What Is Just-In-Time (JIT) Compilation? Share July 28, 2021 Dm4r Technology Just-In-Time compilation, or JIT, is a technique used by runtime interpreters for languages like JavaScript, C#, and Java to bring execution speeds closer to the native performance offered by precompiled binary languages like C++. Read This Article on CloudSavvy IT › Source : What Is Just-In-Time (JIT) Compilation?