Looking for experienced personnel who can modify the open source code of telegram desktop

I am looking for an experienced personnel who is an expert in C++ programming language and has extensive knowledge of modifying open source code for Telegram Desktop. The task requires an advanced level of expertise and the ideal candidate must demonstrate their proficiency with the language by providing samples of code or open source contribution. This beautiful, fast and secure messaging platform is used by millions of users worldwide and I need someone to help me modify the source code to meet my specific requirements. If you think you have the skill set required to modify the source code, don't hesitate to contact me.