Sravan Kumar Email & Phone Number

New Jersey, United States

New Jersey, United States

• Part of team (COE, Center of Excellence) which executes the cloud architecture for HCL America's 300+ million-dollar projects and working along with top clients.• Participating in deep architectural discussions to build confidence and ensure customer success when building new solutions and migrating existing data applications on the GCP.• Big participation in doing several POC’s in public cloud Google and AWS.• Responsible for Data migration from legacy systems including Hadoop, Exadata, Oracle.• Responsible for data lake, data warehouse ETL build and design.• Implemented BigQuery best practices.• Implemented Cost monitoring /Optimization techniques.• Defined the technical architecture on GCP involving cloud storage, big query, dataproc, cloud functions, dataflow.• Responsible for data lake, data warehouse ETL build and design.• Overall accountability for project delivery.• Works collaboratively with the Product Management, Data Management, and other Architects to deliver for the cloud data platform, Data as a service• Embedded SSO authentication into Looker Dashboard and integrated with Custom UI/Application• Implemented Teradata to BigQuery migration.

Hyderabad, Telangana, India

• Played a key role in code migrations across environments, weekend maintenance, and debugging techniques for performance tuning• Analyzed file delivery frequency reports and developed dashboards for Citibank management• Led a transition team as the subject matter expert to enable smooth transitions through the SDLC phases• Worked extensively on SQL database programming, SQL performance tuning, and relational model analysis• Acted as a software QA tester, designing and implementing test plans, cases, and processes ensuring fault-free audits• Provided support for AbInitio Data warehousing tool and autosys job schedulers for CRBDW (Citi Retained Business Data Warehouse) and LEAD (Latum Extended Data Store)• Knowledge of implementing technical data validations for the source before processing and target feeds after the transformations using Acquire>IT• Built graphs to read data from different sources including flat files (csv, pipe delimited, Excel), tables, VSAM, XML and load into the hive tables for data analysis • Implemented Data Parallelism through graphs that are divided into segments and operated on each segment simultaneously through AbInitio partition components to segment data.• Proactively monitored 24/7 batch file deliveries, liaising closely with Pershing Production Support and Citi Application Production Support teams for escalations.• Validated files and transmission controls for Brokerage and Investments platform Data Hub, collaborating with Citi TI Transmission Services, Mainframe Tech Support, and Mainframe Scheduling teams.• Managed Pershing Relationship Management for batch file deliveries, overseeing set-up, operational timelines enforcement, and facilitating communication and escalations. Coordinated Citi COB and Pershing DR tests for batch files.

Hyderabad, Telangana, India