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Sudharani Valeti - Performance Tester

[email protected]

Location: Minneapolis, Minnesota, USA

Relocation: MN or TX

Visa: H4

Sudharani Valeti Performance Tester 623-748-7478 [email protected] Minneapolis, MN MN or TX H4 https://www.linkedin.com/in/sudhavaleti/ Experience Summary 10 years of performance testing experience. Served as a Senior Performance Test Engineer for the MyPrime Performance testing Project. Proficient in various performance test tools, including HP Load Runner, JMeter, and Performance Center. Well-versed in multiple protocols: Web (HTTP/HTML), Web Services, Ajax True Client, RTE, Oracle 2-Tier, ODBC, SAP GUI, Citrix ICA. Extensive experience in diverse performance test types: standalone, capacity, platform regression, soak (endurance), and breakpoint (Stress). Established a proven track record in optimizing system performance using Dynatrace. Designed and maintained performance test stubs and harnesses. Played an active role in performance test plan preparation and the creation of test strategy documents. Produced comprehensive performance test final reports. Monitoring and APM Tools: Enhanced application stability by leveraging insights from Dynatrace. Proficient in monitoring and APM tools, including AppDynamics and CA Wily Introscope. Conducted vigilant monitoring of web logic and database servers, conducting pre and post health checks. Analyzed server utilizations and performance stats, including jstats and awr reports. Automation and Integration: Demonstrated knowledge of CICD Jenkins/Bitbucket Integration. Streamlined performance testing through Dynatrace automation. Possesses strong programming skills across various scripting languages, facilitating Load Runner script development. Technical Skills: Proficient in accessing and monitoring UNIX systems using custom scripts. Expertise in high-level Java and JVM tuning, utilizing GC analysis and Queuing analysis. Proficient in introspection, transaction tracing, and diagnostic techniques. Soft Skills: Adaptable, versatile, and skilled at collaborating in diverse environments. Strong communication and interpersonal skills. Recognized as an excellent team mentor and team player. Expert in implementing performance engineering best practices. Dual Monitoring Expertise: Simultaneously leveraged Dynatrace and AppDynamics for comprehensive performance monitoring and analysis. Integrated real-time insights from Dynatrace with deep application visibility from AppDynamics. Enhanced troubleshooting capabilities by combining data from both monitoring solutions. Ensured comprehensive coverage of performance metrics with the dual monitoring approach. Identified and addressed performance bottlenecks effectively using insights from both Dynatrace and AppDynamics. Proficient in integrating and managing multiple monitoring tools to achieve holistic performance analysis. Improved application stability and performance based on insights from both monitoring tools. Technical Skills Skills Tools Performance Tools Load Runner, Performance Centre, JMeter, SOAPUI, Postman, Dynatrace Protocols Web Services, Web HTTP/HTML, Oracle 2-Tier, Citrix, Ajax TruClient, RTE, ODBC Monitoring Tools Unix Monitoring, nmon, JMelody, Jconsole, JProfiler, Introscope, AppDynamics, Dynatrace Bug Tracking Tool Quality Centre, JIRA Operating Systems UNIX, Windows Database Oracle, SQL Server Application Servers Weblogic, Apache, PEGA Languages C, JavaScript, XML, Basic Java Education MBA from JNTU Hyderabad, 2012 BSc Computers from Acharya Nagarjuna university, Guntur, 2010 Work History Worked for Infosys Ltd. from March 2020 to July 2023 Worked for Humac Inc. from August 2015 to March 2020 Worked for Nirwani Technologies from January 2014 March 2015 Professional Experience Prime Therapeutics, MN Mar 2022 Jul 2023 Sr. Performance Tester Responsibilities: Performance Testing and Monitoring Expertise: Successfully executed various performance test conditions by crafting scripts using the Performance Test Tool HP LoadRunner 12.60. Led and orchestrated performance testing initiatives, with a primary focus on utilizing Dynatrace as a core monitoring and analysis tool. Designed comprehensive test plans for the Lending QA Project during each release cycle. Spearheaded performance testing endeavors, harnessing the capabilities of both Dynatrace and AppDynamics as primary monitoring and analysis tools. Conducted thorough Dynatrace assessments to pinpoint performance bottlenecks and identify areas for improvement. Assessed system and component compliance with specified performance requirements. Leveraged Load Runner and JMeter protocols, employing Java Vusers for various scenarios, including SOA, Web Services, and more. Conducted