CLOUD-NATIVE DATA ENGINEERING: IMPLEMENTING HIGH-PERFORMANCE INGESTION PIPELINES WITH PYSPARK, DELTA LAKE, AND DATABRICKS

The exponential growth of organizational data and the increasing complexity of data ecosystems have necessitated a fundamental transformation in how enterprises approach data ingestion and processing. This article presents a comprehensive framework for designing and implementing scalable, secure, and efficient data ingestion pipelines within cloud-native environments, addressing the critical limitations inherent in traditional batch processing systems. The research explores the architectural foundations, technical implementations, and operational strategies required to build modern data processing infrastructure leveraging distributed computing frameworks, transactional storage layers, and unified analytics platforms. Through systematic examination of design patterns, security protocols, and performance optimization techniques, the study establishes a methodology for creating modular, reusable pipeline components capable of handling diverse data sources and dynamic operational requirements. A detailed healthcare industry case study demonstrates the practical application of these principles, illustrating how organizations successfully process millions of member records and real-time prescription data while maintaining regulatory compliance with stringent privacy standards. The investigation encompasses multi-dimensional aspects of contemporary data engineering including comprehensive monitoring frameworks, continuous integration and deployment practices, encryption and access control mechanisms, and cost-performance optimization strategies. Analysis reveals that cloud-native architectures deliver substantial improvements in scalability, operational efficiency, and economic value compared to legacy infrastructure, while also providing the flexibility necessary to accommodate evolving business demands. The research further examines emerging technological trends including machine learning pipeline integration, serverless computing models, and edge processing capabilities that represent the future trajectory of data engineering. This work provides data engineering practitioners, technology leaders, and researchers with evidence-based guidance, actionable best practices, and strategic frameworks for modernizing data infrastructure, establishing resilient operational processes, and positioning organizations to leverage their data assets effectively in an increasingly complex technological landscape.