What programming language is chainlink written in?

C++ is so popular for blockchain because of its multiple capabilities such as move semantics, primitive control over memory, advanced multi-threading, and other object-oriented features like function overloading, runtime polymorphism, etc.

A good Blockchain developer needs to be comfortable with a selection of programming languages. For instance, C++, SQL, JavaScript, and Python languages are good examples.

Chainlink (blockchain) ChainlinkWritten inSolidity, GoLangOperating systemBlockchain-agnosticSource modelOpen sourceLicenseMIT LicenseChainlink (blockchain) – Wikipedia en.wikipedia.org › wiki › Chainlink_(blockchain)