Essential English Terms Every Developer Should Know
When reading technical documentation or observing communication in open-source communities, you'll notice certain English vocabulary and expressions that come up frequently in the tech industry.
For example, the verb implement
is commonly used when introducing a new feature.
(e.g., Implement a JWT-based authentication system)
Communicating with global clients can also be tricky if you're unfamiliar with terms like overwrite
or user-defined
.
You may even mispronounce common technical terms like execution
or deprecated
if you’ve only seen them in writing.
Learning these industry-standard terms and expressions will significantly boost your comprehension when reading docs or watching tech conference talks.
Don’t just read these words—say them out loud and try using them in your own sentences.
That’s because our brains retain information better when we actively use what we’ve learned.
Let’s go over the must-know English terms and expressions for software professionals.
Execute
is pronounced like [eek-see-kyoot].
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Essential English for Developers
agile
A software development methodology based on quick, iterative work cycles.
sprint
A short, time-boxed period in Agile used to complete specific tasks or features.
dev-ops
A development approach that emphasizes collaboration between development and operations teams to ensure smooth deployment, maintenance, and updates.
backlog
A prioritized list of tasks including features to build and bugs to fix.
hotfix
A quick patch applied directly to production to fix critical bugs or security issues.
staging
A testing environment that mimics production, used to validate features before public release.
production
The live environment used by real users.
nightly build
A build automatically generated each night that includes the latest development changes.
canary build
An early version of software released to a small group of users to detect issues before wider deployment.
load balancing
Distributing incoming traffic across multiple servers to prevent overload and ensure high availability.
headless
A setup or tool that runs without a graphical user interface (GUI), often separating frontend and backend.
sandbox
A controlled testing environment isolated from production, used for safe experimentation.
legacy
Outdated systems or technologies that are still in use.
refactor
Improving the structure of existing code without changing its behavior.
opinionated
Describes a framework or tool that enforces specific design patterns or conventions.
monorepo
A repository that contains multiple projects, allowing for easier code sharing and dependency management.
microservices
An architectural style where an app is broken down into small, independent services.
serverless
A cloud computing model that lets you build and run apps without managing infrastructure.
out-of-the-box
Ready to use immediately without additional configuration.
unit testing
Testing individual parts of an application in isolation.
end-to-end testing
Testing the entire workflow of an application from the user’s perspective.
pull request
A way to propose and review changes before merging them into the main branch.
branching
Creating separate lines of development for features or bug fixes in a version control system.