To thrive in a Computer Science internship for 2026, you typically need a solid understanding of programming fundamentals, algorithms, and data structures, often supported by progress toward a relevant degree. Familiarity with languages like Python, Java, or C++, and experience using version control systems like Git are commonly expected. Problem-solving, teamwork, and effective communication are vital soft skills that help interns contribute to projects and learn from colleagues. These skills ensure interns can quickly adapt, collaborate, and add value in dynamic technical environments.