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Viswanathan Shanmugam, Senior Software Engineer

Viswanathan Shanmugam

Senior Software Engineer·Rrootshell Technologies Ltd

India

Master's degree, Engineering

Work experience

Total years of experience: 16 years, 11 months

Senior Software Engineer

January 2021 - June 2026

Rrootshell Technologies Ltd

Chennai, India •Remote

January 2021 - June 2026

• Developed and maintained large-scale data validation systems for Equinix using
Siebel CRM, Informatica pipelines, and Python automation — ensuring accuracy
Company industry:
IT Services

Senior Technical Lead

January 2020 - June 2026

RCG Global Services

Cochin, India

January 2020 - June 2026

business units.
Company industry:
IT Services
Job role:
Information Technology

Technical Lead

December 2017 - May 2018

Syntel

Chennai, India

December 2017 - May 2018

System (SPS), increasing data reliability for downstream reporting.
• Executed backend data operations using Informatica PowerCenter, Oracle
SQL/PL/SQL, Python, and Unix Shell Scripting.
Company industry:
IT Services

Sr. Associate Projects

January 2008 - November 2017

Cognizant Technology Solutions

Chennai, India

January 2008 - November 2017

• Delivered enterprise ETL projects for Bayer HealthCare Pharmaceuticals and Sales
Analytics & Administration System (SAAS), supporting analytical data delivery for
global business teams.
• Handled end-to-end ETL development and complex data transformations using
Informatica PowerCenter, Oracle SQL/PL/SQL, Python, and Unix Shell Scripting.
• Optimized high-volume data processing workflows, improving pipeline throughput
and reducing batch processing time across multiple project lifecycles.
Company industry:
IT Services

Education

BITS Pilani

June 2014

June 2014

Master's degree, Engineering

India

Madurai Kamaraj University

May 2004

May 2004

Bachelor's degree, Information Technology

India

Skills

DATA ENGINEERING
Intermediate
DATA ENGINEERING
Intermediate
FASTAPI
Intermediate
FASTAPI
Intermediate
HTML SCRIPTING
Intermediate
HTML SCRIPTING
Intermediate
INFORMATICA POWERCENTER
Intermediate
INFORMATICA POWERCENTER
Intermediate
JAVASCRIPT PROGRAMMING LANGUAGE
Intermediate
JAVASCRIPT PROGRAMMING LANGUAGE
Intermediate
ORACLE SQL DEVELOPER
Intermediate
ORACLE SQL DEVELOPER
Intermediate
PL SQL
Intermediate
PL SQL
Intermediate
PYTHON PROGRAMMING LANGUAGE
Intermediate
PYTHON PROGRAMMING LANGUAGE
Intermediate
REST API DEVELOPMENT
Intermediate
REST API DEVELOPMENT
Intermediate
SOFTWARE ENGINEERING
Intermediate
SOFTWARE ENGINEERING
Intermediate

Languages

English
Expert
Tamil
Expert

Training and Certifications

Certifications
Certification in Software Development Engineering with Applied AI
IIT Patna
Feb 2026
Training
Certification in Software Development Engineering with Applied AI
Vishlesan i-Hub, IIT Patna Indian Institute of Technology, Patna

Hobbies

  • Internet
    Certification in Software Development Engineering with Applied AI through IIT Patna