RAHUL SAHAMAIL ID: rahulsaha0309@gmail.comPhone: + 91 8806351116

Profile Summary:

6+ years of experience in PostgreSQL & MySQL Database Administration. Worked with data warehouse appliances (Big Data) like IBM Netezza & Amazon Redshift. Worked with NoSQL like MongoDB. Have worked with proprietary DB like Oracle & SQL Server as Level 1 Support. Strong knowledge of PostgreSQL Architecture. Configuring and maintaining PostgreSQL Databases in AWS. Implemented High Availability (HA) and DR environment, Performed Backup (PgDump,

Basebackup, MySQL dump) and Restoration of databases. Implemented Streaming, Hot, Warm Replication, WAL Archiving and PITR. Hands on Experience on Enterprise and community version of PostgreSQL Query and Performance Tuning both at database and server level. Actively involved in Requirement analysis, Implementation, Testing, Documentation and

Production Move. Migrating database from different RDBMS to PostgreSQL.

Troubleshooting and Resolving database issues as per the SLA. Building, designing and deploying scripts on Development, Staging and Production servers. Worked with GIT and Tortoise SVN repositories to maintain the SQL codes. Installation, Upgradation and Configuration of PostgreSQL and MySQL Server. User/Role management and database security and Audit. Automated various database processes using shell scripting. Managed test servers in VMware and tested new features. Configured PostgreSQL environment using AWS cloud. Implemented PgBouncer, PgPool-II for connection Pooling. Configured Nagios for real time monitoring via mobile and emails. Configured and scheduled weekly DB maintenance activities like Vacuum Analyze, Reindexing. Documented best practices for developers to have consistent code on production.

Work Experience:

Currently working with Aricent Technology at Cisco as Senior Database Administrator from August 2016 to till date.

Worked as Senior Associate with Cognizant Technology Solution from Sep 2015 to Aug 2016. Worked as Software Associate with Synechron Technology from Jan 2014 to Sep 2015. Worked as DBA with Xento System from Oct 2012 to Dec 2013. Worked as Senior Software Engineer with Zod Infosystem from July 2010 to Oct 2012.

Education:

Completed Bachelor of Engineering in Electronics and Communication in 2010 from Anna University, Chennai

Complete AISSCE (Class 12) in Science in 2006 from Faulty Higher Secondary School(CBSE). Complete AISSE (Class 10) in 2004 from Faulty Higher Secondary School(CBSE).

Skills:

Technology: MySQL, PostgreSQL, SQL Server, IBM Netezza, Amazon Redshift. OS: Linux and Windows. Language: Shell and SQL Tools: SVN, MySQL Workbench, phpMyAdmin, PgAdmin, Nagios, PEM, MEM, Putty, EMS Tools: EFM, BARD, MySQL Enterprise Backup, MySQL Fabric

Project Experience

Aricent Technologies at Cisco, BangaloreAug 2016 to Present

DBA Engineer for PostgreSQL DB, MongoDB & SQL Server. End to end database management and maintenance for internal project of Cisco. Providing 24 * 7 support for Production and Pre-Prod environment for EMaaS Project.

Cognizant Technology Solution, PuneSep 2015 to Aug 2016

Worked with Hartford which deals one part as Insurance. Most of the server are into MySQL and PostgreSQL. Being Lead DBA needs to look everything which comes on the way to DB. Worked in banking client like Wells Furgo to migrate data from MySQL to PostgreSQL. It included tools like Oracle Developer tool. Modification of Stored Procedure.

Synechron Technology, PuneJan 2014 to Sep 2015

Worked with iCrossing who deals with SEO and Digital Media. Mostly worked on ETL and reporting tool in various technology like MySQL, PostgreSQL, IBM

Netezza, MS SQL Server, Oracle and Amazon Redshift. Have to look on all the technology as Production Support DBA. Mostly it includes Installation, Setting up Replications, Oracle jobs, backup strategy and logins

and security.

Xento System, PuneOct 2012 to Dec 2013

Worked with Entrata who is mainly into Retail software. Servers are mostly into PostgreSQL 9.1 and 9.2. Had to work extensively in Development, QA & Production Servers. Had to deal with Developers, Analyze PgBadger, Restore Backups in developments and resolve

Production Issues.

ZodInfo System, ChennaiJune 2010 to Oct 2012

Was trained into Oracle 10g & PostgreSQL 8.3. Worked with client like Emergys and PGP Group as DBA which are mostly into Retail market. Worked extensively into Oracle 10g and PostgreSQL. Work were mostly Installing, Patching, Replication, Monitoring, Backups and Restore.

PERSONAL DETAILS

Father’s Name : Paritosh SahaDate of Birth : 03-09-1988Sex : MaleNationality : IndianPAN Number : CIEPS0995JPassport Number : H4308775Languages Known : English, Hindi, Bengali, Assamese and TamilContact Address : Madhuvanti, Nanded City, Pune, Maharashtra, PIN - 411041