Learning path
Start in World 1 and move forward in sequence. Every world proves a skill through practice and unlocks the next stage.
After the core worlds, practice workplace communication and junior task flow. Content is open to preview; progress, submissions, and XP require an account.
72 lessons for standups, PRs, code review, bug reports, GitHub/Slack, and writing tasks. Lessons are previewable; submissions and progress require sign in.
Kanban, GitHub submissions, standups, deadlines, review, and next-task unlocks. Scenarios are visible; execution requires an account.
Start in the first world and unlock the next one by completing the previous stage. No random course selection required.
Do not choose a course at random — follow the route.
Continue your current world. Progress is saved and the next stage opens at 100%.
Khóa nền tảng thực hành dành cho người học muốn viết code React Native tự tin hơn. Bạn sẽ làm việc với variables, objects, arrays, functions, conditions, state, inputs, validation, async logic và final Learning Tracker project.
Khóa hands-on để bắt đầu React Native. Bạn sẽ xây mobile screens với View, Text, StyleSheet, Flexbox, Image, Pressable, props, state, conditional rendering, TextInput, FlatList và final Todo App.
Complete World 1 at 100% to unlock World 2.
World lockedGiới thiệu thực hành về Expo project setup và release preparation. Học project structure, app config, scripts, dev menu, assets, splash screen, fonts, environment config, permissions, EAS profiles và release checklist.
Complete World 2 at 100% to unlock World 3.
World lockedXây một React Native UI kit nhỏ: design tokens, buttons, badges, stat cards, progress bars, course cards, empty states, loading/error states, skeletons, notices, segmented controls và final UI Kit screen.
Complete World 3 at 100% to unlock World 4.
World lockedHọc controlled inputs và validation patterns trong React Native. Xây required fields, email checks, password rules, login forms, FieldError, settings forms, feedback forms, search forms và final Profile Form.
Complete World 4 at 100% to unlock World 5.
World lockedKhóa navigation thực hành với mock flows. Xây screen maps, stack navigation, route params, bottom tabs, auth flow, modal confirmation, nested course-to-lesson flow, remembered navigation state và final Mini Navigation App.
Complete World 5 at 100% to unlock World 6.
World lockedXây client-side logic cho API-powered apps. Practice GET requests, error/retry states, POST feedback, API client functions, pagination, optimistic updates, empty states và final Course API Dashboard.
Complete World 6 at 100% to unlock World 7.
World lockedHọc building blocks của client authentication: auth flow, login validation, fake auth API, access/refresh token model, session state, protected screens, session restore, refresh token concept và final Auth Client App.
Complete World 7 at 100% to unlock World 8.
World lockedKhóa thực hành về app state modeling. Học source of truth, derived state, immutable updates, actions, reducer mental model, global store mock, course progress store, optimistic local store và final Learning Store App.
Complete World 8 at 100% to unlock World 9.
World lockedPractice debug các vấn đề React Native thực tế: error reading, debug panels, validation test cases, component scenarios, counter bugs, stable list keys, error boundary concept và final Debug Lab App.
Complete World 9 at 100% to unlock World 10.
World lockedChuẩn bị mobile app để release. Làm việc với publishing flow, app metadata, versioning, EAS build profiles, permissions/privacy notes, pre-release QA, store listing preview và final Release Manager App.
Complete World 10 at 100% to unlock World 11.
World lockedHọc cách biến apps thành portfolio case studies mạnh. Xây portfolio strategy, project briefs, MVP scope, demo checklists, GitHub README previews, case study cards, project lists và final Portfolio Builder App.
Complete World 11 at 100% to unlock World 12.
World lockedPremium real-app course nơi bạn xây portfolio-ready Habit Tracker. Bạn sẽ tạo brief, dashboard, HabitCard, add form, complete-today flow, progress bar, filters, empty/reset states và final app.
Complete World 12 at 100% to unlock World 13.
World lockedPremium API-driven app course. Xây Weather App với project brief, fake weather API, city search, loading/error/success states, WeatherCard, forecast list, saved cities, retry states và final app.
Complete World 13 at 100% to unlock World 14.
World lockedPremium commerce app course. Xây product catalog, ProductCard, add-to-cart logic, quantity controls, cart total, checkout form, empty cart state và final Mini Shop App.
Complete World 14 at 100% to unlock World 15.
World lockedPremium authentication app course. Xây login/register UI, fake auth API, session provider mock, protected dashboard, profile screen, refresh token flow, logout confirmation và final Auth Client App.
Complete World 15 at 100% to unlock World 16.
World lockedPremium AI/chat app course. Xây message model, ChatBubble, prompt composer, fake AI API, assistant loading state, safe hint mode, error/retry flow và final AI Chat App.
Complete World 16 at 100% to unlock World 17.
World lockedPremium product/business course nơi bạn biến idea thành launchable MVP. Xây idea scorecard, problem statement, user stories, MVP scope, prototype map, roadmap, launch checklist, pricing và final MVP Launch Planner App.
Complete World 17 at 100% to unlock World 18.
World lockedFilters remain available, while the recommended order always stays visible above.
World 1
JavaScript cho React Native
Khóa nền tảng thực hành dành cho người học muốn viết code React Native tự tin hơn. Bạn sẽ làm việc với variables, objects, arrays, functions, conditions, state, inputs, validation, async logic và final Learning Tracker project.
What you will build
Learn syntax, logic, and the foundations of mobile interfaces.
