Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming
Drift - A messaging app that helps you grow your business.
C++ - Has imperative, object-oriented and generic programming features, while also providing the facilities for low level memory manipulation
D (Programming Language) - D is a language with C-like syntax and static typing.
Perl - Highly capable, feature-rich programming language with over 26 years of development