2020 Version Control Best Practices: Five Simple Ways to Enhance Team Collaboration

2020 Version Control Best Practices

Five Simple Ways to Enhance Team Collaboration

Determine an appropriate branching strategy

Make frequent small changes

Write descriptive commit messages

Use branches for development

Conduct regular code reviews

Rapid industry changes and increasing customer demand for new features can lead to isolated teams. Software development requires speed and iteration, making seamless collaboration essential for delivering business value. Teams adopt version control to simplify collaboration, break information silos, track changes to source code, files, and metadata, and enable rapid feedback and actionable changes.

Teams that use version control can coordinate work, view changes, and manage deliveries seamlessly, allowing them to focus on solving problems and delivering value.

Version control and collaboration go beyond tracking changes; they also include the following practices:

Enable development teams to work in distributed and asynchronous environments

Manage changes and versions of code and artifacts

Facilitate code reviews and other asset reviews

Track approval of discussed changes

Resolve merge conflicts and related integration issues

Getting started with version control can be daunting, especially in fast‑changing environments. This ebook presents five best practices to help development teams strengthen collaboration, iterate with new features, and deliver business value using Git.

1. Determine an Appropriate Branching Strategy

When team members from diverse backgrounds collaborate, workflow conflicts can arise. Leaders should define and widely communicate a branching strategy. Choosing a branching workflow depends on team size, experience level, scaling requirements, and industry constraints. Teams may adopt a standard workflow or create a custom one, but the chosen strategy must be shared and, if needed, accompanied by training.

When everyone works harmoniously within the same workflow, the risk of overwriting or breaking main code is reduced. Familiarity with the development and deployment process also makes it easier for members to contribute to each other's work. A clear, concise branching strategy sets the pace for merging new code and advancing the project, helping teams schedule meetings and manage deadlines.

Common Workflows and Their Impact

Centralized Workflow involves a single repository with a main branch and no additional development branches, increasing the risk of overwriting changes. This approach can work for very small teams (fewer than five developers) that rely on strong communication to avoid simultaneous edits.

Feature Branches create a new branch for each feature. Developers commit code to the feature branch, which encourages more code reviews, push rules, approvers, and broader testing.

GitFlow builds on the feature‑branch model, adding a dedicated develop branch alongside the main branch, plus separate branches for features, releases, and hot‑fixes. Development occurs on the develop branch, then moves to a release branch before merging into main.

Task‑Branch Development (e.g., GitLab Flow) ties feature development to issue tracking. Separate branches are used for testing, pre‑production, and production environments, ensuring thorough testing across all stages.

Task‑branch development promotes rapid delivery by breaking requirements into small, valuable chunks delivered via task branches. This workflow embeds collaboration practices such as code snippets, reviews, and unit testing. If tests fail, team members can jointly investigate the issue.

2. Make Frequent Small Changes

Teams often wait for a large, near‑complete project before committing, believing perfection is a prerequisite for delivery. However, without breaking work into smaller steps and delivering simple features, teams risk spending time on the wrong functionality or direction. The goal is to simplify the project into small steps and commit frequently to achieve larger objectives.

The most effective software development method that delivers business value and meets customer needs is to commit whenever you have a set of passing tests and code.

Frequent commits keep everyone aware of what teammates are doing because the repository is visible to all. Even if a change isn’t ready for review, developers should push often to a feature branch; sharing work or merge requests prevents teammates from duplicating effort. Early sharing also encourages discussion and feedback, improving code before formal review. Small, isolated commits give context to developers and other teams (e.g., quality, security) that later review the code, and make it easy to roll back to a specific point without affecting unrelated changes.

3. Write Descriptive Commit Messages

Commit messages should reflect intent, not just what changed. While the diff shows the modifications, the message should explain why the changes were made.

Establishing a commit‑message convention is important for ensuring consistency across the team and reducing confusion.

Good examples: “Merge template to reduce duplicate code in user view.” Vague words like “change”, “improve”, “fix”, and “refactor” add little information. For instance, replace “Improve XML generation” with “Correctly escape special characters in XML generation”.

Descriptive messages increase transparency and provide insight into progress for team members, customers, and future contributors. During code review, commit messages help track iterations and identify changes since the last release, discussion, or requirement shift. Detailed messages also aid quality and security teams in pinpointing areas of interest and reverting specific changes. Moreover, they prevent duplicated work, reduce delays, and contribute to a more stable project.

4. Use Branches for Development

Developing on a branch is like taking a snapshot of the current state of a particular branch (usually the main branch).

With branches, team members can make changes without affecting the main codebase. The history of those changes is tracked within the branch. Once the code is ready, it can be merged back into the master branch.

Coding on branches makes the organization’s development approach more orderly and allows work to exist as an independent draft without interfering with the stable, tested code in master.

Branch development lets team members experiment and find innovative solutions to complex problems without worrying about destabilizing the main branch. Teams can collaborate to ensure solutions work before merging into master. Operations, quality, and security teams can inspect the code before deployment, ensuring visibility and the opportunity to discuss potential issues before product release.

5. Conduct Regular Code Reviews

Embedding a culture of regular code reviews ensures continuous improvement and prevents code instability. All team members are welcome to review anyone’s code and provide suggestions. When code is ready for review, it should be assigned to someone familiar with the project, a teammate, or a domain expert.

During a code review, team members should:

Explain what changes are needed (e.g., bug fix, UX improvement, refactor).

If the suggestion is minor and non‑blocking, prefix the comment with “Not blocking” to indicate it can be addressed later.

Offer alternative implementations, assuming the author has considered them (e.g., “What are your thoughts on using a custom validator here?”).

Strive to reduce the number of iteration cycles.

Identify ways to simplify the code while solving the problem.

Code reviews provide a second opinion on solutions and implementations, helping catch bugs, logical errors, or edge cases that might otherwise surface after release. Collaborative reviews enable team members to learn different coding practices, workflow techniques, and new problem‑solving methods, boosting innovation, efficiency, and reducing knowledge silos.

Through collaborative code reviews, team members can learn different coding practices, workflow techniques, and new problem‑solving methods, thereby increasing innovation and efficiency while reducing knowledge silos.

About Us

Zeyang, a DevOps practitioner focusing on enterprise‑level DevOps operations and development. He shares practical experience in Linux operations, DevOps courses, and hands‑on techniques. All course content originates from real‑world enterprise applications, offering both technical learning and hot‑skill acquisition. (WeChat ID: devopsvip)

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