• Coding & Application Development: Responsible for coding, testing, debugging, and documenting scalable Java and Python-based application components processing 100+ GB/day of transactional data– applying strong OOP concepts, data structures, multithreading concepts, and clean coding standards to deliver reliable, production-grade desktop and web-based platform solutions. • Domain & Product Knowledge: Rapidly developed deep domain knowledge in banking and fraud analytics for client PNC Bank– translating complex product team requirements into elegant technical implementations across data ingestion, transformation, and analytics application layers within tight project deadlines. • Testing & Debugging: Performed comprehensive application testing, debugging, and evaluation across data pipeline and application layers– identifying and resolving defects systematically, writing test cases, and ensuring software correctness and reliability before each production release under SLA constraints. • SQL & Database Development: Applied strong SQL database concepts extensively– designing schemas, writing complex optimized SQL queries, and implementing efficient relational database access patterns for scalable, high-performance data retrieval within Java and Python application components.