In January 2026, Jaineti Jain developed a lightweight data-processing utility for the GDG-IGDTUW/DSA-1 repository, focusing on counting numbers with an even number of digits within a vector of integers. Jaineti applied C++ programming and algorithm development skills to implement an efficient O(n) digit-counting function, integrating it as a reusable component for broader data processing workflows. The solution featured clean code organization and thorough documentation, supporting maintainability and future reuse. While the project scope was limited to a single feature over one month, the work demonstrated concise, production-ready engineering and a clear understanding of algorithmic problem-solving in C++.