Team Lead for all Greenplum Database Server components - Storage, WAL, Query engine, Transactions, HA, Monitoring, Interconnect, PG Utilities

GPDB 6: Feature to support MPP compliant tablespaces.

GPDB 6: Critical fixes to resource queues and 2PC infrastructure.

GPDB 7: Feature to support unique indexes on append-optimized tables

GPDB 7: Helped merge Postgres 9.6, 10, 11 and 12 into Greenplum

GPDB 7: Feature to alter storage model and characteristics of relations

Greenplum Cluster Recovery - Designed WAL archive based cluster wide PITR solution

Live and offline escalation assistance for various customers

Data Protection – gpbackup (Greenplum Database)

• Incremental backup and restore. Golang; Greenplum; Postgresql

• Developed plugins for backup and restore – DDBoost plugin and S3 plugin. C; Golang; S3

FPA (Financial Process Automation) DB and Services (2017 -)

• Actively drove the architectural decision making of the FPA ecosystem

• Designed FPA DB with multi-tenancy and multi-ERP support. MySQL Workbench; Liquibase; JPA

• Designed FPA Services layer – built on top of Connect Runtime (proprietary OSGi platform). JAX-RS

AP (A/cs Payable) Lines UI Component (on Experience - proprietary BackboneJS based UI platform) (2015 -)

• Built spreadsheet-like component with cell navigation, shortcuts and layout preservation.

• Generalized component to enable use as a general and powerful grid control.

• Contributed numerous bug fixes to the Experience platform.

SAP Financials Connector (2014 - 2015)

• Designed a lightweight ORM-esque framework to map SAP JCo record structures to Java beans.

• Redesigned SAP BAPI (Business API) lookup caching to use Ehcache.

AP Invoice eForm (Legacy – has more than 160 active customers) (2014 -)

• Debugged files (some having more than 10,000 lines) of legacy JS, iScript (proprietary language synthesizing C and JS compatible with our ECM platform) with only log files and no debugger.

• End to end POC for a BaNCS module for performing rule based calculations for NEST. JPA, JSF, MySQL

• Automated data import from spreadsheets into the POC database. Apache POI