Qualifications: 1. Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field. 2. At least 9+ years of practical experience in backend development, with a strong command of one or more programming languages like Python, Go or JAVA. 3. Proven experience in designing and developing scalable backend systems for high-traffic applications. 4. Familiarity with cloud-based infrastructures (e.g. AWS, Google Cloud) and container technologies (e.g. Docker, Kubernetes). 5. Solid understanding of database systems and data modeling, as well as proficiency in SQL and NoSQL databases. 6. Experience with RESTful API design and implementation, and understanding of microservices architecture. 7. Knowledge of security best practices and data protection measures for backend systems. 8. Strong problem-solving skills and the ability to troubleshoot complex technical issues. 9. Excellent team player with good communication and collaboration skills.