Lance Silverman Email & Phone Number

New York, Ny, Us

Measure performance of applications using SalesForce, Pega, Casenet/TruCare, Mulesoft, LinX. A mix of .NET (dotNet), LAMP, Java, Apache/Tomcat running in hybrid Cloud environment AWS, EC2, RDS, DynaTrace, iSeries DB2 backend. LoadRunner/Performance Center, NeoLoad, Excel, Postman, Solar Winds, Telegraf, Grafana, Influx.Developed Apache/Tomcat based performance dashboard for enterprise core applications test results using HighCharts, Grafana, Influx, excel. Enabling management and all stakeholders to see at a glance the response time behavior of our applications over time, with the ability to drill down into the specific test details.Manage small team of off shore and on shore performance testers.SAFe Scalable Agile Framework, Version One.

Ca

IT Performance Test Engineer consulting for companies across several industry sectors. Performance Engineering, Performance Architect, Performance Testing, Performance Leader, Capacity Planning, Application Performance Monitoring, OS internals.

Application was a multi-portal state-run health care provider exchange web site. Challenging hands-on and leadership role. Fast paced environment with constant releases. Before I started at Optum there were serious performance issues. There was not a single production outage related to performance during my tenure. Performance engineering, monitoring, profiling analysis, testing and planning. APM with Dynatrace. Architecture: RH Linux, Apache, JBoss, Oracle with calls to external federal agencies. Performance Center, LoadRunner, Dynatrace, log analysis, HPPM, Fiddler, Unix scripting. SQLDeveloper for Oracle DB. Wrote Excel tools using VBA for post-test analysis and result report distribution.

New York, Ny, Us

Second tour at this client. Member of High Performance Lab team providing performance measurement analysis services to internal application teams throughout the firm. Using LoadRunner 11.5 - 12.50, Measuring and analyzing Web HTTP, Flex, Web Services, JSON type REST Java client server applications with DB2 back ends. Used Shunra HP Network Virtualization to inject latency and simulate response time from remote regions. OLTP benchmarking with IBM MQ application tier connectivity. Also used WatchTower for metrics reporting, Deep dive performance analysis, APM with Riverbed SCAI Steel Central Applications Internals Xpert V9.09 (aka Opnet and Panorama), TTW Transaction Trace Warehouse. various Linux AWK, PERL shell scripting, Excel VBA, and Windows shell scripting. Installed and maintained LoadRunner and SCAI App Internals Xpert. Used and maintained UFT 12.01 scripts as LoadRunner GUI Vusers for thick client application performance testing. Used Wireshark, Fiddler and neXpert for Web Page Optimization. Tasked with some performance lab hardware management for purposes of application performance environment hardware assignment. Collaboration with various infrastructure engineering teams. Engaged in performance methodology and implementation from initial application review with stakeholders to test completion and analysis of results.

Completing various tasks as part of the Capacity Planning and Performance team. APM: TeamQuest (Windows systems), Prognosis (Unix AIX systems), Excel, Unix shell scripting. Wrote custom weblog analysis parsing scripts and created performance reports from them. Used custom tool to extract NMON data for server resource consumption analysis. Created a performance strategy document for a component of the new core banking application. Using LoadRunner, Vugen, Analysis tools for application and component performance testing. Investigate performance issues in production environment. VMWare (Windows), AIX LPARs, VDI, Citrix ESX configurations.

Installed Standalone LoadRunner 11.0 plus patch (level 4) in order to measure the performance of a ASP.NET IIS 7.5 application. The application under test is a wrapper application for a legacy mainframe based (z/OS CICS) core Billing application. Writing Vugen scripts, APM with SiteScope, creating and running workloads, analyzing and presenting results. Providing some mentoring. Using Fiddler2 with neXpert for web page optimization

