Gomathi G

Senior QAAutomation Test Engineer with 7 years of experience in manual and automation testing across core banking, digital banking, and payment systems. Strong expertise in UI, API, database, and performance testing using Selenium, Cypress, Playwright, Rest Assured, and JMeter. Extensive experience in Oracle FLEXCUBE (FCUBS, OBCL, OBPM) and OBDX, including UAT, production support, and regulatory-compliant payment workflows.

Proven ability to design scalable automation frameworks, integrate testing into CI/CD pipelines, and deliver high-quality releases in Agile/Scrum environments for US banking clients.

Flexcube Developer and Automation - Wells Fargo

(2025-08)

• Hands-on experience in ACH Credit and Debit transaction processing usingFLEXCUBE OBPM.
• Tested ACH Originations, Receipts, Reversals, Returns, and Non-Urgent payment flows, ensuring compliance with NACHA and bank regulations.
• Validated OBPM payment lifecycle including initiation, validation, settlement, exception handling, and reconciliation.
• Performed sanctions and compliance checks for inbound and outbound ACH transactions.
• Supported ECA (External Clearing Adapter) configuration and monitoring for ACH integrations.
• Executed functional, regression, and production validation testing to ensure transaction accuracy and system stability.
• Executed automation test runs through ALM Octane, managing test execution cycles, tracking pass/fail status, and publishing execution reports.
• Performed end-to-end testing of payment transaction processing flows including authorization, clearing, settlement, and routing across multiple payment channels.
• Validated ISO message formats (ISO 20022 and ISO 8583-like structures), transaction responses, and payment lifecycle behaviors for ACH, OBPM, and cross-border payments.
• Designed and executed manual and automated test cases for payment workflows using Selenium, Cypress, Playwright, and API automation tools.
• Conducted log analysis, troubleshooting, and backend validations in Unix/Linux environments using SQL, PL/SQL, and monitoring tools like Splunk and Dynatrace.
• Collaborated with developers, business analysts, and support teams to analyze defects, perform root-cause analysis, and verify fixes through regression and production validation cycles.
• Familiar with C, C++, and scripting languages for supporting payment message validations, automation enhancements, and troubleshooting activities in Unix/Linux environments.
• Experienced in testing payment transaction processing applications and validating ISO 8583-based message flows, aligning with MTF/T3 testing concepts.
• Validated complete ACH transaction lifecycle including initiation, prenotes, settlement, returns (R01–R85), reversals, NOC (COR), and exception handling across integrated systems.
• Strong understanding of ACH participant roles (ODFI, RDFI), SEC codes (PPD, CCD, CTX, IAT), settlement windows, and NACHA compliance requirements.
• Performed ACH file validations including balanced/unbalanced files, addenda records, batch headers, and control totals.
• Executed end‑to‑end ACH testing across OBPM, OBDX, FCUBS, middleware, mainframe, and downstream systems.
• Performed end-to-end validation of payment authorization, clearing, settlement, and routing flows similar to T3-based transaction testing.
• Logged, tracked, and retested defects in ALM Octane, ensuring proper linkage between requirements, test cases, and defects.
• Collaborated with business, QA, and development teams using Octane dashboards and traceability views to ensure full requirements coverage.

Senior Analyst (QA) - Accenture

(2023-11 - 2024-05)

