest
Entwickle zuverlรคssige Software mit TDD, Unit-/Integrationstests und Jest in JavaScript/TypeScript.
advanced
Theory of Computation
Automata, regular languages, context-free grammars, Turing machines, and computational complexity.
intermediate
Time-Series with InfluxDB
Time-series workloads: InfluxDB, Flux queries, downsampling, and IoT pipelines.
intermediate
TypeScript โ JavaScript mit Superkrรคften
Statische Typisierung fรผr JavaScript: Typen, Interfaces, Generics und fortgeschrittene Patterns, die in groรen Projekten โฆ
advanced
Unreal Engine for Programmers
Unreal Engine 5: C++ programming, Blueprints, Nanite, Lumen, and shipping games.
Vector Search with FAISS
Approximate nearest neighbor: FAISS, HNSW, and large-scale vector search.
advanced
Vektordatenbanken und RAG
Retrieval-Augmented Generation: Embeddings, Vektorsuche, Pinecone/Weaviate und Production-RAG.
Visual Regression Testing
Percy, Chromatic, and Playwright snapshots for catching visual bugs automatically.
intermediate
Vue.js โ Progressives Frontend-Framework
Beherrsche Vue 3, die Composition API und das moderne Vue-รkosystem fรผr reaktive UIs.
intermediate
Web Accessibility (WCAG 2.2)
Build for everyone: semantic HTML, ARIA, keyboard navigation, screen readers, and WCAG 2.2 AA compliance.
intermediate
Web Animations โ GSAP & CSS
GSAP for complex animations, scroll triggers, and physics. Plus modern CSS animation features.
intermediate
Web Components & Lit
Framework-agnostic UI with native Web Components and the Lit library.
intermediate
Web Performance โ Core Web Vitals
Master LCP, INP, and CLS: profiling, image optimization, code splitting, and the rendering critical path.
advanced
WebAssembly โ Hochleistungs-Web
Fรผhre nativen Code im Browser aus mit WebAssembly, Rust und modernen WASM-Toolchains.
WebAssembly Component Model
WIT, components, and the future of WASM as a universal binary format.
advanced
WebGPU & 3D on the Web
WebGPU: the next-generation graphics API for the web. Compute shaders and modern 3D rendering.
Webhook Patterns
Webhook design: signing, retries, idempotency, and replay protection.
intermediate
WebSockets & Real-Time Backend
Build real-time backends with WebSockets, Socket.IO, scaling, and presence tracking.
advanced
Zig โ Modern Systems Programming
Zig: a manual-memory systems language with compile-time evaluation and no hidden control flow.
zkSNARKs & Zero-Knowledge Proofs
Zero-knowledge proofs: zkSNARKs, Circom, and privacy-preserving computation.