Compilation issues are errors in converting a smart contract's source code into an executable form. Because of them a crypto exchange may reject a token when a listing application is submitted if the code fails verification.

A Pull Request is a developer's request to include the code changes they have made into the main project. It is a key mechanism for collaborative work on code in Git and on platforms like GitHub.

An API is a software interface that allows developers to use the ready-made functions of one service inside another application. In the crypto industry, APIs are used to connect data from exchanges, wallets, and analytics.

A dev is a colloquial name for a developer, that is, a specialist who creates and maintains the code of cryptocurrencies, blockchain protocols, wallets, and related applications. The development of a project largely depends on devs.

GitHub is the largest platform for hosting and collaborative software development. In the crypto industry, it is where teams publish the source code of their projects, which makes it possible to assess their openness and activity.