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Vignesh Kumar S Email & Phone Number

Database Developer|Oracle to AWS Aurora Postgresql Migration Expert|Oracle PL/SQL,PostgreSQL Developer|Unix|Database Optimization&Development at Cognizant
Location: Chennai, Tamil Nadu, India 3 work roles 3 schools
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✓ Verified August 2026 3 data sources Profile completeness 86%

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Current company
Cognizant
Role
Database Developer|Oracle to AWS Aurora Postgresql Migration Expert|Oracle PL/SQL,PostgreSQL Developer|Unix|Database Optimization&Development
Location
Chennai, Tamil Nadu, India
Company size
278214 employees

Who is Vignesh Kumar S? Overview

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Quick answer

Vignesh Kumar S is listed as Database Developer|Oracle to AWS Aurora Postgresql Migration Expert|Oracle PL/SQL,PostgreSQL Developer|Unix|Database Optimization&Development at Cognizant, a with 278214 employees, based in Chennai, Tamil Nadu, India. AeroLeads shows a matched LinkedIn profile for Vignesh Kumar S.

Vignesh Kumar S previously worked as Information Technology Associate at Cognizant and Information Technology Associate at Cognizant. Vignesh Kumar S holds B.E, Mechanical Engineering from Mepco Schlenk Engineering College.

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Email format at Cognizant

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Cognizant

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About Vignesh Kumar S

Database developer

Current workplace

Vignesh Kumar S's current company

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Cognizant
Cognizant
Database Developer|Oracle to AWS Aurora Postgresql Migration Expert|Oracle PL/SQL,PostgreSQL Developer|Unix|Database Optimization&Development
teaneck, new jersey, united states
Website
cognizant.com
Employees
278214
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3 roles

Vignesh Kumar S work experience

A career timeline built from the work history available for this profile.

Information Technology Associate

Current
Cognizant

Chennai, Tamil Nadu, India

Successfully migrated a large Oracle database to Aurora PostgresqlUsed AWS Schema conversion tool (SCT) and DMS for migration processTested the code thoroughly to ensure the code was working properly on postgresql without performance issuesMade any necessary changes to the postgresql database to ensure compatibility Expertise in migrating Oracle tables,Views, Materialized Views,Indexes, Partitions, Triggers, Procedures, Functions,Arrays,Types,DBlinks,Pragma autonomous, Global variable, External tables,Utl file packages,Bulk collect, Merge , Hierarical and Window functions into Postgresql native functionsCreated separate process to audit loggings, handle temporary tables, automatic range partitions (daily, monthly,Yearly) and also created separate process for ddl's to avoid database locking and ensure better performancesStrong knowledge in performance tuning and optimizationSupported application team in fixing the bugs till endHaving good knowledge in S3,Lambda, Cloudwatch and Event bridge services

Oct 2022 - Present

Information Technology Associate

Current
Cognizant

Chennai, Tamil Nadu, India

Oct 2022 - Present

Pl/Sql Developer

Hcl Technologies

Chennai, Tamil Nadu, India

Jul 2019 - Oct 2022
Team & coworkers

Colleagues at Cognizant

Other employees you can reach at cognizant.com. View company contacts for 278214 employees →

VP Vishal Pedkar Vishal Pedkar Colleague at CognizantPune/Pimpri-Chinchwad Area, India View → AS Avula Sai Ankith Avula Sai Ankith Colleague at CognizantHyderabad, Telangana, India View → FB Faisal Beg Faisal Beg Colleague at CognizantPune, Maharashtra, India View → RV Rachel Valencia Ong Rachel Valencia Ong Colleague at CognizantSingapore View → RN Rohini N Rohini N Colleague at CognizantChennai, Tamil Nadu, India View → RG Roshan Gawande Roshan Gawande Colleague at CognizantPune, Maharashtra, India View → SB Subramanyam Battala Subramanyam Battala Colleague at CognizantNagari, Andhra Pradesh, India View → FD Fatima Denton Fatima Denton Colleague at CognizantLoganville, Georgia, United States View → RB Rupesh Bura Rupesh Bura Colleague at CognizantWashim, India View → HA Hari Anand Hari Anand Colleague at CognizantChennai, Tamil Nadu, India View →
3 education records

Vignesh Kumar S education

B.E, Mechanical Engineering

Mepco Schlenk Engineering College

Diploma In Technical Writing, Technical Writing

Poke Yoke Technologies
FAQ

Frequently asked questions about Vignesh Kumar S

Quick answers generated from the profile data available on this page.

What company does Vignesh Kumar S work for?

Vignesh Kumar S works for Cognizant.

What is Vignesh Kumar S's role at Cognizant?

Vignesh Kumar S is listed as Database Developer|Oracle to AWS Aurora Postgresql Migration Expert|Oracle PL/SQL,PostgreSQL Developer|Unix|Database Optimization&Development at Cognizant.

Where is Vignesh Kumar S based?

Vignesh Kumar S is based in Chennai, Tamil Nadu, India while working with Cognizant.

What companies has Vignesh Kumar S worked for?

Vignesh Kumar S has worked for Cognizant and Hcl Technologies.

Who are Vignesh Kumar S's colleagues at Cognizant?

Vignesh Kumar S's colleagues at Cognizant include Vishal Pedkar, Avula Sai Ankith, Faisal Beg, Rachel Valencia Ong, and Rohini N.

How can I contact Vignesh Kumar S?

You can use AeroLeads to view verified contact signals for Vignesh Kumar S at Cognizant, including work email, phone, and LinkedIn data when available.

What schools did Vignesh Kumar S attend?

Vignesh Kumar S holds B.E, Mechanical Engineering from Mepco Schlenk Engineering College.

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