Learn web technologies, the right way.
Structured, hands-on courses with quizzes, tasks, and built-in progress tracking — from front-end frameworks to the cloud. Pick a track and start where you left off.
Backend
3 coursesNestJS Essentials
A full backend path: modules, controllers, providers, dependency injection, the request lifecycle, validation, databases, authentication, testing, and going beyond REST — with TypeScript code and tasks.
Node.js: Server-Side JavaScript from Fundamentals to Production
A complete Node.js path: the V8 + libuv runtime, modules (CommonJS and ESM), the event loop and non-blocking I/O, the file system, events and streams, process and globals, the http module, asynchronous patterns and error handling, npm and package.json, configuration and environment, databases and APIs, performance and scaling, and debugging, testing and deployment — with code, diagrams, quizzes and tasks.
Express: Building Web APIs and Apps with Node.js
A complete Express path: a minimal server over Node http, routing and route parameters, the request and response objects, the middleware pipeline, built-in and third-party middleware, error-handling middleware, RESTful API design, working with data and databases, structuring an app, authentication and sessions, templating and static files, file uploads and cookies, and production security, performance, testing and deployment — with code, diagrams, quizzes and tasks.
Cloud / DevOps
14 coursesDevOps: Culture, CI/CD, Infrastructure and Reliability
Learn DevOps end to end: culture and DORA metrics, continuous integration and delivery, infrastructure as code with Terraform and Ansible, containers and Kubernetes, and observability, SRE and DevSecOps — with diagrams, code and hands-on tasks.
AWS Cloud Practitioner Essentials
Complete CLF-C02 coverage: cloud concepts, security & compliance, the core AWS services (compute, storage, databases, networking, delivery, scaling, monitoring, integration, analytics) and billing, pricing & support — with diagrams, quizzes and tasks.
AWS Certified AI Practitioner
Complete AIF-C01 coverage: AI & ML fundamentals, generative AI, foundation models (Bedrock, SageMaker), prompt engineering & RAG, responsible AI, and AI security & governance — with diagrams, quizzes and tasks.
AWS Certified Solutions Architect – Associate
Complete SAA-C03 coverage: designing secure, resilient, high-performing and cost-optimized architectures — IAM, VPC, encryption, HA/DR, decoupling, data stores, performance and cost — with diagrams, quizzes and tasks.
AWS Certified Developer – Associate
Complete DVA-C02 coverage: developing with AWS services (Lambda, API Gateway, DynamoDB, S3, messaging), application security, deployment with CI/CD and IaC, and troubleshooting & optimization — with code, diagrams, quizzes and tasks.
AWS Certified CloudOps Engineer – Associate
Complete coverage of the AWS CloudOps Engineer – Associate (SOA-C02) exam: monitoring, logging & remediation, reliability & business continuity, deployment & automation, security & compliance, networking, and cost & performance — with diagrams, quizzes and tasks.
AWS Certified Data Engineer – Associate
Complete DEA-C01 coverage: data ingestion & transformation (Kinesis, Glue, EMR, Athena), data store management (S3 data lakes, Redshift, DynamoDB), data operations & support, and data security & governance — with code, diagrams, quizzes and tasks.
AWS Certified Machine Learning Engineer – Associate
Complete MLA-C01 coverage: data preparation for ML, model development (SageMaker training, tuning, evaluation), deployment & orchestration of ML workflows (endpoints, pipelines, MLOps), and ML monitoring, maintenance & security — with diagrams, quizzes and tasks.
AWS Certified Solutions Architect – Professional
Complete SAP-C02 coverage: designing for organizational complexity (multi-account, networking, governance), designing new solutions at scale, continuous improvement of existing solutions, and accelerating migration & modernization — with trade-off-focused scenarios, diagrams and quizzes.
AWS Certified DevOps Engineer – Professional
Complete DOP-C02 coverage: SDLC automation & CI/CD, configuration management & IaC, resilient cloud solutions, monitoring & logging, incident & event response, and security & compliance — with CloudFormation/pipeline code, diagrams and quizzes.
AWS Certified Advanced Networking – Specialty
Complete ANS-C01 coverage: network design (VPC, hybrid connectivity, DNS), network implementation (Transit Gateway, Direct Connect, VPN, load balancing), network management & operation, and network security, compliance & governance — with diagrams, quizzes and tasks.
AWS Certified Security – Specialty
Complete SCS-C02 coverage: threat detection & incident response, security logging & monitoring, infrastructure security, identity & access management, data protection (KMS), and management & security governance — with policy code, diagrams, quizzes and tasks.
Docker: Containers from Zero to Production
A complete Docker path: containers vs VMs and the client/daemon/registry architecture, writing Dockerfiles, layers and build cache, multi-stage builds, the container lifecycle, volumes and networking, registries, Docker Compose, and production security and CI/CD — with Dockerfiles, diagrams, quizzes and tasks.
Kubernetes: Orchestration from Fundamentals to Production
A complete Kubernetes path: the declarative desired-state model and architecture, pods and controllers, Services/Ingress/DNS and the network model, ConfigMaps/Secrets, storage and PVs, resource management and autoscaling, and production operations (RBAC, observability, Helm and GitOps) — with manifests, diagrams, quizzes and tasks.
Languages
2 coursesJavaScript: The Language from Fundamentals to Mastery
A complete JavaScript path: how JS runs, variables and types, operators and control flow, functions, scope, hoisting and closures, the this keyword, objects and arrays, modern ES features, the event loop, Promises and async/await, fetch, the DOM and events, errors, and prototypes and classes — with code, diagrams, quizzes and tasks.
TypeScript: Typed JavaScript at Scale
A complete TypeScript path: why TS and the compile step, basic types, functions, objects and interfaces, unions/literals/narrowing, enums and intersections, generics and constraints, utility types, advanced type tools (keyof, conditional and mapped types), classes and OOP, type guards, tsconfig and strict mode, declaration files and @types, and TS with Node and React — with code, diagrams, quizzes and tasks.
Fundamentals
3 coursesComputer Networking: From Cables to the Cloud
A complete networking path: what a network is, the OSI and TCP/IP models, Ethernet/MAC/ARP, IPv4/IPv6, subnets/CIDR/NAT, routing, TCP vs UDP, DNS and DHCP, HTTP/2 and HTTP/3, TLS and PKI, email/SSH protocols, CLI troubleshooting tools, firewalls/VPNs, and load balancers/CDNs — with diagrams, quizzes and tasks.
Linux and the Command Line: From Shell to Server
A complete Linux path: the kernel and distributions, the shell and filesystem, managing files and text with grep/sed/awk, pipes and redirection, permissions and ownership, processes and packages, services and systemd, networking, disks, and Bash scripting, automation and hardening — with realistic commands, diagrams, quizzes and tasks.
Git and GitHub: Version Control for Professionals
A complete Git and GitHub path: the distributed model and the three areas, reading history, branching and merging, rebase, remotes and pull requests, team workflows, undoing and rewriting history (reset/revert/stash/cherry-pick/reflog), tags and releases, and advanced topics (bisect, hooks, conventional commits, submodules, LFS) — with heavy command examples, diagrams, quizzes and tasks.
More tracks
More courses on the way
TypeScript, Node.js, CSS & the modern web platform, and more cloud certifications are in the pipeline. Have a request?
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