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职位名称——Senior Performance Engineer
具体工作——性能优化
大概要求——1,是DBA; 2,懂Java。
具体要求:
The Senior Performance Engineer will execute a series of strategies that relate to performance tuning mission-critical J2EE applications
Duties and Responsibilities:
 Work on newest technologies that will improve overall SaaS application performance, such as advanced caching, distributed computing, parallel computing, and others
 Work on platform level solutions that will address common performance issues across modules
 Work on next generation platform or technology solutions that will enable faster deliverable of customer content and increase system scalability and throughput
 Work across entire engineering teams to collect performance test requirements, formulate scalable test strategies, and enforce performance testing
 Work with data center/NOC team on reproducing, resolving and preventing performance issues on production servers
 Setup monitoring and benchmarking tools on performance lab and generate reports regularly
 Setup and execute performance and scalability tests with huge number of concurrent users, profile and fix problems.
 Developing test tools used to administer performance and scalability tests.
 Profile and isolate application and architectural issues and recommend and develop resolutions.
 Provide internal and external customer documentation summarizing results of performance and scalability tests.
Qualifications:
 BS degree in computer science or related field
 Rich software development experience -- 4 years experience with Java or J2EE.
 Have one of the following two skills: (1) Strong experience with relational databases and SQL tuning, preferably Oracle. Or (2). Strong experiences with HTML/CSS/Javascript or Flex and did performance tuning before
 Must have solid knowledge of algorithms and data structures and be able to assess trade-offs between memory vs. CPU vs. I/O vs. database load etc.
 Rich experiences on resolving multi-threading, deadlocking, JVM GC issues.
 Must be highly goal oriented, flexible and be able to adjust to changing priorities under stressful conditions and tight schedules.
 Must have excellent communication and interpersonal skills.
 An absolute self-starter. Very comfortable and highly effective when working across teams.
 Highly motivated for performance tuning work.
 Have experiences working on real, large deployment of production systems.
 Prior experience with performance Profiling/Tuning/Testing.
 Prior experience with analysis tools such as JProfiler, JConsole, etc.
Desired, but not required:
 Experience writing technical documentation.
 Experience with human capital applications.
 Experience with SaaS architectures. |