Arjunkumar Wandiwash Krishnakumar

Background

About Arjunkumar Wandiwash Krishnakumar

I am an experienced Software Test Engineer with over 3 years of expertise in delivering high-quality, efficient, and scalable testing solutions. My background spans automated testing, data management, and full-cycle software quality assurance, with a focus on reducing testing times, improving data accuracy, and streamlining testing processes through innovative automation techniques. At Infosys, I led an 8-member Master Data Management (MDM) team in an agile environment, where I managed large-scale data warehousing and test automation projects. I successfully reduced testing time by 63% through AWS RDS migration and optimized batch processing using Python and shell scripting. My expertise in behavior-driven development (BDD) using Behat and Gherkin syntax in PHP improved API testing precision and efficiency by 40%. In addition to my technical skills, I have extensive experience as a Test Lead, where I improved team productivity by 30% through effective JIRA management and automated system processing. I also led data relocation testing using SQL in Oracle and Python, ensuring smooth transitions across platforms. My work on developing data pipelines from XML, JSON, and legacy stores to AWS S3 improved data integration accuracy by 25%, delivering more reliable and timely data for decision-making. I am highly proficient in ETL workflows and CI/CD pipelines, having managed Test Data Management (TDM) and ETL testing processes that ensured 99% data accuracy. I played a key role in streamlining ETL operations with Informatica and VBA, reducing project timelines by 90%, which earned me a promotion. In my work with Ataccama REST APIs, I reduced debugging time by 50%, maintaining a bug-fix time of less than 2 hours through SOAPUI and POSTMAN automation. I also managed the CI/CD of APIs for Citizens Bank, ensuring 95% uptime and improving user experience by 30% through comprehensive performance and scalability testing. I am passionate about leveraging automation, machine learning, and data management to drive efficiency and deliver top-tier software solutions, and I am always looking for opportunities to innovate and grow in the field of quality assurance.