extensive automated testing using different scripts to simulate real-time business scenarios. Modeled the environment under construction and the user profiles that leveraged the environment. Collected environmental statistics and compared them to Production for accurate projections. Script Development and Tool Proficiency: Proficiently wrote LoadRunner scripts, enhancing them with C functions, parameterization, and dynamic content storage. Developed custom frameworks for scripting, covering both legacy and cloud systems. Extensively used JMeter for performance testing of GUI, SOA, and Web services. Built Web Services Test Scripts, Test plans, and JMS Test Plans using JMeter. Applied scripting skills across various languages, ensuring efficient LoadRunner script development. Performance Analysis and Optimization: Analyzed application and component behavior under heavy loads, optimizing server configurations. Utilized Google Analytics to gain insights into production traffic patterns from different regions, OS types, and transaction types. Evaluated the performance of various servers, including Tomcat, WebSphere, WebLogic, F5, and DataPower. Managed testing windows and executed tests to address Production issues within regular release testing activities. Monitored server CPU utilization and used Heap memory status tools like Wily Introscope and HP Diagnostics for in-depth analysis. Conducted performance monitoring, bottleneck analysis, and tuning using a variety of tools, including Java VisualVM, App Dynamics, and network monitoring with Wireshark. Monitored system resources such as CPU usage, memory, and I/O statistics using UNIX commands like top, vmstat, svmon, and netstat. Identified bottlenecks and fine-tuned applications to resolve performance issues. Analyzed results using LoadRunner Analysis and prepared result reports by customizing graphs. Collaboration and Communication: Actively participated in regular performance review meetings with project teams, sharing insights and recommendations driven by Dynatrace and AppDynamics data. Collaborated with support teams, architects, and developers to analyze performance test results. Mentored team members on the effective utilization of Dynatrace and AppDynamics. Provided feedback on development throughout the release lifecycle to proactively address performance issues. Archived release documents for future reference and comparisons. Prepared detailed test schedules and weekly test metrics, keeping project members informed of testing status. Communicated performance results to stakeholders by generating reports through analysis. Prime Therapeutics, MN Jun 2022 Mar 2022 Sr. Performance Tester Responsibilities: Project Discovery and Planning: Played a pivotal role in Project Discovery, Requirements gathering, and Project estimations. Gained a deep understanding of Approach Documents and Client Specifications. Identified and outlined Performance Test Scenarios. Acquired insights into the Application's functionality through Knowledge Transfer (KT) sessions. Adapted to the Agile process by executing API level tests in the early stages of development. Performance Test Strategy and Execution: Developed and maintained Dynatrace and AppDynamics dashboards to monitor key performance metrics and Key Performance Indicators (KPIs). Formulated a comprehensive performance test strategy, crafted scripts, executed tests, and meticulously monitored, collected, and presented test metrics for various releases of the supply chain solution. Demonstrated independence by developing test scripts using TruClient LoadRunner protocols, creating test scenarios, and executing tests. Ensured strict adherence to industry best practices for Dynatrace and AppDynamics performance monitoring, maintaining data accuracy and integrity. Collaborated with an off-shore team to swiftly resolve test issues and ensure customer satisfaction. Load Testing and Optimization: Developed test scripts in HP LoadRunner VUGen, skillfully modifying scripts with required Correlations, Parameterization, logic, think times, iterations, pacing, and logging options. Created Image and Text Verification checks in Vusers Scripts using LoadRunner for validation purposes. Conducted various types of performance tests, including Baseline tests, Load tests, Stress tests, and Endurance tests, with varying transaction mix settings. Automated performance test scripts and meticulously verified response times under different load conditions using LoadRunner. Created scripts and executed tests in HP Performance Center and LoadRunner. Established various Transactions to record response times using LoadRunner VUGen. Implemented Random Pacing between iterations to achieve the desired transactions per hour. Expertly