Karim is a mobile and backend developer with a notable online presence. He has gained 11.9K subscribers on YouTube, showcasing his expertise and engaging content in the tech field. Additionally, Karim is active in the development community with 40 followers on GitHub and has contributed to coding across various languages, demonstrating a strong focus on Kotlin, XML, and Blade Template through his coding activities on WakaTime where he spent over 31 hours coding. Despite a more modest following of 145 connections on LinkedIn and contributing to discussions with 1 total reputation on Stack Overflow, Karim's involvement in the software development world is diverse and impactful.