Performance Test Engineer

The Role

• Responsible for providing expertise and technical leadership in performance engineering and tuning for large-scale software systems so they achieve system performance objectives. 
• Technical leadership includes performance assurance, defining performance validations (including high-volume load, large dataset performance and stress analysis), capacity planning, detailed hardware configuration planning, and client assurance. 
• Responsible for determining the validations that indicate performance objectives have been attained in the software product ready for client shipment. 
• Works closely with product development personnel to attain the highest level of system performance by identifying potential performance bottlenecks and mitigation strategies for improvement. 
• Identify application performance patterns, hardware configuration, operating system, and database parameters needed for optimal performance, based on client workload characterization, and assists in an on-going basis to realize stated product and solution performance objectives. 
• Partners with the Load/Perf Testing leadership in writing performance validation plans and performance test results documents.
• Conduct code reviews for peers and/or junior engineering team members based upon identified performance issues in order to increase the team knowledge of performance anti-patterns.

The Requirements 

• Bachelor's degree and 8+ years of related engineering experience
• Demonstrable knowledge of networking protocols (such as HTTP, TCP/IP and UDP), load balancers, web application security and multi-tier web application architectures.
• Demonstrated experience of meeting performance related deliverables on aggressive schedules with quality and on schedule
• Experience in detecting memory leaks, deadlocks, hanging and looping processes, slow running processes, slow running database queries and biggest resource consumer.
• Applied knowledge of approaches and tools such as ANTS, dotTrace, Glimpse, Stackify, SQL Profiler, SQL Monitor
• In depth experience and knowledge of performance analysis, tuning techniques and benchmarking from the UI to the data tier
• Develop robust benchmark workloads based on production traffic patterns and anticipated feature usage with varying load levels and varying account sets. 
• Experience working with the full Microsoft technology stack, including .NET/C# ,SQL Server, ASP.NET, MVC and Web API
• RESTful Architecture experience
• Object Relation Mapping (ORM) such as Entity Framework or nHibernate 
• Experience with front-end libraries, AngularJS and Bootstrap.
• Experience with Software as a Service (SaaS), multi-tenancy application development
• Experience working with large relational databases (SQL Server) in development and administration
• Excellent organizational skills, multitasking ability and proven analytical, methodical thinking, problem solving and decision making skills 
• Excellent verbal and writing skills, including the ability to research, design, and write new documentation, as well as to maintain and improve existing material 
• Experience working for a national or global commercial software product company requiring software product usage and high availability in a 24/7/365 model.
• Experience working with globally distributed business stakeholders and engineering teams
• Experience working with collaboration and issue tracking tools such as Confluence and JIRA
• Experience working in a large, fast-paced project environment
• Strong work ethic is a must
• Proactive: Must be willing to seek out information and solutions that are pertinent to their responsibilities and key to their delivery
• Must be willing to remediate code written by others
• Team player attitude with a focus on the success of the team is a MUST
• Proactively collaborates with other teams/team members ( Enterprise Architecture, Quality Assurance, Engineering, Information Security) across global time zones with the upmost professionalism, tact and resolve

WTW is an Equal Opportunity Employer