To thrive as a Software Engineer without a degree, you should demonstrate strong programming skills, problem-solving abilities, and a solid understanding of computer science fundamentals through self-study, bootcamps, or relevant work experience. Proficiency in industry-standard languages such as Python, Java, or JavaScript, and familiarity with tools like Git, cloud services, and relevant certifications can help validate your expertise. Effective communication, adaptability, and collaboration set top candidates apart by enabling them to work well within diverse technical teams. These competencies ensure you can contribute meaningfully to projects, learn rapidly on the job, and keep pace with evolving technologies in a competitive field.