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Apache Airflow Deep Dive

Beyond the basics: dynamic DAGs, sensors, custom operators, and production Airflow deployments.

📖 3 lessons 🎯 None

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Apache Flink — Real-Time Stream Processing

Stateful stream processing with Apache Flink: windows, watermarks, and exactly-once semantics.

📖 3 lessons 🎯 None

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Apache Kafka — Platform Event Streaming

Bangun sistem event-driven real-time dengan Kafka topics, producers, consumers, dan Kafka Streams.

📖 3 lessons 🎯 Backend development, Distributed systems basics

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Apache Spark — Pemrosesan Big Data

Proses dataset masif dalam skala besar dengan Spark SQL, DataFrames, dan Spark Streaming.

📖 3 lessons 🎯 Python or Scala, SQL basics

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API Gateway Patterns

API gateway design: Kong, Tyk, AWS API Gateway. Routing, auth, rate limiting, and BFF patterns.

📖 3 lessons 🎯 None

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Arsitektur Aplikasi Mobile — Clean dan Scalable

Arsitektur aplikasi mobile produksi dengan MVVM, Clean Architecture, desain modular, dan dependency injection.

📖 3 lessons 🎯 Mobile development experience

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intermediate

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Astro — The Content-Focused Framework

Build blazing-fast content sites with Astro: islands architecture, partial hydration, and zero-JS by default.

📖 3 lessons 🎯 None

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Authentication & OAuth 2.1

Production auth patterns: OAuth 2.1, OIDC, JWTs, refresh tokens, and session management without the gotchas.

📖 3 lessons 🎯 None

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Chaos Engineering

Break things on purpose: chaos engineering principles, Chaos Mesh, and resilience testing.

📖 3 lessons 🎯 None

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Clojure — Lisp on the JVM

Modern Lisp with immutable data structures, REPL-driven development, and the JVM ecosystem.

📖 3 lessons 🎯 None

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intermediate

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Cloud Computing dengan AWS

Layanan inti AWS: EC2, S3, Lambda, dan deployment aplikasi nyata di cloud.

📖 4 lessons 🎯 linux-bash, docker-containers

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Compilers — How Programming Languages Work

Lexing, parsing, AST, semantic analysis, IR, optimization, and code generation. Build a small compiler.

📖 3 lessons 🎯 None

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Computer Graphics & WebGL

Rasterization, shaders, lighting models, and 3D rendering with WebGL and Three.js.

📖 3 lessons 🎯 None

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Computer Vision dengan PyTorch

Deep learning untuk gambar: CNN, deteksi objek, segmentasi, dan model vision modern.

📖 3 lessons 🎯 Deep Learning fundamentals, Python

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intermediate

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Dasar-Dasar Jaringan Komputer

TCP/IP, DNS, HTTP/HTTPS, WebSockets, dan konsep jaringan yang harus dikuasai setiap backend dev.

📖 3 lessons 🎯 None

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intermediate

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Dasar-Dasar Keamanan Siber

OWASP Top 10, kriptografi, autentikasi, dan pola pikir defensif untuk setiap pengembang.

📖 3 lessons 🎯 linux-bash, apis-rest

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beginner

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Dasar-Dasar Pengembangan Web

Pelajari HTML, CSS, dan JavaScript dari awal. Fondasi penting untuk setiap pengembang web modern.

📖 4 lessons ⏱ 1h 🎯 None

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Data Engineering Pipelines

ETL dengan Python, Apache Airflow, Kafka, dan membangun data pipeline di produksi.

📖 4 lessons 🎯 python-ai, sql-databases, docker-containers

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Data Mesh Architecture

Decentralized data ownership: data mesh principles, data products, and federated governance.

📖 3 lessons 🎯 None

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Database Internals — Storage Engines

B-trees, LSM-trees, WAL, MVCC, and how databases actually store and retrieve data.

📖 3 lessons 🎯 None

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Database Vektor dan RAG

Retrieval-Augmented Generation: embeddings, pencarian vektor, Pinecone/Weaviate, dan RAG di produksi.

📖 3 lessons 🎯 LLM basics, Python

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intermediate

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dbt — Data Build Tool

Transform data in your warehouse using dbt: models, tests, snapshots, and analytics engineering.

📖 3 lessons 🎯 None

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Deep Learning dan Neural Network

Neural network dari nol, PyTorch, CNN, dan pelatihan model nyata dengan dataset praktis.

