Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I am Mohan Roy A/L Kalvika Ra San, an IT professional with extensive experience in software testing and quality assurance across telecom and banking domains. I thrive on turning complex requirements into rigorous test plans and driving end-to-end validation to ensure reliable, scalable systems. My hands-on background includes both manual and automated testing, transformation projects, and SME-level involvement in billing and CRM integrations. I value deadlines, teamwork, and continuous learning. I have led end-to-end testing efforts during major system transformations, mentored teammates, and embraced new technologies to improve test coverage and delivery quality in fast-paced environments. I enjoy solving challenging problems and contributing to reliable production systems through thoughtful testing and collaboration.…I am Mohan Roy A/L Kalvika Ra San, an IT professional with extensive experience in software testing and quality assurance across telecom and banking domains. I thrive on turning complex requirements into rigorous test plans and driving end-to-end validation to ensure reliable, scalable systems. My hands-on background includes both manual and automated testing, transformation projects, and SME-level involvement in billing and CRM integrations. I value deadlines, teamwork, and continuous learning. I have led end-to-end testing efforts during major system transformations, mentored teammates, and embraced new technologies to improve test coverage and delivery quality in fast-paced environments. I enjoy solving challenging problems and contributing to reliable production systems through thoughtful testing and collaboration.

MOHAN ROY A/L KALVIKA RA SAN





I am Mohan Roy A/L Kalvika Ra San, an IT professional with extensive experience in software testing and quality assurance across telecom and banking domains. I thrive on turning complex requirements into rigorous test plans and driving end-to-end validation to ensure reliable, scalable systems. My hands-on background includes both manual and automated testing, transformation projects, and SME-level involvement in billing and CRM integrations. I value deadlines, teamwork, and continuous learning. I have led end-to-end testing efforts during major system transformations, mentored teammates, and embraced new technologies to improve test coverage and delivery quality in fast-paced environments. I enjoy solving challenging problems and contributing to reliable production systems through thoughtful testing and collaboration.…I am Mohan Roy A/L Kalvika Ra San, an IT professional with extensive experience in software testing and quality assurance across telecom and banking domains. I thrive on turning complex requirements into rigorous test plans and driving end-to-end validation to ensure reliable, scalable systems. My hands-on background includes both manual and automated testing, transformation projects, and SME-level involvement in billing and CRM integrations. I value deadlines, teamwork, and continuous learning. I have led end-to-end testing efforts during major system transformations, mentored teammates, and embraced new technologies to improve test coverage and delivery quality in fast-paced environments. I enjoy solving challenging problems and contributing to reliable production systems through thoughtful testing and collaboration.

Available to hire

I am Mohan Roy A/L Kalvika Ra San, an IT professional with extensive experience in software testing and quality assurance across telecom and banking domains. I thrive on turning complex requirements into rigorous test plans and driving end-to-end validation to ensure reliable, scalable systems. My hands-on background includes both manual and automated testing, transformation projects, and SME-level involvement in billing and CRM integrations.

I value deadlines, teamwork, and continuous learning. I have led end-to-end testing efforts during major system transformations, mentored teammates, and embraced new technologies to improve test coverage and delivery quality in fast-paced environments. I enjoy solving challenging problems and contributing to reliable production systems through thoughtful testing and collaboration.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Malay

Advanced

Tamil

Advanced

Work Experience

Intern - IT/Testing at Citibank (Head Office)

August 12, 2012 - December 12, 2012

Editorial work for posting into Citibank staff intranet portal; payment gateway testing; diagnosed and troubleshot network connectivity; basic network security monitoring and data transfer considerations.

Tester (Manual Testing) at Accenture (US) - Telekom Malaysia Project

December 21, 2012 - June 6, 2014

Performed manual testing across System Testing, System Integration Testing, User Acceptance Testing, Regression, and Sanity. Verified Oracle DB migration, CRD file checks, Unix-based testing, and security testing on network layers; involvement in end-to-end testing for OBRM billing and CRM integrations; advised on testing strategies and SME guidance for OBRM.

Tester (Automation and Manual Testing) at Xchanging (UK)

June 9, 2014 - May 31, 2019

Led end-to-end testing for OBRM transformations, including legacy-to-OBRM migration, CRM integration, and third-party payments. Conducted regression, SIT, UAT, and production monitoring; performed data migration verification on Oracle, UNIX-based processes, and security testing on network layers; acted as SME/Advisor for OBRM and Crestel testing scopes; contributed to process improvements during a major LTE transformation.

Tester (Automation and Manual Testing) at Trovicor Technology Sdn Bhd

June 1, 2019 - Present

Performed end-to-end testing for MCNG & IPF (internal products), OBRM, Siebel CRM, Crestel, and LTE transformations. Implemented automation using HP UFT/QTP, Cypress, Selenium, and SoapUI; contributed to Docker-based testing environments, CICD pipelines in GitLab, and cross-environment validation including Oracle/MariaDB/MySQL back-ends.

Intern - Editorial and Testing at Citibank (Head Office)

August 12, 2012 - December 12, 2012

Editorial work for posting into Citibank’s staff intranet portal; gained understanding of the bank’s vision and mission; conducted payment gateway related testing; diagnosed and troubleshooted basic network connectivity; exposure to network security and data transfer monitoring for financial systems.

Tester (Manual Testing) at Accenture (US) – Telekom Malaysia Project

December 21, 2012 - June 6, 2014

Performed manual testing across System Testing, System Integration Testing, User Acceptance Testing, Regression, and Sanity. Identified defects and enhancement opportunities; verified Oracle DB migrations, CRD file processing, Unix-based billing flows, and end-to-end payment gateway integrations. Gained deep understanding of end-to-end telecom billing processes and CRM integrations.