Quality Assurance Api Testing

Kartic Chandra Saha

New York, New York 646-***-**** ***********@*****.*** LinkedIn

Senior Quality Assurance Consultant

Dedicated and detail-oriented Software Quality Assurance Analyst committed to delivering high-quality software. Skilled in analyzing Requirements Definition Document (RDD), Business Requirement Document (BRD), System Requirement Document (SRD), (Product Requirement Document (PRD), and Technical Design Documents (TDD), as well as designing comprehensive Test Plans, Test Strategies, and Test Procedures. Experienced in preparing test cases from business logic and user requirements, creating test data, and executing test cases to ensure alignment with the Requirements Traceability Matrix (RTM). Proven track record of identifying and resolving issues through defect reviews, logging, and closure, while maintaining continuous collaboration with cross-functional teams in daily stand-ups. Proficient in version control with Git, GitHub, and Bitbucket, and effectively managing multiple projects to optimize workflow.

CORE PROFICIENCIES

Domains: USPS Financial/Banking Insurance IOT Telematics Tax Healthcare

Testing Experience: Automation Testing Manual Testing Web Application Testing API Testing REST API Testing UI Testing Database/Back-end Testing ETL Testing

Cloud Environments: AWS Microsoft Azure DevOps Genesys

Programming & Tools: Java Selenium WebDriver Maven Cucumber Gherkin UFT/QTP

Development Practices: CI/CD Pipeline SDLC STLC

Testing Skills: Requirements Analysis Scenario Identification Test Case Writing & Execution Bug Testing Bug Life Cycle Management Black Box White Box Functional Regression Integration End-to-End Smoke System UAT Performance Testing

Database Management: SQL Oracle TOAD SQL Server Cassandra Aurora PostgreSQL Basic PL/SQL Procedures Functions

Project Management Tools: Jira ALM VersionOne

Methodologies: Agile Kanban Waterfall

PROFESSIONAL EXPERIENCE

USPS, Washington DC Apr 2022 – Jan 2025

API Tester (Full stack) – SDET

Coordinated with business clients and project teams to gather, analyze, and document technical and functional requirements. Designed, executed, and managed test plans, scenarios, cases, scripts, and data for domestic and international mail systems. Performed manual and automated API testing using Postman, Swagger, and JMeter with JSON/XML, including REST assured API testing. Conducted API testing on Apigee and Azure API Management platforms, utilizing CRUD methods and adhering to security protocols like OAuth and JWT. Automated Postman collections using JavaScript and data files, optimizing test execution and reporting. Led automation testing efforts with Selenium, Java, Maven, TestNG, Cucumber, and Gherkin within Agile/Scrum frameworks. Need to validate SQL Server Database backend data.

Selected Accomplishments:

●Streamlined testing processes by automating API collections in Postman, reducing test cycle times.

●Enhanced API security by integrating OAuth and JWT protocols, ensuring compliance with industry standards.

●Improved functional, regression, and integration testing quality through integration/delivery (CI/CD) practices.

●Spearheaded successful CAT/UAT and SIT environment testing, driving product readiness for deployment.

PNC Bank, PA Feb 2022 – Mar 2022

Sr. QA Analyst – SDET

Reviewed and analyzed system specifications for Retail Banking applications to ensure alignment with business requirements. Developed, maintained, and executed test cases in Jira (Xray), ensuring thorough test coverage and documentation. Conducted API testing using REST Assured BDD and Postman, verifying functionality and performance of banking systems. Executed Interactive Voice Response (IVR) testing within the Genesys Cloud environment to ensure seamless customer interactions. Utilized the Karate framework for testing automation within Agile/Scrum methodologies. Performed manual testing.

Selected Accomplishments:

●Improved test accuracy and traceability by integrating comprehensive test case management in Jira (Xray).

●Enhanced testing efficiency in the IVR system, ensuring high-quality customer experiences through rigorous validation.

●Successfully automated API testing workflows, reducing manual testing efforts and accelerating delivery timelines.

Customized Energy Solutions (CES), PA Aug 2021 – Feb 2022

Sr. QA Analyst

Managed and executed SQL Retail SSIS ETL jobs to integrate, transform, and load data from various databases into target data warehouses. Supported the architecture and development of data warehouse structures, enabling efficient BI processes for data extraction, transformation, and loading. Wrote and optimized complex SQL queries to support advanced data integration and analysis tasks. Performed data warehouse snowflake schema testing to ensure accuracy and reliability of data models. Collaborated with cross-functional teams throughout the software development lifecycle, promoting high-quality standards and minimizing system defects. Participated in Agile ceremonies and contributed to the full software development lifecycle.

Selected Accomplishments:

●Optimized data integration workflows by improving SQL SSIS ETL job performance, reducing processing time and enhancing data accuracy.

●Strengthened data warehouse testing practices, ensuring robust data integrity across snowflake schemas and BI processes.

