Performance Tester

As a Software Engineer in Performance Engineering domain within the ECommerce Engineering organization, youll join a team writing automated performance tests of new and enhanced features. Youll work closely with engineers on your own team as well as Scrum teams across the ECommerce and Platform Engineering teams. Through programming and code reviews youll be able to expand your skills and grow as an engineer.

Key Job Functions

• Assist senior engineers in crafting load models, designing and developing cohesive load, stress, capacity and endurance tests which span micro front-ends, application services and core enterprise services
• Write code that is of high quality and consistent with our coding standards
• Through automation, enable engineers outside your team to understand how recent code changes impact performance
• Produce automated performance and capacity testing reports in an easily digestible format for varying audiences such as Software Engineers, Site Reliability Engineers and Senior Leadership
• Participate in Communities-of-Practice in those technologies in which you have an interest
• Participate in continuous education programs to grow your skills both technically and in the Williams-Sonoma business domain
• Serve as a member of a Scrum team and participate in all planning, stand-up and retrospective meetings

Requirements

• 2 - 4 years of experience writing and maintaining performance tests in tools such as Apache JMeter
• Experience with APM (Application Performance Monitoring) and visibility tools such as AppDynamics, Open Search and Grafana
• Experience working with containerized Java and NodeJS applications running in Kubernetes as well as traditional Virtual Machines with Apache Tomcat as the Java application container
• Working knowledge of web technologies including HTML, HTTP, REST, JSON, and JavaScript
• Proficiency with SQL and a thorough understanding of relational database systems such as Oracle
• Knowledge of no-SQL and time series databases such as Oracle, Apache Cassandra and InfluxDB are a plus
• Knowledge of core web vitals as well as measurement tools such as SiteSpeed.io, Lighthouse, Chrome Performance Tools as well as WebPageTest are a plus
• An understanding of source code management tools such as Git and other core programming practices
• Enthusiasm for constant improvement as a Software Engineer
• Ability to review and understand proposed designs and offer thoughtful feedback in a collegial fashion
• Ability to communicate clearly and effectively both verbally and in writing

Additional Requirements

• Bachelors degree in Computer Science, Engineering or related field

We believe in People First
We firmly believe that working in a culture focused on diversity, equity, and inclusion spurs innovation, creates healthy and high-performing teams, and delivers superior customer experiences. Our DEI initiatives prompt associate participation and engagement, aligning with our core vision to reflect the communities where we do business and put people first.
Benefits Just For You
Depending on your position and your location, here are a few highlights of what you might be eligible for:

• A generous discount on all Williams-Sonoma, Inc. brands
• A 401(k) plan and other investment opportunities
• Paid vacations, holidays, and time off to volunteer
• Health benefits, dental and vision insurance, including same-sex domestic partner benefits
• A wellness program that supports your physical, financial, and emotional health

Your Journey in Continued Learning

• In-person and online learning opportunities through WSI University
• Cross-brand and cross-function career opportunities
• Resources for self-development
• Advisor (Mentor) program
• Career development workshops and learning programs
• Speaker series