Abhishek Onkar
Software Engineer @Google
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WORK HISTORY
Software Engineer @Google
Bengaluru, IN
Datastream is a GCP Service for streaming data from cloud, on-premises, and SaaS data sources to data destinations such as GCS and BigQuery. Data is meant to be streamed in order to be read and processed by multiple source-agnostic readers- Architected the modernization of the Oracle CDC (Change Data Capture) mechanism to enhance data streaming reliability by ensuring only committed data is processed- Delivered a novel, ROWID-based concurrent backfill solution for Oracle, which- Eliminated a 100-million-row limitation, enabling the backfill of multi-terabyte tables- Enabled backfill for tables lacking a primary key or index, broadening the feature\'s applicability- Improved customer experience and reliability by mitigating issues caused by inefficient query plans- Optimized Oracle source backfill performance and developed a comprehensive performance benchmarking and automation suite for both CDC and backfill, enabling proactive identification of performance bottlenecks- Designed and implemented an optimal concurrent batching strategy for parallel backfills, further improving throughput and efficiency.
EDUCATION
Visvesvaraya Technological University
Bachelor of Engineering (B.E.), Computer Science
SKILLS
ABOUT ABHISHEK ONKAR
Abhishek is a Software Engineer with a demonstrated history of designing and building Software Products. He holds a Bachelor of Engineering (B.E.) degree focused in Computer Science and has a strong understanding of Data Structures, Algorithms, System Design (LLD & HLD) and Distributed Systems.
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