World 2
React Native Start
Khóa hands-on để bắt đầu React Native. Bạn sẽ xây mobile screens với View, Text, StyleSheet, Flexbox, Image, Pressable, props, state, conditional rendering, TextInput, FlatList và final Todo App.
What you will build
Build your first screens and understand the component model.
Complete World 1 at 100% to unlock World 2.
World 3
Expo Start
Giới thiệu thực hành về Expo project setup và release preparation. Học project structure, app config, scripts, dev menu, assets, splash screen, fonts, environment config, permissions, EAS profiles và release checklist.
What you will build
Set up projects, run apps on devices, and use the Expo SDK.
Complete World 2 at 100% to unlock World 3.
World 4
UI Components
Xây một React Native UI kit nhỏ: design tokens, buttons, badges, stat cards, progress bars, course cards, empty states, loading/error states, skeletons, notices, segmented controls và final UI Kit screen.
What you will build
Create responsive screens and reusable components.
Complete World 3 at 100% to unlock World 4.
World 5
Forms và Validation
Học controlled inputs và validation patterns trong React Native. Xây required fields, email checks, password rules, login forms, FieldError, settings forms, feedback forms, search forms và final Profile Form.
What you will build
Handle user input, validation, and useful error states.
Complete World 4 at 100% to unlock World 5.
World 6
Navigation
Khóa navigation thực hành với mock flows. Xây screen maps, stack navigation, route params, bottom tabs, auth flow, modal confirmation, nested course-to-lesson flow, remembered navigation state và final Mini Navigation App.
What you will build
Connect screens through clear stack and tab flows.
Complete World 5 at 100% to unlock World 6.
World 7
API và Backend
Xây client-side logic cho API-powered apps. Practice GET requests, error/retry states, POST feedback, API client functions, pagination, optimistic updates, empty states và final Course API Dashboard.
What you will build
Load data and handle network, loading, and error states.
Complete World 6 at 100% to unlock World 7.
World 8
Authentication
Học building blocks của client authentication: auth flow, login validation, fake auth API, access/refresh token model, session state, protected screens, session restore, refresh token concept và final Auth Client App.
What you will build
Add registration, sign-in, tokens, and protected screens.
Complete World 7 at 100% to unlock World 8.
World 9
State Management
Khóa thực hành về app state modeling. Học source of truth, derived state, immutable updates, actions, reducer mental model, global store mock, course progress store, optimistic local store và final Learning Store App.
What you will build
Manage shared application state without chaos.
Complete World 8 at 100% to unlock World 9.
World 10
Testing và Debugging
Practice debug các vấn đề React Native thực tế: error reading, debug panels, validation test cases, component scenarios, counter bugs, stable list keys, error boundary concept và final Debug Lab App.
What you will build
Find defects, test flows, and make the app reliable.
Complete World 9 at 100% to unlock World 10.
World 11
Publishing
Chuẩn bị mobile app để release. Làm việc với publishing flow, app metadata, versioning, EAS build profiles, permissions/privacy notes, pre-release QA, store listing preview và final Release Manager App.
What you will build
Prepare a build and take the app through release.
Complete World 10 at 100% to unlock World 11.
World 12
Portfolio Projects
Học cách biến apps thành portfolio case studies mạnh. Xây portfolio strategy, project briefs, MVP scope, demo checklists, GitHub README previews, case study cards, project lists và final Portfolio Builder App.
What you will build
Build complete applications and present the results.
Complete World 11 at 100% to unlock World 12.
World 13
Habit Tracker App
Premium real-app course nơi bạn xây portfolio-ready Habit Tracker. Bạn sẽ tạo brief, dashboard, HabitCard, add form, complete-today flow, progress bar, filters, empty/reset states và final app.
What you will build
A habit tracker with state, persistence, and daily progress.
Complete World 12 at 100% to unlock World 13.
World 14
Weather App với API
Premium API-driven app course. Xây Weather App với project brief, fake weather API, city search, loading/error/success states, WeatherCard, forecast list, saved cities, retry states và final app.
What you will build
A weather application with API data, loading, and interface states.
Complete World 13 at 100% to unlock World 14.
World 15
Mini Shop App
Premium commerce app course. Xây product catalog, ProductCard, add-to-cart logic, quantity controls, cart total, checkout form, empty cart state và final Mini Shop App.
What you will build
A mini shop with product cards, cart state, and a checkout flow.
Complete World 14 at 100% to unlock World 15.
World 16
Auth Client App
Premium authentication app course. Xây login/register UI, fake auth API, session provider mock, protected dashboard, profile screen, refresh token flow, logout confirmation và final Auth Client App.
What you will build
A client app with registration, sign-in, and protected screens.
Complete World 15 at 100% to unlock World 16.
World 17
AI Chat App
Premium AI/chat app course. Xây message model, ChatBubble, prompt composer, fake AI API, assistant loading state, safe hint mode, error/retry flow và final AI Chat App.
What you will build
A chat application with AI integration and a modern mobile interface.
Complete World 16 at 100% to unlock World 17.
World 18
MVP từ ý tưởng đến phát hành
Premium product/business course nơi bạn biến idea thành launchable MVP. Xây idea scorecard, problem statement, user stories, MVP scope, prototype map, roadmap, launch checklist, pricing và final MVP Launch Planner App.
What you will build
Your own MVP, from scoping the idea to build, release, and presentation.
Complete World 17 at 100% to unlock World 18.