• Provided centralized production support for FLEXCUBE Agency modules.
• Led end-to-end testing using BDD and ATDD frameworks.
• Designed and executed functional, regression, smoke, and UAT test cases using JIRA.
• Automated UI and API test suites using Selenium, Playwright, Cypress, JavaScript, and Rest Assured.
• Developed and executed performance testing strategies using JMeter to validate system scalability and stability.
• Performed OBDX functional, integration, and regression testing for onboarding, funds transfer, and account services.
• Validated RESTAPIs and backend data using SQL/JDBC and monitored logs via Splunk.
• Basic understanding of Apache Kafka concepts such as producers, consumers, and event-driven messaging workflows.
• Familiar with deploying applications through CI/CD pipelines using tools like GitHub Actions or Jenkins.
• Lead ETL, AWS, and Databricks testing for government projects, keeping the Integrated Test Environment stable and reliable.
• Validate ETL data accuracy and integrity from source to target, ensuring correct extraction, transformation, and loading.
• Run system, integration, regression, end-to-end, and UAT testing across cloud and data platforms.
• Exposure to cloud environments such as Azure/OpenShift, including understanding how applications are containerized and deployed.
• Basic knowledge of LLM/GenAI concepts, including using AI tools for summarization, search, or workflow assistance.
• Participated in Agile ceremonies and supported audit and compliance validation activities.
• Hands‑on experience with Cypress for fast, reliable UI automation and parallel execution.
• Strong understanding of Cucumber / CucumberJS with BDD‑style Gherkin scenarios for cross‑team collaboration.
• Ability to build automation utilities using JavaScript, TypeScript, and Python for UI, API, and backend validation.
• Proficient in writing complex SQL queries for data setup, backend validation, and reconciliation across multiple databases.
• Experience testing SOAP APIs using XML payloads, WSDL validation, and schema‑based assertions.
• Exposure to performance and load testing using JMeter to analyze throughput, latency, and system bottlenecks.
• Familiarity with microservices and event‑driven architectures, including validation of REST APIs, message queues, and event logs.
• Worked with distributed test execution using Selenium Grid / Playwright parallel workers to reduce regression cycle time.
• Designed and executed ACH test scenarios covering originations, receipts, returns, reversals, NOC updates, settlement posting, and exception queues.
• Validated ACH processing across upstream/downstream systems including core banking, payment engines, middleware, and reporting systems.
• Ensured accurate routing, clearing, settlement, and ledger posting for ACH transactions across multiple payment channels.
• Backend validation experience across Oracle, SQL Server for financial and payment systems.
• Experience supporting Calypso Back Office workflows including settlements, accounting, reconciliations, and post-trade processing.
• Familiar with Calypso enhancements, interfaces, and integrations involving APIs, messaging, and batch processes.
• Exposure to troubleshooting Calypso-related production issues in trade processing and settlement workflows.
• Understanding of capital markets operations such as payments, reconciliations, and trade lifecycle events.
• Hands-on experience working with Java/J2EE applications, backend workflows, and enterprise system integrations.
• Strong background in SDLC, release management, testing, and supporting high-availability financial systems.

Sr QA Automation Engineer / SDET - Oracle Financial Services

(2021-08 - 2023-10)

• Played a key role in Oracle FLEXCUBE implementations across CASA, TD, Loans, Payments, OBCL, OBPM, FCUBS, and OBDX.
• Designed, developed, and maintained automation frameworks using Selenium, Cucumber, TestNG, Java, Cypress, and Playwright.
• Led quality engineering initiatives by integrating Agentic AI into test planning, execution, and defect management, resulting in improved test coverage, accelerated automation delivery, and optimized QA workflows.
• Designed and enhanced backend workflows for payment processing, including validation, routing, settlement, ledger posting, and exception handling across distributed systems.
• Developed and optimized PL/SQL procedures, Java service logic, and API integrations to support high-volume financial transaction processing.
• Performed complex SQL/PLSQL validations for ACH transactions including settlement amounts, return codes, NOC updates, and downstream ledger postings.
• Validated ACH entries across Oracle and SQL Server databases ensuring accurate posting, reconciliation, and exception handling.
• Built SQL scripts to automate ACH validation and reduce manual verification effort.
• Built and validated REST API workflows for core banking and payment systems, ensuring secure, scalable, and compliant data exchange.
• Collaborated with architecture and engineering teams to translate business requirements into backend technical designs, service specifications, and integration workflows.
• Designed, enhanced, and maintained Playwright automation frameworks while identifying high-value automation opportunities across UI, API, and integration layers; ensured seamless CI/CD integration and reliable test execution.
• Working knowledge of Oracle Finance and Oracle SCM processes, including Procurement, Purchasing, Supplier Management, Inventory, P2P, O2C, and Finance integrations.