First Move (11~18) - Code, Learn, Build
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First Move (11~18) - Code, Learn, Build

Structured, level-based technology learning paths from foundational exploration to industry mastery.

Learning Domains

  • Python Programming (Active)
  • Computer Science Core
  • Web Development
  • AI & Machine Learning

Platform Architecture

  • Level-Based Progression
  • Decoupled Content Schema
  • Modular Code Execution Engine
  • Curated Official Resources

© 2026 First Move (11~18) • CODE • LEARN • BUILD. Built with Next.js App Router.

Readability & Accessibility First

🏠Home/📚Courses/🐙Git & GitHub Collaboration Mastery
Developer Tools⭐ Intermediate

Git & GitHub Collaboration Mastery

Master distributed version control, interactive rebasing, branch workflows, pull requests, and GitHub Actions CI/CD.

Modules
3
Lessons
6
Duration
~35h
Practice
8 items
Git Version Control Branching and GitHub Collaboration
🐙
Git & GitHub Collaboration Mastery
Interactive Workbenches • Real Code Verification
First Move (11~18) Certified
💡Competency Blueprint

Skills You'll Build

Develop a complete tripartite engineering profile combining deep technical execution, rigorous analytical problem solving, and professional industry collaboration.

⚙️

Technical Skills

Foundational syntax, runtime mechanisms, and domain architectures.

✓Git Staging & Commit Atomic Best Practices
✓Branch Creation, Merging & Rebase Interactive
✓Merge Conflict Resolution (3-Way Merge)
✓Git Stash, Reset, and Revert Differences
✓GitHub Actions YAML Workflows
✓Semantic Versioning & Git Tags
🧠

Problem Solving & Optimization

Algorithmic reasoning, performance profiling, and defensive error mitigation.

✓Detached HEAD Recovery using Git Reflog
✓Bisecting Bugs with Git Bisect
✓Disentangling Messy Commit Histories
✓Cherry-Picking Critical Security Fixes
🤝

Professional & Collaborative Engineering

Version control workflows, code review literacy, and industry documentation.

✓Clear Commit Message Writing (Conventional Commits)
✓Constructive Pull Request Reviews
✓Branch Protection Policy Design
✓Open Source Etiquette
🛠️Engineering Toolchain

Tools & Technologies You'll Work With

Master the exact production technologies, runtimes, development frameworks, and deployment platforms demanded by modern engineering teams.

⌨️
CORE

Git CLI

Primary Tool

Universal command-line tool for branching, staging, committing, and rebasing.

🐙
PLATFORM

GitHub & GitLab

Collaboration Platform

Cloud code hosting, pull request discussions, issue tracking, and repository security.

🔄
FRAMEWORK

GitHub Actions

CI/CD Engine

YAML-driven workflow automation engine for CI/CD test and deployment pipelines.

🏢Real-World Impact

Where You'll Use This

The engineering skills developed in Git & GitHub Collaboration Mastery power critical digital infrastructure across diverse high-impact sectors worldwide.

🐙

Distributed Version Control

Track code evolution, manage commits, inspect history diffs, and maintain repository integrity.

Representative Systems:
Software CodebasesInfrastructure as CodeDocumentation Wikis
🌿

Branching & Release Workflows

Implement Trunk-Based Development, GitFlow, and feature-branch strategies across agile teams.

Representative Systems:
Agile Sprint DeliveryHotfix Cherry-PicksStaging Deployments
👥

Code Review & Pull Requests

Conduct effective pull request reviews, resolve merge conflicts, and enforce branch protection.

Representative Systems:
Open Source ContributionsEnterprise PR ReviewsTeam Governance
⚡

GitHub Actions Automation

Trigger automated testing, linting, Docker builds, and cloud deployments on git push events.

Representative Systems:
Automated Test RunnersNPM Package ReleasesVercel Previews
🧭Signature Career Journey

The Course-to-Career Connection

Experience how every lesson, coding exercise, and tool in this course connects directly to high-impact engineering job roles. Hover or tap any stage to inspect connections.

Step 1: Course
📚

Git & GitHub Version Control Mastery

Foundational curriculum & interactive coding challenges

Git & GitHub Version Control Mastery
Step 2: Skills Built
💡

Engineering Skills

Applied technical competencies & problem solving

Git FundamentalsBranching & MergingInteractive Rebase+2 more...
Step 3: Tools Used
🛠️

Tools & Technologies

Industry-standard frameworks, IDEs & runtimes

Git CLIGitHubGitHub Actions+1 more...
Step 4: Application
🏢

Where It's Used

Mission-critical enterprise & cloud infrastructures

Distributed Version ControlBranching StrategiesCode Review & PRs+1 more...
Step 5: Careers
💼

Career Opportunities

High-demand software engineering job titles

Software EngineerDevOps SpecialistRelease Engineer
✨
Click or hover across any step above to inspect the course-to-career journey.
Connecting foundational instruction ➔ technical competencies ➔ production tools ➔ industry jobs.
Explore All Job Roles ↓
💼Career Opportunities

Industry Roles You Can Prepare For

Explore the real-world software engineering positions directly powered by Git & GitHub Collaboration Mastery expertise. Review day-to-day responsibilities and core hiring prerequisites.

All Levels● Essential Demand

Software Engineer

Collaborate effectively in agile engineering teams, maintain pristine branch histories, and ship code via PRs.

Target Hiring Skills:
GitGitHubCI/CDCode Review
Mid-Level● High Demand

Release & Build Engineer

Manage release tags, coordinate production deployments, and maintain automated GitHub Actions.

Target Hiring Skills:
GitGitHub ActionsDockerBash
🚀Portfolio Portfolio Showcase

Real Projects You Can Build

Prove your mastery through production-ready software artifacts. Every project in Git & GitHub Collaboration Mastery is designed to solve real-world problems and stand out on your engineering resume.

