Savan Sanghani

C++ remains the titan of high-performance computing. Whether you are building AAA video games, high-frequency trading platforms, or operating systems, a mastery of C++ memory management and hardware-level operations is mandatory.

Java remains the bedrock of enterprise software, high-performance financial systems, and massive scalable backends. However, the Java interview landscape has shifted dramatically. In 2026, interviewers don't just want you to know the syntax; they expect a deep understanding of JVM internals, memory management, Virtual Threads, and modern Spring Boot architectures .

Dart is the backbone of the Flutter framework. To build fast, cross-platform apps, you must first master Dart. Because Flutter has become the leading mobile UI framework, companies are aggressively testing candidates on their deep understanding of Dart's unique features like Null Safety, Mixins, and Isolates.