Calvin Jerome Suares

Business Technology Analyst @Deloitte

Bengaluru, IN

Led comprehensive QA cycles across legacy Oracle/SQL Server environments and the target Azure + GCP platforms—authoring 200+ compatibility and regression test cases, exposing critical defects prior to release, and enabling a zero-defect deployment with full data-integrity sign-off.• Re-architected end-to-end data pipelines: refactored 2K+ lines of complex SQL (CTEs, window functions, PL/SQL), created reusable custom Airflow operators, and introduced Python decorators for standardized error handling—cutting average pipeline runtime by 40 % and boosting unit-test coverage to 95 %.• Designed a Python-based automation framework that auto-generates runbooks, API documentation, and release notes directly from source code—streamlining data-delivery and documentation processes, thus reducing manual effort by ~50 %.• Delivered 24×7 L2/L3 production support for a mission-critical healthcare analytics platform processing 5 TB+ daily—maintained 99.9 % SLA adherence, performed rapid root-cause analysis, deployed hot-fixes, and mentored a support team on incident-management best practices.• Optimized data ingress and egress workflows by re-engineering translation lookup tables, profile variables, and error-suppression logic—achieving >99.7 % interface uptime, 25 % faster payload processing, and a measurable increase in downstream data consistency KPIs.• Implemented ABC data-quality framework on Databricks: developed metadata-validation notebooks, orchestrated ETL transformations, and built delta-based monitoring dashboards across 40+ data domains—elevating stakeholder trust to 99 % and reducing data-quality issue resolution time by 60 %.

St. Joseph's Boys' High School

Science

Vellore Institute of Technology

Bachelor of Technology