📖 4 lessons ⏱ 1h 🎯 machine-learning

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intermediate

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Design Patterns dan Low-Level Design

Prinsip SOLID, pola GoF (Singleton, Factory, Observer), dan low-level design untuk wawancara.

📖 4 lessons ⏱ 1h 🎯 data-structures-algorithms, python-ai

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intermediate

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DevOps dan CI/CD Pipeline

GitHub Actions, continuous deployment, infrastructure as code, dan budaya DevOps modern.

📖 3 lessons 🎯 git-version-control, docker-containers

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intermediate

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Discrete Mathematics for CS

Sets, logic, combinatorics, graph theory, and proofs — the math behind every CS topic.

📖 3 lessons 🎯 None

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intermediate

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Docker dan Container

Bangun, deploy, dan kelola container. Dockerfiles, images, networks, dan orkestrasi dasar dengan docker-compose.

📖 3 lessons ⏱ 3h 🎯 linux-bash

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Elixir & Phoenix — Concurrent Web

Build massively concurrent apps with Elixir, the BEAM VM, and the Phoenix LiveView framework.

📖 3 lessons 🎯 None

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Ethical Hacking dan Penetration Testing

Pelajari keamanan ofensif: pengintaian, eksploitasi, dan pemikiran defensif dengan lab praktis.

📖 3 lessons 🎯 Cybersecurity basics, Linux

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intermediate

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Flutter — Aplikasi Mobile Lintas Platform

Bangun aplikasi cantik dan native-feeling untuk iOS dan Android dengan Flutter dan Dart.

📖 3 lessons 🎯 Programming experience

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beginner

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Git dan GitHub — Kontrol Versi untuk Pengembang

Kuasai Git dan GitHub: branches, merges, pull requests, dan alur kerja kolaboratif untuk tim profesional.

📖 3 lessons ⏱ 2h 🎯 None

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intermediate

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Go — Pengembangan Backend Cloud-Native

Sintaks Go, goroutines, channels, REST API dengan Gin, dan deployment cloud-native dengan Docker.

📖 4 lessons ⏱ 1h 🎯 python-ai, apis-rest

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intermediate

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GraphQL — Desain API Modern

Rancang API yang fleksibel dan typed dengan GraphQL, Apollo, dan tooling modern.

📖 3 lessons 🎯 REST API basics

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gRPC & Protocol Buffers

Build high-performance RPC services with gRPC, Protocol Buffers, and streaming.

📖 3 lessons 🎯 None

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Haskell — Functional Programming

Pure functional programming with Haskell: types, monads, lazy evaluation, and category theory basics.

📖 3 lessons 🎯 None

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Java — Dari Nol hingga Enterprise

Sintaks Java, OOP, collections, streams, dan Spring Boot untuk pengembangan aplikasi enterprise.

📖 5 lessons ⏱ 1h 🎯 None

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intermediate

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JavaScript Modern — Dari ES6 hingga Async/Await

Penguasaan JavaScript modern: arrow functions, destructuring, modules, promises, dan async/await dalam proyek nyata.

📖 4 lessons ⏱ 3h 🎯 web-fundamentals

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Kubernetes — Orkestrasi Container Skala Besar

Deploy, skala, dan kelola aplikasi containerized di produksi dengan Kubernetes.

📖 3 lessons 🎯 Docker & Containers

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intermediate

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LangChain — Bangun Aplikasi LLM

Bangun aplikasi LLM produksi dengan LangChain: chains, agents, tools, memory, dan retrieval.

📖 3 lessons 🎯 Python, NLP & LLM basics

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beginner

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Linux dan Bash — Command Line untuk Pengembang

Perintah Linux esensial, scripting Bash, dan administrasi sistem. Alat yang sangat diperlukan untuk setiap dev.

📖 3 lessons ⏱ 6h 🎯 None

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LLM Fine-Tuning with LoRA & QLoRA

Fine-tune large language models efficiently with LoRA, QLoRA, and the HuggingFace ecosystem.

📖 3 lessons 🎯 None

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intermediate

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Logging at Scale — ELK & Loki

Structured logging, log aggregation with the ELK stack and Loki, and log-based debugging.

📖 3 lessons 🎯 None

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intermediate

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Machine Learning dengan Python

Algoritma ML klasik, scikit-learn, cross-validation, dan proyek praktis regresi dan klasifikasi.

📖 4 lessons ⏱ 19h 🎯 python-ai

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Microservices — Pola dan Praktik

Rancang, bangun, dan operasikan sistem terdistribusi dengan pola microservices dan praktik terbaik.