Duck Creek Technologies, NJ Oct 2019 – Jul 2021

Sr. QA Automation Engineer – SDET

Served in a key QA capacity, ensuring the quality of software deliverables throughout the development lifecycle. Attended end-of-sprint retrospectives, demos, and sprint planning meetings to facilitate continuous improvement and effective collaboration. Conducted various testing types, including functional, black-box, white-box, smoke, system, regression, and end-to-end testing, ensuring comprehensive test coverage. Validated new policies, cancellations, billing, invoicing, and claims management using the Duck Creek Policy Administration System (PAS). Executed testing on the P&C insurance UI for the Workers Compensation Claim module, verifying accuracy and functionality. Logged bugs and issues in Azure DevOps to streamline defect tracking and resolution processes. Performed manual testing also.

Selected Accomplishments:

●Enhanced testing effectiveness by creating and updating regression scripts for API testing, ensuring consistent quality across releases.

●Improved automation testing efficiency using Selenium, Java, Maven, TestNG, Cucumber, and Gherkin, accelerating the testing cycle.

●Strengthened backend testing processes through thorough validation of SQL Server scripts and IIS server configurations, contributing to system reliability and performance.

Healthfirst, NY Mar 2019 – Sep 2019

Sr. QA Analyst

Conducted backend database testing by writing and executing SQL queries to verify data integrity and application performance. Utilized HP Quality Center for effective bug logging and tracking, ensuring timely resolution of identified issues. Collaborated with domain experts in Health Information Exchange (HIE) and Health Level 7 (HL7) standards to ensure compliance and functionality. Led an offshore team, facilitating communication and coordination of testing efforts across geographical locations. Performed EDI Notepad Testing.

Selected Accomplishments:

●Enhanced database reliability and application functionality through rigorous backend testing practices, ensuring high-quality deliverables.

●Improved defect resolution times by effectively managing bug-tracking processes in HP Quality Center, fostering a culture of accountability.

●Strengthened team performance and project outcomes by successfully leading the offshore team, promoting best practices in Agile and Scrum methodologies.

Verisk Analytics, Jersey City, NJ Feb 2016 – Feb 2019

Sr. QA Engineer – SDET

Performed a QA role for the IoT Auto Telematics Project, ensuring the quality and reliability of vehicle testing processes. Executed API testing by sending driver feedback requests with relevant vehicle information and validating driver scores received in responses. Documented project details and facilitated collaboration through Confluence, providing a centralized platform for team members. Attended mob development sessions in roles as both driver and navigator, enhancing collaborative problem-solving. Participated in retrospective meetings, demos, and sprint planning sessions at the end of each sprint to drive continuous improvement. Conducted comprehensive testing across multiple types: unit, functional, black-box, white-box, smoke, system, regression, end-to-end, parallel, integration, UAT, load, stress, and performance testing. Executed end-to-end automated API and performance testing using JMeter, ensuring robust application performance. Managed data migration and ETL transformations from source Cassandra databases to target SQL Server, overseeing testing during the migration to AWS. Worked on version control with Git.

Selected Accomplishments:

●Established a robust testing framework utilizing Selenium WebDriver, JUnit, TestNG, and Cucumber in a BDD environment, enhancing automation efficiency.

●Improved team productivity and project outcomes by leading the offshore QA team, providing mentorship and status updates.

●Optimized API migration validation processes from on-premises to AWS environments, ensuring seamless transitions and data integrity.

●Enhanced testing accuracy by leveraging complex SQL queries and utilizing Apache Solr and Datastax DevCenter for backend data queries.

●Implemented CI/CD practices, streamlining deployment processes and enhancing overall software quality through automated testing.

ADDITIONAL EXPERIENCE

Sr. QA Analyst Bank of New York Mellon, NY May 2015 – Dec 2015

Skilled in manual and automated testing across functional, black/white box, system, regression, UAT, load, stress, and performance testing. Executed test cases and logged bugs in ALM, utilizing MISMO XML Schema and OLTP data conversion for ETL testing with Informatica, managing multi-format data migration to a Data Warehouse. Validated data migration with transformation rules and collaborated with team members to streamline workflows, ensuring timely reporting to BA, QA Leads, and Project Managers. Worked with the Oracle Database. Proficient with QTP/UFT and VB scripting for automation and conducted performance testing with JMeter. Participated in manual testing also.

QA Analyst KPMG LLP June 2013 - Apr 2015

Analyzed and clarified Sprint backlog items with developers, improving bug tracking in Microsoft TFS by linking stories and screenshots. Managed testing plans, execution, and reporting in Azure DevOps, conducting smoke, functional, regression, black/white/gray box, and sanity testing across sQA, iQA, UAT, and PROD environments. Validated backend data through complex SQL queries and actively participated in Sprint retrospectives, demos, and planning sessions. Attended monthly QA meetings, provided work status reports, and executed smoke and integration testing for production releases, including Resource Requests (RR) for offshore teams.

EDUCATION & CREDENTIALS

University of Dhaka Masters - Mathematics

Bachelors – Mathematics, Physics, Chemistry

National Computing Center (UK) International Diploma in Computer Studies

International Advanced Diploma in Computer Studies

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