Site Reliability Quality Assurance

Balaji Karumanchi Ph:214-***-****

Email id:********@*****.***

Summary:

Experienced professional with a robust background spanning 5 years in Site Reliability Engineering (SRE) and 10 years in mobile manual Quality Assurance (QA). Proven ability to ensure the reliability, scalability, and performance of critical systems through effective incident management, proactive monitoring, and CI/CD pipeline optimization. Skilled in leading outage responses, implementing alerting mechanisms, and creating comprehensive reports and metrics. Deep expertise in mobile application testing, including rigorous QA processes and user experience optimization. Adept at leveraging technical proficiency in AWS, Cloud Foundry, Kibana, AppDynamics, and Robomongo to deliver measurable improvements in system reliability and product quality.

Professional Experience:

Comcast, Philadelphia,PA Jan2019 to Present

Sr. Site Reliability Engineer

Led incident response teams and managed outage bridges to ensure timely resolution.

• Implemented alerting mechanisms and developed proactive monitoring dashboards.

• Created detailed reports and analyzed feature metrics to drive performance optimization and improvements.

• Developed and deployed backend Java services on the Cloud Foundry platform.

• Executed patch management, vulnerability scans, and ensured compliance with company security standards.

• Collaborated with development teams to enhance application reliability and scalability.

• Performed root cause analysis for incidents and implemented preventive measures to avoid future issues.

• Implemented and maintained CI/CD pipelines utilizing Git.

• Conducted sprint-based Wargames to enhance application performance, achieving 99% SLA over the past three years.

• Performed continuous security assessments on mobile and web applications to ensure maximum security.

• Managed and optimized MongoDB databases for improved performance and scalability.

• Monitored application performance using AppDynamics and Kibana, driving continuous improvements.

• Provided system support to clients, troubleshooting and resolving bugs and errors, collaborating with internal and external teams to ensure swift issue resolution.

Environment: iOS, Java, Eclipse, Postman Cloud Foundry, CI/CD pipelines, Kibana, AppDynamics, AWS, Robomongo, SQL, MongoDB,Git,Linux, macOS, Windows,Vault.

Comcast,Philadelphia,PA Feb2016-Dec2018

Lead Mobile QA Engineer

Designed and executed automated and manual test cases for web applications across various environments.

Specialized in multiple testing methodologies, including Integration, Regression, and Performance Testing.

Automated BDD test cases using Cucumber, improving testing efficiency.

Created mock services with Mountebank to simulate real-world scenarios.

Identified application bottlenecks and proposed effective solutions, enhancing performance.

Created and executed automation framework.

Environment: JIRA, IPhone, Scrum Methodology (Agile), JIRA, Appium 1.5.3, Java, Eclipse, Mountebank, Postman,SoapUI. Cucumber., selenium, Appium.

Catalina Marketing (Stop & Shop), Boston, MA July 2015 – Feb2016

Lead Mobile QA Engineer

Led offshore and onshore teams, enhancing collaboration and efficiency.

Tested M Commerce solution, handling nearly 1M monthly trips across iPhone, Android, and Motorola devices.

Performed backend testing using SQL Queries, ensuring data integrity and validation for coupons.

Developed comprehensive test plans, scenarios, cases, scripts, and traceability matrices.

Identified application bottlenecks and proposed effective solutions, improving performance.

Tested on Motorola Mc17 and Mc23 devices.

Understanding the Audit points and Tested accordingly with the Business flows.

Environment: C#, HTML, XML, JSON, SQL Server 2008, Restful client, JIRA, HP ALM, iOS, Android.

Pearson Educations, New York, NYC Aug2014– June 2015

Lead Mobile QA Engineer

Tested mobile native and hybrid applications on iPad and Windows devices, ensuring optimal performance.

Developed and executed automated test cases, improving efficiency and accuracy.

Managed offshore and onshore teams, fostering collaboration and timely project completion.

Identified application bottlenecks and provided actionable solutions, enhancing user experience.

Created comprehensive test documentation, supporting seamless integration and validation.

