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Rezwan Ullah is listed as Lead Database Administrator | Oracle | Oracle EBS R12 | MySQL | Greenplum | PostgreSQL | Citus at Afiniti, a company with 1403 employees, based in Islāmābād, Pakistan, Pakistan. AeroLeads shows a matched LinkedIn profile for Rezwan Ullah.
Rezwan Ullah previously worked as Lead Database Administrator at Afiniti and Database Architect at Safaripay Corp.. Rezwan Ullah holds Bachelor Of Computer Science (B.S(Cs)), Computer Science, 3.28/4.0 from The University Of Agriculture Peshawar.
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With over 10 years of diverse database experience, currently serving as Lead DBA at Afiniti, my key responsibilities include:1. **Oracle Database Administration** - Exadata and Exalogic implementation (10g,11g,12,19c) - RAC and Data Guard HA solutions - GoldenGate Replication - E-Business Suite R12 - RMAN backup and recovery, Data Pump, and Flashback recovery - Installation on RHEL/OEL with RAC expertise2. **Greenplum Database Administration** - Cluster management with mirroring and failover - GPCC and PXF framework management - Real-time data sync from MySQL/MSSQL - Backup/recovery with gpbackup/gprestore - Single-to-multi node migration and performance tuning3. **MySQL Administration** - Version management (5.7 through 8.0.33+) - Multi-node replication configuration - MySQL-Greenplum replication setup - Performance optimization and partitioning - Automated health monitoring and maintenance4. **PostgreSQL Administration** - HA cluster with Patroni, etcd and pgauto_failover - Load balancing via HAProxy - Connection pooling through PgBouncer - Backup/recovery using pgBackRest - Versions 12.x-15.x on Linux platforms - Synchronous/asynchronous replication - PITR and automated failover - Performance tuning and monitoring5. **Migration Expertise** - Cross-platform data migrations:
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Islamabad, Islāmābād, Pakistan
- Mysql upgrades, From 5.7 to 8.0.3x- Mysql administration and provide support to application team.- PostgreSQL installation and administration, Upgrades from 15 to 16- Greenplum upgrades, Greeplum migration from single instance to cluster- Skilled in Greenplum and MySQL administration, including high availability- Data migration from Mysql, MSSQL to.
Islāmābād, Pakistan
Islamabad
Client: ZONG (China Mobile Company LTD)Responsibilities:ZONG EBS is implemented with a sophisticated architecture include EBS R12.2.4 (Multi node), Database 12.1.0 (Multi node).Isupplier DMZ (Multi node) on EXADATA server with Linux OS and also BI and Hyperion Application integrated with it.Responsible for the Administration, Configuration, Patching.
Islamabad
Peshawar, Khyber Pakhtunkhwa, Pakistan
Responsibilities:-Responsible for ensuring availability and performance of the databases that support the system.Work with the team to ensure that the associated hardware resources allocated to the databases and to ensure high availability and optimum performance.To proactively monitor the database systems to ensure secure services with minimum.
Other employees you can reach at afiniti.com. View company contacts for 1403 employees →
Chris Castro
Colleague at Afiniti
Washington, District Of Columbia, United States, United States
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MH
Muhammad Hamza
Colleague at Afiniti
Lahore, Punjab, Pakistan, Pakistan
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HA
Hafiz Ahsan Atiq
Colleague at Afiniti
Lahore District, Punjab, Pakistan, Pakistan
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HY
Hanna Ye
Colleague at Afiniti
United States, United States
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UA
Umer Ahsan
Colleague at Afiniti
Islamabad, Islāmābād, Pakistan, Pakistan
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RP
Rose Pearl
Colleague at Afiniti
Lahore, Punjab, Pakistan, Pakistan
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HP
Hassan Paracha
Colleague at Afiniti
Pakistan, Pakistan
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Bİ
Batuhan İngeç
Colleague at Afiniti
Istanbul, Istanbul, Türkiye, Turkey
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SZ
Sm Zeeshan Mustafa
Colleague at Afiniti
Istanbul, Türkiye, Turkey
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MW
Muhammad Wajahat S.
Colleague at Afiniti
Pakistan, Pakistan
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Activities and Societies: Debate Team, DevelopmentsSoftware Engineering
Activities and Societies: Debate TeamComputer Hardware
Activities and Societies: Playing Cricket For SchoolScience
Quick answers generated from the profile data available on this page.
Rezwan Ullah works for Afiniti.
Rezwan Ullah is listed as Lead Database Administrator | Oracle | Oracle EBS R12 | MySQL | Greenplum | PostgreSQL | Citus at Afiniti.
Rezwan Ullah is based in Islāmābād, Pakistan, Pakistan while working with Afiniti.
Rezwan Ullah has worked for Afiniti, Safaripay Corp., Pakistan Mobile Number Portability Database ( Guarantee) Limited, Jaffer Brothers (Pvt) Limited, and Inbox Business Technologies.
Rezwan Ullah's colleagues at Afiniti include Chris Castro, Muhammad Hamza, Hafiz Ahsan Atiq, Hanna Ye, and Umer Ahsan.
You can use AeroLeads to view verified contact signals for Rezwan Ullah at Afiniti, including work email, phone, and LinkedIn data when available.
Rezwan Ullah holds Bachelor Of Computer Science (B.S(Cs)), Computer Science, 3.28/4.0 from The University Of Agriculture Peshawar.
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