📖 3 lessons 🎯 System Design basics

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MLOps — Machine Learning di Produksi

Bawa model ML dari notebook ke produksi: tracking, deployment, monitoring, dan CI/CD.

📖 3 lessons 🎯 Machine Learning basics

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intermediate

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MongoDB dan Database NoSQL

Database dokumen: desain schema, query, aggregations, dan skalabilitas dengan MongoDB.

📖 3 lessons 🎯 Database fundamentals

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Multimodal Models — CLIP & BLIP

Models that bridge vision and language: CLIP, BLIP, and multimodal embeddings for search and generation.

📖 3 lessons 🎯 None

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intermediate

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Next.js — Framework React Full-Stack

Aplikasi React modern dengan server rendering: App Router, Server Components, dan deployment Vercel.

📖 3 lessons 🎯 React.js basics

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NLP dan Large Language Models

Pemrosesan bahasa alami, transformers, attention, dan membangun aplikasi dengan LLM.

📖 3 lessons 🎯 machine-learning, deep-learning

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intermediate

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Node.js — JavaScript Sisi Server

Bangun server dan API produksi dengan Node.js, Express, dan pola asinkron modern.

📖 3 lessons 🎯 JavaScript fundamentals

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advanced

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OpenTelemetry & Distributed Tracing

Instrument microservices with OpenTelemetry: traces, metrics, logs, and the unified observability stack.

📖 3 lessons 🎯 None

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Operating Systems Concepts

Processes, threads, scheduling, virtual memory, file systems, and how Linux really works.

📖 3 lessons 🎯 None

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intermediate

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Pengembangan Kotlin dan Android

Bangun aplikasi Android native dengan Kotlin dan Jetpack Compose. MVVM, navigasi, dan publikasi Play Store.

📖 4 lessons ⏱ 1h 🎯 java-fundamentals

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intermediate

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Pengembangan Swift dan iOS

Bangun aplikasi iPhone native dengan Swift, SwiftUI, dan framework Apple modern.

📖 3 lessons 🎯 Programming experience

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intermediate

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PostgreSQL — Query Lanjutan dan Performa

Kuasai Postgres: indexing, query planning, JSONB, window functions, dan tuning untuk skala.

📖 3 lessons 🎯 SQL basics

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intermediate

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Prometheus & Grafana

Metrics-based monitoring: Prometheus scraping, PromQL queries, and Grafana dashboards.

📖 3 lessons 🎯 None

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intermediate

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Prompt Engineering dan AI Agent

Kuasai prompt: chain-of-thought, few-shot, ReAct, dan bangun AI agent praktis dengan LangChain.

📖 5 lessons ⏱ 1h 🎯 python-ai, nlp-and-llms

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beginner

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Python untuk AI — Dari Nol hingga Agent

Kursus Python lengkap untuk pemula dengan fokus pada aplikasi AI/ML. Tidak perlu pengalaman pemrograman sebelumnya.

📖 6 lessons ⏱ 1h 🎯 None

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intermediate

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RabbitMQ — Message Queues

Decouple services with RabbitMQ: queues, exchanges, routing, and consumer patterns.

📖 3 lessons 🎯 None

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intermediate

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React Native — Cross-Platform Mobile

Build native iOS and Android apps from one JavaScript codebase using React Native, Expo, and modern patterns.

📖 3 lessons 🎯 None

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intermediate

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React.js — Pengembangan UI Modern

Bangun aplikasi single-page dengan React: components, hooks, state, dan pola modern ekosistem.

📖 4 lessons ⏱ 15h 🎯 web-fundamentals, javascript-modern

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advanced

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Recommendation Systems

Collaborative filtering, matrix factorization, neural recommenders, and ranking with two-tower models.

📖 3 lessons 🎯 None

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intermediate

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Redis — Caching dan Data In-Memory

Gunakan Redis untuk caching, sessions, queues, leaderboards, dan pub/sub dalam skala besar.

📖 3 lessons 🎯 Backend development basics

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Reinforcement Learning

Agents that learn from rewards: Q-learning, policy gradients, and deep RL with PPO.

📖 3 lessons 🎯 None

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intermediate

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REST API — Desain dan Pembangunan

Rancang RESTful API yang tangguh: routes, autentikasi, paginasi, versioning, dan praktik terbaik industri.

