Summary
Overview
Work History
Education
Skills
Extracurricular Activities
Hobbies and Interests
Timeline
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Jay Mehta

MUMBAI

Summary

Experienced Greenplum and PostgreSQL Database Administrator with a reasonable number of years of successful track record in managing, optimizing, and maintaining large-scale data production and development environments. Proven expertise in performing expansion, upgrades, and critical activities for Greenplum databases. Adept at ensuring high availability, performance, and security of database systems.

Overview

3
3
years of professional experience

Work History

Database Administrator

National Stock Exchange - IT
MUMBAI
02.2024 - Current
  • Manage large-scale ODS and EDW production databases, along with 15 development and UAT databases, ensuring optimal performance and availability.
  • Solely responsible for configuring, installing, and initializing a new segment for NSE's 'Liquidity Enhancement Scheme,' handling the end-to-end process.
  • Successfully performed version upgrades and downgrades of Greenplum databases to meet operational and technical requirements.
  • Led the migration of production databases to a new RHEL version, ensuring zero data loss and no production impact during the transition.
  • Conducted multiple mock trading sessions for NSE, maintaining database integrity and ensuring seamless operations without any impact.
  • Spearheaded the migration of critical tables and data from Greenplum to Oracle as part of an ongoing future migration project.
  • Coordinated and executed two Disaster Recovery (DR) activities, ensuring business continuity and full data restoration without any incidents.
  • Developed and deployed automation scripts for regular database maintenance, monitoring, and backup activities, reducing manual intervention and ensuring faster recovery times.

Database Administrator

Tata Consultancy Services
Mumbai
09.2021 - 11.2023
  • Team lead for PostgreSQL and Surveillance Greenplum DBA team working for National Stock Exchange (NSE), managing its Production and non-Production environments.
  • Successfully managed a team responsible for database monitoring, maintenance, and support, ensuring the availability and performance of critical applications.
  • Led the successful expansion of Greenplum clusters to accommodate growing data volumes, ensuring seamless scalability and minimal disruption.
  • Coordinated the migration of legacy data into Greenplum, streamlining data access, and improving reporting capabilities for business users.
  • Managed the configuration, installation, and recovery operations for databases, conducting daily backups and restores.
  • Additionally, led Disaster Recovery (DR) Live Drills across multiple instances.
  • Implemented automated monitoring and alerting systems, reducing response time of database incidents.
  • Collaborated with development teams to design and optimize database schemas, in-database schema migration, improving data organization, and accessibility.
  • Optimized database performance by fine-tuning queries, indexes, and configuration parameters, resulting in improvement in query execution times.
  • Played a key role in troubleshooting and resolving critical database issues, maintaining a 99.9% uptime for mission-critical applications.
  • Conducted regular health checks and performance monitoring, proactively identifying and addressing potential bottlenecks and issues.
  • Actively participated in on-call rotation, providing timely resolution to database-related incidents during off-hours.
  • Proficient in conducting in-depth analysis to pinpoint the root causes of SLA breaches, providing comprehensive reports outlining findings, and proposing preventive measures.

Education

B.E - Production Engineer -

Fr. Conceicao Rodrigues College of Engineering
Mumbai
06.2021

12th (HSC) -

Sardar Vallabhbhai Patel College of Science and Commerce
Mumbai

10th (SSC) -

St. Francis D'Assisi High School
Mumbai

Skills

  • Greenplum
  • PostgreSQL
  • SQL
  • Linux

Extracurricular Activities

Martial Arts Instructor, Black Belt in Karate. National Level Karate Gold winner.

Hobbies and Interests

Reading books, drawing and martial arts.

Timeline

Database Administrator

National Stock Exchange - IT
02.2024 - Current

Database Administrator

Tata Consultancy Services
09.2021 - 11.2023

B.E - Production Engineer -

Fr. Conceicao Rodrigues College of Engineering

12th (HSC) -

Sardar Vallabhbhai Patel College of Science and Commerce

10th (SSC) -

St. Francis D'Assisi High School
Jay Mehta