Performance Engineer
Performance Engineer
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Job Description
A Career at HARMAN
As a technology leader that is rapidly on the move HARMAN is filled with people who are focused on making life better. Innovation inclusivity and teamwork are a part of our DNA. When you add that to the challenges we take on and solve together youll discover that at HARMAN you can grow make a difference and be proud of the work you do every day.
Summary: As a Performance Engineer youll work in a highly critical ecommerce team that focuses on delivering high performing and scalable applications to Dominos in a fastpaced agile environment. Our engineers define workloads that model the performance of our systems automate the measurement of these workloads conduct analysis to gain insights into how to make the system run faster and use resources more efficiently. You will actively use performance tools profilers and monitors to analyze and optimize component level performance metrics. You will work closely with a group of talented software developers architects and database engineers to lead performance testing analysis and optimization initiatives across a variety of high usage applications and products.
GENERAL RESPONSIBILITIES
80 Validation of Quality Applications
- Demonstrate ownership and accountability in work assignments. Be resourceful and collaborate with respective teams to quickly solve performance and scalability challenges.
- Design workloads and simulations to model our applications usage and establish performance and scalability benchmarks.
- Measure various aspect of the system performance including throughput response times resource usage such as CPU memory thread utilization and IO statistics.
- Perform root cause analysis for performance optimization and architecture. Demonstrate a technical aptitude to do a deepdive into problem areas and contribute to fixes that are faster cleaner and require less maintenance.
- Handson script development using JMeter Gatling or other opensource tools.
- Monitor hosts/apps in cloud for resource contention
- Requirements gathering creating JMeter scripts and .
- Monitor build jobs and create defects for any performance related issues.
- Scripting new functionality and fixing existing failed JMeter and Gatling scripts.
- Discuss with team on new services gather requirements and develop JMeter/Gatling scripts.
- Develop document and maintain the test strategy and test scenarios.
- Collaborate with Operations team to monitor applications to ensure applications perform as planned.
- Track defects on issues found.
- Perform detailed analysis on any bottlenecks found during test executions.
- Build Stress Load Capacity and soak tests at an enterprise wide level.
20 Leadership
- Ability to communicate performance metrics to the respective audiences
- Develop and maintain Key Performance Indicators (KPI) for the various applications
- Develop and maintain service level metrics for systems including response time failover time to failure and time to recover.
- Ability to coordinate with Leads and development managers.
- Timely presentation of KPI and performance metrics to leadership teams.
QUALIFICATIONS
- 6 years of experience in performance testing/engineering.
- Experience with containers and Kubernetes
- Experience with Azure cloud environments
- Strong Automation and coding skills using Shell Groovy Java C# or other languages.
- Experience testing microservice architecture.
- Former developer experience a plus.
- Experience with public cloud infrastructure is a plus.
- Strong understanding of performance tuning Relational Databases (SQL Server).
- Understanding of networking technologies (TCP/IP DNS Load Balancers Firewalls etc.
- Must have a minimum of 2 years experience using any monitoring tools like Dynatrace AppDynamics Splunk etc..
- Strong knowledge of Splunk (and/or Splunk) to build effective visualizations alerts and dashboards around key business transitions performance and health metrics to get deeper operational and system insight on the systems.
- Expert experience in JMeter tool.
- Expert experience in scripting and running tests using Gatling.
- Experience running tests using cloud testing tools like BlazeMeter OctoPerf etc.
- Experience integrating performance scripts (JMeter) into Jenkins and JMeter with scripting(groovy)
HARMAN is proud to be an Equal Opportunity / Affirmative Action employer. All qualified applicants will receive consideration for employment without regard torace religion color national origin gender (including pregnancy childbirth or related medical conditions) sexual orientation gender identity gender expression age status as a protected veteran status as an individual with a disability or other applicable legally protected characteristics.
Employment Type
Full Time