identified and resolved bottlenecks related to Network latency and Load Balancers. Analyzed Metrics from container groups, including memory, CPU, and block I/O. Conducted in-depth analysis of software performance issues using Garbage Collection (GC) logs, heap dumps, thread dumps, Database (DB) Analysis Reports, resource usage data, profiling snapshots, and log files. Analysis and Collaboration: Collaborated closely with stakeholders to formulate actionable recommendations based on insights from Dynatrace and AppDynamics, ultimately enhancing application stability and performance. Thoroughly analyzed test results using LoadRunner Analysis and authored comprehensive test reports. Conducted an extensive analysis of client-side and server-side metrics, presenting a detailed report with observations and recommendations. Analyzed various performance metrics, including response time, CPU usage, pages downloaded per second, Throughput, JVM performance, JDBC connections, and more. Interacted proactively with key stakeholders, including the development team, architect team, DevOps Team, DBA Team, and Product owners, to provide recommendations and address clarifications or issues. Maintained an archive of Release Documents for future reference and comparisons. Prepared detailed test schedules and weekly Test Metrics to keep project members informed about the testing status. Performance Review and Reporting: Actively participated in regular performance review meetings with project teams, sharing valuable insights and recommendations driven by data from Dynatrace and AppDynamics. Effectively communicated performance results to stakeholders by generating reports through in-depth analysis. Prime Therapeutics, MN Jun 2019 Jun 2020 Performance Tester Responsibilities: Requirements and Test Planning: Engaged in gathering business requirements, studying the application, and collaborating with developers and business stakeholders. Developed well-defined test plans to guide the Performance group in achieving load-testing objectives. Performance Testing and Assessment: Conducted comprehensive assessments using Dynatrace and AppDynamics, effectively identifying performance bottlenecks and areas for enhancement. Generated Vusers in Load Runner for load and Performance testing, utilizing tools like JAWS and MS Visual Studio test professionals. Extensively employed Load Runner 9.10/9.51 and JMeter 2.3.3/2.3.4 for Performance testing. Created Load Runner scenarios and scheduled Virtual Users to simulate realistic server loads. Root Cause Analysis and Reporting: Conducted in-depth root cause analysis using Dynatrace and AppDynamics transaction tracing to address complex performance issues. Produced detailed performance reports encompassing comprehensive analysis of Dynatrace and AppDynamics metrics. Performance Test Suite Design: Designed Performance test suites by crafting VU test scripts, defining workload scenarios, configuring transactions, and setting rendezvous points using Load Runner. Utilized Load Runner monitors to measure Transaction Response time, Network delay, and Throughput. Script Development and Expertise: Possessed experience in XML, JSP, JUnit, JavaScript, Portlets, Eclipse, and scripting with Perl/AWK/Natural. Developed VUGen scripts for Mainframe Applications using the RTE Protocol, applying manual and auto correlation techniques, configuring Run-Time Settings, creating scenarios, and analyzing results to identify bottlenecks and root causes. Monitoring and Quality Assurance: Utilized Wily Introscope for monitoring and collecting metrics on production and Performance test servers. Employed Quality Center for Defect Tracking, Defect reporting, and Test Management. Performed various testing types, including Functional Verification Testing, Smoke Testing, System Testing, and Regression Testing of applications. Results Analysis and Optimization: Monitored various performance graphs, including transaction response time, server performance status, hits per second, throughput, and resource utilization. Analyzed results and provided valuable insights to Developers, System Analysts, Application Architects, and others to facilitate performance tuning. Worked on creating a Dynatrace and AppDynamics monitoring roadmap to enhance long-term performance testing capabilities. Generated Application Performance reports and collaborated with the Performance testing analysis group for fine-tuning application performance. Analyzed load patterns and created test scenarios to simulate real-life stress conditions. Utilized LoadRunner Analysis tool to analyze Oracle database connections, sessions, and Web Logic log files. Actively monitored Application Server logs to identify issues and address performance engineering