shivendra sharma

QA Engineer

India 3+ yrs exp 88 · Excellent

About

QA Engineer with 4+ years of experience in Manual Testing, API Testing, Automation Testing (Selenium, BDD/Cucumber), Performance Testing, and Payment Processing Systems. Expertise in Mastercard & Visa transaction validation, ISO-8583 messaging, REST Assured API testing, and Credit Card Processing Platforms. Skilled in Selenium, Postman, Java, SQL, Jira, Azure, JMeter, and AI-assisted testing tools, with hands-on Agile methodologies experience.

Skills & Expertise (30)

Selenium with Java Advanced

8.1/10

Years Exp

Automation Testing Advanced

7.8/10

Years Exp

Agile Scrum Advanced

7.2/10

Years Exp

AI-Assisted Test Case Generation Intermediate

7.0/10

Years Exp

SQL Intermediate

7.0/10

Years Exp

Load & Stress Testing Intermediate

6.5/10

Years Exp

UAT Intermediate

6.0/10

Years Exp

System Testing Intermediate

6.0/10

Years Exp

Payment Gateway Testing Intermediate

6.0/10

Years Exp

Integration Testing Intermediate

6.0/10

Years Exp

Regression Testing Intermediate

6.0/10

Years Exp

Functional Testing Intermediate

6.0/10

Years Exp

ISO-8583 Intermediate

5.5/10

Years Exp

Redis Intermediate

5.0/10

Years Exp

Defect Management JMeter Scalability Testing STLC SDLC Manual Testing Azure Git Jira Postman Cucumber BDD VISA Mastercard Rest Assured API Testing Performance testing

Work Experience

Quality Analyst

CoreCard Software India Pvt. Ltd.

Mar 2022 - Feb 2026

Tested enterprise credit card and payment processing applications including Authorization, ADC, Card Management, and Transaction Processing modules. Validated Mastercard and Visa transactions using ISO-8583 standards and payment simulators. Designed and executed 500+ API test cases covering functional, regression, integration, and security testing. Developed API automation suites using Postman and Java utilities to improve testing efficiency. Automated web application testing using Selenium WebDriver with Java, improving cross-browser test coverage and execution speed. Implemented BDD framework using Cucumber to author test scenarios in Gherkin, improving collaboration with business and Agile teams. Conducted performance and load testing to evaluate application scalability, response times, and system stability under peak transaction volumes. Leveraged AI-assisted tools to accelerate test case generation, automation script development, and defect analysis, improving overall testing productivity. Performed database validation using CockroachDB. Managed defect lifecycle using Jira and collaborated with Agile teams. Supported Azure deployments and monitored applications using Grafana and Loki.