IntermediatePortfolio Grade

Automated CI/CD Test & Deploy Pipeline with GitHub Actions

Construct an end-to-end GitHub Actions pipeline that triggers on pull requests, tests across multiple language versions, and publishes release notes.

Skills Demonstrated:
YAML WorkflowsAutomated Test MatrixSecret ManagementBranch Protection
Tools Utilized:
GitHub ActionsNode.js/PythonGit
Deliverable: Reusable GitHub Actions template repository.
🗺️Structured Progression

Visual Learning Roadmap

A carefully sequenced 6-stage engineering curriculum designed to build your knowledge incrementally from core fundamentals to interview-ready production mastery.

Roadmap Progress0%
Stage 1⏱️ ~4 hrs

Foundation

Init, Add, Commit, and Status

Core Topics & Competencies:
git initgit addgit commitgit log
Milestone: First Tracked Repository
Stage 2⏱️ ~6 hrs

Branching & Remotes

Branches, Remote Pushes, and Pulling

Core Topics & Competencies:
git branchgit checkout/switchgit pushgit pull
Milestone: Multi-Branch Feature Simulation
Stage 3⏱️ ~8 hrs

Conflict Resolution

Merging and Resolving Merge Conflicts

Core Topics & Competencies:
Fast-Forward Merge3-Way MergeConflict Markers
Milestone: Merge Conflict Resolution Drill
Stage 4⏱️ ~10 hrs

History Rewriting

Rebase, Interactive Squashing, and Cherry-Pick

Core Topics & Competencies:
git rebase -igit commit --amendgit cherry-pick
Milestone: Pristine History Refactor Showcase
Stage 5⏱️ ~10 hrs

GitHub & Team PRs

Pull Requests, Forking, and Branch Protection

Core Topics & Competencies:
PR DiscussionsCode ReviewsBranch RulesIssues
Milestone: Open Source Contribution Simulation
Stage 6⏱️ ~8 hrs

Career Readiness

GitHub Actions Automation and Reflog Recovery

Core Topics & Competencies:
Actions Workflowsgit reflogGit BisectTags
Milestone: Automated CI/CD Portfolio Workflow
🎓

Certificate of Completion

Complete this learning path to earn your First Move (11~18) certificate.

🚧

Course Certification — In Development

Curriculum & Examination Expansion in Progress
CERTIFICATION IN DEVELOPMENT

Advanced Git Rebase simulation labs are currently in development.

💡 You can still complete all existing lessons, coding exercises, and portfolio projects for this course to build skills.
Structured Learning Journey

Course Curriculum & Level Progression

Guided 3-tier progression taking learners from fundamental concepts to core practical engineering and production mastery.

🌱

LEVEL 1 — FOUNDATIONS

Learn absolute fundamentals, core syntax, environment setup, and fundamental logic blocks.

Module 1

Level 1: Distributed Version Control & Git Mechanics

2 Lessons

Understand the three states of Git (Working Directory, Staging Index, Local Repository), commit SHA-1 hashes, and basic branching.

1
Git Architecture, Staging Area & Atomic Commits⚡ Coding Exercise
Initialize Git repositories, understand Working Tree vs Staging Index vs Commit HEAD, and write atomic commit messages. (30 mins)
Start Lesson →
2
Git Branching, Fast-Forward & Merge Conflict Resolution⚡ Coding Exercise
Create feature branches, perform Fast-Forward and 3-Way merges, and resolve inline conflict markers cleanly. (35 mins)
Start Lesson →
🛠️

LEVEL 2 — CORE PRACTICE

Solve realistic problems, master data structures, error handling, design patterns, and mini-projects.

Module 1

Level 2: Interactive Rebasing, Cherry-Picking & Reflog

2 Lessons

Clean commit histories with interactive rebase (git rebase -i), cherry-pick specific commits, and recover deleted branches via git reflog.

1
Interactive Rebasing, Squashing & Commit Rewriting⚡ Coding Exercise
Squash dirty intermediate commits (pick, squash, reword, drop), maintain linear commit histories, and obey the Golden Rule of Rebasing. (35 mins)
Start Lesson →
2
Git Reflog Disaster Recovery & Cherry-Picking⚡ Coding Exercise
Recover deleted commits or aborted rebases using git reflog, and apply isolated commits using git cherry-pick. (40 mins)
Start Lesson →
🚀

LEVEL 3 — ADVANCED & PRODUCTION MASTERY

Apply knowledge to real software architecture, security, optimization, scale, and portfolio capstones.

Module 1

Level 3: GitHub Collaboration & Actions CI/CD Automation

2 Lessons

Master GitHub Pull Request code reviews, branch protection rules, and build automated CI/CD pipelines with GitHub Actions.

1
GitHub Pull Requests, Code Reviews & Branch Protection⚡ Coding Exercise
Structure professional Pull Requests, enforce mandatory code reviews, and configure branch protection rules on main. (35 mins)
Start Lesson →
2
GitHub Actions CI/CD Pipeline Automation⚡ Coding Exercise
Engineer GitHub Actions workflow YAML files triggering automated linting, test suites, and Docker builds on pull requests. (40 mins)
Start Lesson →

🏆 Hands-On Portfolio Projects

INTERMEDIATE PROJECT⏱️ ~5h

Git Collaborative Feature Branch & Conflict Resolution

Simulate a real-world multi-developer feature workflow resolving complex Git merge conflicts and squashing commits.

Open Project Blueprint & Starter Code →
ADVANCED PROJECT⏱️ ~6h

GitHub Actions Automated CI/CD Pipeline

Build a production GitHub Actions workflow file automating linting, testing, Docker builds, and deployment release tags.

Open Project Blueprint & Starter Code →