A experienced database expert with a strong background in data platform development and a solid understanding of computer science theory and practice is required. The candidate should have at least 5 years of experience in database development, with a focus on NoSQL database management, optimization, and repair. Familiarity with Redis, MongoDB, Elasticsearch, Doris, and MySQL is essential. In addition, the candidate should have experience with PB-level database processing, disaster recovery, and disaster proofing. Strong communication and leadership skills are also required. The ideal candidate will have a PhD in a related field and have published research papers in a reputable journal. Proficiency in programming languages such as Python, R, or SQL is a must. The candidate should also be proficient in data analysis tools and techniques, and have experience working with big data technologies such as Hadoop, Spark, and Hive.