aspects. Reporting and Communication: Produced regular project status reports for senior management to ensure timely project launches. H&M, Sweden Aug 2015 May 2019 Performance Tester Responsibilities: Requirements Analysis and Business Collaboration: Played a pivotal role in gathering business requirements, thoroughly examining the application, and liaising with developers and business stakeholders. Assisted the business in comprehending load and stress criteria, facilitating the identification of critical end-user scenarios. Performance Testing and Protocols: Extensively utilized Load Runner 11.50/12.02 with a focus on web HTTP/HTTPS, Web services, and DB protocols for testing client-server and standalone applications. Skillfully employed manual and automated correlation techniques to dynamically parameterize changing parameters. Diverse Testing Scenarios: Conducted a range of performance tests, including Load, Stress, Endurance, Capacity, Configuration, Baseline, Benchmark, Stress, Soak tests, and Failover Testing using LoadRunner. Leveraged JMeter 2.6/2.7 for testing Web services and Service-Oriented Architecture (SOA) in conjunction with LoadRunner. Test Framework Design: Designed SOA Test Frameworks using JMeter. Took charge of developing Performance Test Plans, Scope documents, and Performance Test Cases. Created virtual users in Load Runner for Performance testing and meticulously analyzed reports across various scenarios. Script Validation and Monitoring: Ensured the definition of test scenarios and verified script functionality according to the planned scenarios. Monitored software performance across different Windows and UNIX environments. Vigilantly tracked diverse Performance parameters of database servers, application servers, and web servers, encompassing CPU usage, session counts, and open user counts. Resource Monitoring and Analysis: Vigorously monitored resources to identify performance bottlenecks and fine-tuned Java Virtual Machines (JVM). Analyzed a multitude of Load Runner Analysis-generated graphs, including Database Monitors, Network Monitor graphs, User Graphs, Error Graphs, Transaction graphs, and Web Server Resource Graphs. Database and Application Insight: Monitored Java classes, Garbage Collector, System Metrics, and J2EE Diagnostics server using J2EE Diagnostics. Extracted AWR Reports for in-depth database analysis and shared findings with the DBA team. Employed SQL Profiler to monitor the database during application testing. Server Resource Utilization: Analyzed Windows Resource utilization, including CPU and Memory impact on applications and servers during load and environmental changes. Assessed Database Server components such as DB connections, table Indexes, and Deadlock issues through the application of appropriate Indexes. Monitoring Tools Proficiency: Extensively employed monitoring tools such as Wily Introscope, BMC Patrol, and Sitescope to oversee applications and environments. Utilized Splunk to monitor Jboss logs of applications undergoing testing. Reporting and Documentation: Took responsibility for creating graphs depicting Web Server, Application Server, and Database Server performance using Analysis tools, subsequently generating HTML Reports from these analyses. Produced defect status reports and weekly project status reports. Loblaw, Canada Jan 2014 Mar 2015 Performance Tester Responsibilities: Performance Testing Script Development: Played a pivotal role in the development of Load Runner scripts, focusing on specific functionalities within the application. Load Scenario Design: Utilized Performance Center to design intricate load scenarios that closely aligned with the objectives set for the load testing phase. Diverse Performance Tests: Executed a diverse range of performance tests to assess the system's capabilities comprehensively. Monitoring and Parameter Analysis: Actively monitored an array of crucial Performance Parameters throughout the testing process. Team Collaboration and Communication: Facilitated seamless communication and collaboration within the project by organizing daily and weekly calls. Status Reporting: Maintained transparency and kept stakeholders informed by distributing daily and weekly status reports. Work Load Synthesis and Reporting: Contributed significantly to the creation of Work Load Synthesis Scripts, actively participating in reviews and suggesting enhancements. Prepared meticulous final summary reports that went beyond basic test results. Performance Enhancement Recommendations: Leveraged the insights gained from performance testing to make informed recommendations for enhancing the application's performance. Keywords: cprogramm quality analyst database ffive hewlett packard green card microsoft California Minnesota Texas