Business software development with global team is increasing rapidly and the programming language as development tool takes the important role in the global web development. The real user friendly programming language should the written in local language for programmer who has native language is not in english. This paper present our design of BAIK scripting language which syntax is modeled with with Indonesian language for multi-tier web development. We propose the implementation of indonesian parsing engine and binary search tree structure for memory allocation of variable and compose the language features that support basic. Object Oriented Programming. Common Gateway Interface. HTML style manipulation and database connection. Our goal is to build real programming language from simple structure design for web development using Indonesian lexical words.