Environment: C#, HTML, XML, JSON, SQL Server 2008, JIRA, XCode, Rally, Xmarin, cache server, See Test, IOS, Win 8.1

Alpha Staff, Fort Lauderdale, FL May 2012 – July2014

Sr. Mobility Tester

Designed and executed manual test cases for web applications across QA, Pre-production, and Production environments.

Managed both off-shore and on-site teams, ensuring seamless collaboration and project delivery.

Tested applications on iPhone, iPad (iOS 5.0 to 5.1.1), and Android devices (version 2.3), ensuring cross-platform functionality.

Performed integration testing after each story completion, identifying all integration points for smooth deployments.

Prepared comprehensive regression suites for final regression at the end of each sprint, ensuring software stability.

Collaborated daily with developers for requirement analysis, design review, testing, bug review, and documentation in an agile environment.

Proactively developed methods to enhance software quality, test coverage efficiency, and regression coverage.

Verified and updated bug reports in Atlassian JIRA, maintaining accurate issue tracking and resolution.

Participated in grooming meetings, contributing to the creation of appropriate acceptance criteria for all stories.

Involved in release planning meetings, preparing documentation for testing during production releases.

Collaborated effectively with developers under the same management, resolving issues efficiently.

Environment: SQL, JIRA, IPAD, IPhone and Android devices, Scrum Methodology (Agile), JIRA, QC 11.0

Digital Chocolate IT & Gaming Solutions, San Mateo, CA Feb 2009 – Mar 2012

Mobile QA Tester

Designed and executed test cases for web applications across QA, pre-production, and production environments.

Tested applications on iPhone and iPad, ensuring compatibility from software version 4.0 to 5.0.

Performed integration testing post-story completion, identifying integration points.

Conducted cross-browser compatibility testing for enhanced user experience.

Prepared regression suites for final sprint regression, ensuring comprehensive coverage.

Collaborated with developers daily for requirement analysis, design reviews, and bug documentation.

Improved software quality and test coverage efficiency through innovative methods.

Addressed escalated customer issues, enhancing user satisfaction with new applications.

Verified and updated bug reports using Atlassian JIRA for accurate issue tracking.

Utilized SharePoint for team-wide access to test documents and instructions.

Environment: SQL, JIRA, Java Script, Selenium, IPhone, Android, brew phones, ASP.net, IS Enterprise Manager, XML, MS-Office, Excel, Microsoft SharePoint workspace 2010, Microsoft Visual SourceSafe, Selenium, Visual Studio, NUnit, Nant, Scrum Methodology (Agile)

Qualcomm Inc, India Aug 2007 – March 2009

Sr. QA Test Engineer

Analyzed business requirements and functional specs, ensuring 100% traceability and coverage.

Designed and executed comprehensive test cases using black box techniques.

Performed manual and automated testing, including positive and negative scenarios, using QC and QTP.

Developed and modified VB scripts, enhancing test automation and result analysis.

Conducted functional, user acceptance, regression, smoke, and sanity testing, improving software reliability.

Environment: Windows Server 2003, MS SQL Server 2005, IIS 6.0, Internet Explorer 6.0/7.0/8.0, Firefox 2.0/3.0, Quality Center 9.2, QTP 9.2, Linux, SQL, Toad, VB Script, SOA

Technical Skills:

Platforms: Windows 7, Windows 8/ Windows NT/ 2000/ XP/Vista, Linux, UNIX,

Methodologies: Waterfall, Agile methodology (Scrum)

Languages: SQL, C#, VBScript, Java

Manual Testing: Black Box testing, Grey Box testing, Functional Testing, Regression testing, Integration testing, System testing, Performance testing, Load testing, Stress testing, Structural Coverage Analysis, Traceability matrix, Scope Management, Change Management and Risk Management

Automated Testing Tools: SeeTest, Selenium, Appium,Quick Test Professional 9.2,

Test Management Tools: Rally, Jira, Quality Center 9.2, Test Director 7.2, ALM

Databases: MS SQL Server 2000/2005, MS Access, Oracle 8i/9i

Tools and Technologies: Cloud Foundry, CI/CD pipelines, Kibana, AppDynamics, AWS

Version Control: Git

Problem Solving: Incident management, root cause analysis, troubleshooting

Education:

Masters in Software Engineering, Periyar University, India

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