Belk
Position Summary:

The Performance Engineer is responsible for supporting applications from a performance perspective by providing diagnostic information on production (and test) performance results. Plays a supporting role in automating processes to improve productivity in testing and engineering practices and creating and executing software performance testing strategies with a focus on analysis and recommendations for a wide range of applications. Works with all IT teams to ensure that performance best practices and processes are followed.         

Essential Functions/Responsibilities:
  • Take complete ownership and drive the changes to be implemented for improving performance by working with management and leadership teams

  • Contribute to aspects of the solution delivery lifecycle in performance prototyping, capacity modeling, performance driven design, profiling, performance testing, availability management, and troubleshooting.

  • Clearly communicate to IT and business stakeholders regarding performance-related recommendations and tradeoffs, justify the same with appropriate data

  • Identify gaps in Performance Engineering implementation across various IT towers, document the gaps and address for any improvements as applicable with the necessary stake holders

  • Partner with Performance Testing team, assisting with creating and refining effective performance test objectives, test plans, and scenarios that help the organization achieve Non-Functional Requirements for Performance across applications.

  • Collaborate with project teams on application and module design that achieves the quality attributes of performance, scalability, and availability.

  • Independently utilizes diagnostic and monitoring tools to detect, isolate, and resolve performance issues throughout the application technology stack by configuring or utilizing the appropriate performance engineering tool set

  • Provide technical and analytical leadership to a small team of performance analysts and systems analysts, working together to resolve performance issues and continuously improve application performance, for both real-time transactional systems and batch systems.

  • Provide performance-related mentoring and training to other architects, technical leads, and developers.

Requirements/Qualifications:
  • Expertize in analyzing code level issues for concurrency, scalability etc…

  • Experience in carrying out Single Point of Fail Over analysis

  • Experience in analyzing configuration related problems across technology stack

  • Experience with APM tools (CA-Wily APM, Compuware DynaTrace, AppDynamics), load testing tools (JMeter, SOASTA, Compuware Gomez, Load Runner), profiling tools (JProfiler)

  • Expertise with Java, JSP, JMS, JDBC, and performance tuning

  • Expertise with assessing and tuning application caches.  Thorough knowledge of caching algorithms (LRU, MRU)

  • Experience with test-driven development techniques, using tools (TDD, JUnit)

  • Experience with web services, and corresponding performance tuning

  • Experience in analyzing component level benchmarks

  • Performance tuning servers (memory, storage)

  • Performance tuning operating system parameters (Linux, Solaris, Windows)

  • Performance tuning SQL statements and stored procedures (Oracle)

  • Performance tuning Java application containers (WebLogic, JBoss, Tomcat)

  • 5-7 Years of Experience in Performance Engineering

  • 5 + years of experience in engineering Design and code level issues

  • Bachelor’s degree in software engineering, computer science, or related field

  • Expertise in Retail domain knowledge

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