A Data Structures Developer designs, implements, and manages data storage systems. They analyze structural requirements for software applications and ensure data accuracy and integrity. Their key responsibilities include developing algorithms, choosing appropriate data structures for database design, optimizing memory usage, and ensuring efficient data retrieval. They often work with programming languages like Python, C++, or Java. They also troubleshoot and resolve any issues related to database performance and capacity. Their role is critical in managing data effectively, which can greatly impact the performance and scalability of software applications.