Us

Second tour at this client. Large eCommerce provider recently acquired by eBay. This is my second tour at this client. Provide various performance consulting services, including review of all the team’s performance results, review and improvement of performance testing approach, analysis and results presentation. Key role in performance team to ensure the enterprise eCommerce production infrastructure would accommodate the demand of the 2012 black friday and holiday online sales season. This was a successful effort resulting in record setting order volume, stability and revenue. Tasked with running performance tests, creating workloads based on gathering volume demand, Vugen scripts, LoadRunner and Performance Center scenarios, analyzing and presenting results. Provide mentoring for ~10 member performance team. Products: Oracle, RH Linux, LoadRunner V 9.52, ALM PerfCenter V11.5, dynaTrace Diagnostics, SiteScope, Sterling Integrator, Mule ESB, Unix and Windows scripting plus other in-house tools. Using LoadRunner JMS and HTTP/HTML script protocols, WireShark, dynaTrace AJAX for Web Page Optimization. Due to my deep LoadRunner background, I was used to assist with the migration and support from previous version LoadRunner V9.52 to HP ALM Performance Center V11 and 11.5, using a combination of physical Load Generators and Amazon Elastic Cloud Computing (EC2) images for Load Generators. Created EC2 AMIs for use by ALM/PerfCenter V115.. Used DynDNS with EC2 cloud implementation. Also measured ePiphany IA which provides product cross sell at add-to-cart time in the retail online use case. Measured (VMWare) Virtualized Servers. APM alerts with Gomez, Dynatrace. Reviewed VMWare settings with the admins.

New York, Ny, Us

Providing strategic, tactical and coordination performance consulting services. Focused on performance planning, measurement, and analysis of a new Morgan Stanley enterprise wide Entitlements Management Platform. Architecture: Apache Tomcat Flex based front end, communicating with RH Linux/Java EE, DB2 LUW tiers. Led Performance Center LoadRunner script team in India and NYC. Converted Vugen binary based Flex scripts to Flex protocol scripts. Installed standalone versions of LoadRunner in order to make Flex scripts work. Coordinated performance work with development team in China. Created many tools using Windows and Unix shell, awk, Excel VBA, to parse and analyze various application logs, Developed custom DB2 Monitor snapshot reports, performance data from application tables within the DB2 schema, server resource and application response times, and JVM behavior. Created APM tools for analysis and alerting of production environment resource utilization and DB2 metrics.

New York, New York, Us

Performance analysis, strategy, modeling, mentoring, engineering recommendations, testing, for global web-based financial applications. Front end performance engineering (Web Page Optimization) using Fiddler, HTTPWatch, neXpert, DynaTrace Ajax, Web Services, YSlow, AviCode. Back end performance engineering using Performance Center, LoadRunner, (APM and Profiling) Wily IntroScope, Oracle, IIS .NET, Java, SOAP, Solaris, WebSphere (JVM), Tibco, IBM Compute and Object Grid, monitoring, key metrics collection and reporting, more.

Piscataway, Nj, Us

Strategic and hands on performance consulting within the IEEE QA performance testing and engineering area. Provided assessment of QA performance test environment and approach to performance measurement. Support of performance testing for web based applications, Siebel, WebLogic, SOA services, Windows, Unix, and Oracle EBS architecture components. Assessment of LoadRunner software. Creation of performance test approach for SOA Oracle based applications. Hands on LoadRunner Siebel scripting and analysis. Provided via shell scripting techniques; Wrote Windows shell scripts for Perfmon-based performance data collection mechanism to collect and control resource utilization data collection from many remote servers at once rather than create network bandwidth overhead by data collection during load testing of remote servers. Created Excel VBA and Windows scripts to process data for analysis, reporting, and importing into LR Analysis Tool.

Philadelphia, Pa, Us

Using LoadRunner and other tools to measure the performance of various components relating to the Provisioning area of Comcast. Focused on component performance validation testing comprised of Apache/Tomcat, Weblogic, Oracle based archtitecture, using simulated Web Services calls for components outside the Provisioning software code itself. Heavy scripitng in Vugen, Unix (Linux and Solaris) scripting, Excel, use of Wily for metrics and analysis, vmstat,

Baltimore, Md, Us

Providing strategic guidance as well as hands on LoadRunner tasks to measure the perofmance of a core Insurance Claims application comprised of EDI XML SOA, ESB, WebSphere, JEE, PegaRule BRE, Z/OS, CICS, DB2. Used mainframe SMF/RMF records for understanding application resource utilization,Providing strategy for upgrading/migrating from LoadRunner 9.1 to Performance Center.

Second tour.

Second tour

Second tour

Ad Computer Science

Associate Degree Equivalent, Programming Computer Science