📖 3 lessons ⏱ 23h 🎯 python-ai, sql-databases

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Rust — Pemrograman Sistem Tanpa Takut

Pemrograman sistem aman memori: ownership, borrowing, dan abstraksi zero-cost.

📖 3 lessons 🎯 Programming experience in any language

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Scala for Backend Development

Hybrid functional and OO programming on the JVM with Scala 3, Akka, and Play.

📖 3 lessons 🎯 None

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Site Reliability Engineering (SRE)

SLIs, SLOs, error budgets, on-call rotations, and the SRE mindset for production reliability.

📖 3 lessons 🎯 None

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intermediate

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Snowflake — Cloud Data Warehouse

Snowflake architecture, virtual warehouses, semi-structured data, and cost optimization.

📖 3 lessons 🎯 None

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intermediate

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Solid.js — Fine-Grained Reactivity

Reactive primitives without a virtual DOM: signals, effects, and the performance-first Solid.js framework.

📖 3 lessons 🎯 None

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Solidity — Smart Contract di Ethereum

Bangun, uji, dan deploy aplikasi terdesentralisasi dengan Solidity, Hardhat, dan ekosistem EVM.

📖 3 lessons 🎯 Programming experience

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intermediate

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Speech Recognition with Whisper

OpenAI Whisper: speech-to-text, language detection, diarization, and production STT pipelines.

📖 3 lessons 🎯 None

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beginner

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SQL dan Basis Data — Dari Nol hingga Master Query

Pelajari SQL dari dasar hingga query lanjutan. JOIN, subquery, indeks, dan optimasi performa.

📖 4 lessons ⏱ 15h 🎯 None

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intermediate

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Stable Diffusion — Generasi Gambar AI

Hasilkan, kontrol, dan kustomisasi gambar AI dengan Stable Diffusion, ControlNet, dan LoRA.

📖 3 lessons 🎯 Python basics

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intermediate

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Struktur Data dan Algoritma

Array, linked list, pohon, graph, dan algoritma kunci untuk wawancara teknis dan kode yang efisien.

📖 4 lessons ⏱ 6h 🎯 python-ai

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intermediate

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Svelte & SvelteKit — Compiled UI

Write less code with Svelte 5: runes, reactivity, and SvelteKit for full-stack apps.

📖 3 lessons 🎯 None

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advanced

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System Design — Skalabilitas dan Arsitektur

Prinsip skalabilitas, caching, load balancing, dan pola untuk wawancara system design.

📖 4 lessons 🎯 sql-databases, apis-rest, docker-containers

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intermediate

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Tailwind CSS v4 — Utility-First Styling

Master Tailwind CSS v4: the @theme directive, design tokens in CSS, and the new lightning-fast Rust engine.

📖 3 lessons 🎯 None

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advanced

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Terraform — Infrastructure as Code Mendalam

Provisioning dan kelola infrastruktur cloud secara deklaratif dengan Terraform di AWS, GCP, dan Azure.

📖 3 lessons 🎯 Cloud Computing basics

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intermediate

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Test-Driven Development dengan Jest

Bangun software andal dengan TDD, pola testing unit/integrasi, dan Jest di JavaScript/TypeScript.

📖 3 lessons 🎯 JavaScript or TypeScript

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advanced

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Theory of Computation

Automata, regular languages, context-free grammars, Turing machines, and computational complexity.

📖 3 lessons 🎯 None

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intermediate

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TypeScript — JavaScript dengan Kekuatan Super

Pengetikan statis untuk JavaScript: types, interfaces, generics, dan pola lanjutan yang scalable di proyek besar.

📖 3 lessons ⏱ 5h 🎯 javascript-modern

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intermediate

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Vue.js — Framework Frontend Progresif

Kuasai Vue 3, Composition API, dan ekosistem Vue modern untuk UI reaktif.

📖 3 lessons 🎯 JavaScript fundamentals, HTML/CSS

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WebAssembly — Web Berkinerja Tinggi

Jalankan kode kecepatan native di browser dengan WebAssembly, Rust, dan toolchain WASM modern.

📖 3 lessons 🎯 JavaScript, Some C/C++ or Rust

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intermediate

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WebSockets & Real-Time Backend

Build real-time backends with WebSockets, Socket.IO, scaling, and presence tracking.

📖 3 lessons 🎯 None

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Zig — Modern Systems Programming

Zig: a manual-memory systems language with compile-time evaluation and no hidden control flow.

📖 3 lessons 🎯 None

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