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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Performance Engineer (Remote) - **Company:** WebstaurantStore - **Location:** Lititz, PA, United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Macintosh Application Environment, C Sharp (Programming Language), Profiling, System Configuration, Ethernet, Mobile Application Software, Apache JMeter, Load Testing, Object-Oriented Software Development, SAP Sales and Distribution, Web Applications, Wireless Networks, Enterprise Software Applications, Load Balancing, Performance Testing, Grafana, Scalability Testing, Firewalls (Computer Science), Git, Computer Equipment, Containerization, Kubernetes, Low Latency, Performance Monitor, Software Version Control - **Published:** July 11, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=3db5f8f95707ba81 ## About the Role * Work is performed while sitting/standing and interfacing with a personal computer. * Requires the ability to communicate effectively using speech, vision, and hearing. * Requires the regular use of hands for simple grasping and fine manipulations. * Requires occasional bending, squatting, crawling, climbing, and reaching. * Requires the ability to occasionally lift, carry, push, or pull medium weights, up to 50lbs., * A dedicated home office space that is noise- and distraction-free. The space should have strong wireless connection or a wired Ethernet connection (wired connection is preferred, if possible). * A valid, physical address (apartment, suite, etc.). PO Boxes are not supported, as a physical address is required for you to receive your computer equipment. * The desire and ability to work and communicate with other team members via chat, webcam, etc. * Legal residents of one of the following states: (AK, AL, AR, AZ, CT, DE, FL, GA, IA, ID, IN, KS, KY, LA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NM, NV, OH, OK, PA, SC, SD, TN, TX, UT, VA, VT, WI, WV, or WY). H-1B Visa Sponsorship Not Available, W2 only., We are looking for driven, motivated candidates who MUST HAVE: * 5+ years of performance test simulations and/or experience in performance analysis, web-based enterprise applications. * Experience installing, configuring, and using the performance testing tool JMeter, as well as performance monitoring tools such as Grafana. * Experience in designing test scenarios and load profiles based on application functionality and usage patterns. * Proficiency in an object-oriented programming language (C#.NET or Java). * Knowledge of load testing and performance testing concepts and methods as applied in a C#.NET application environment. * Knowledge of infrastructure components (servers, network, load balancers, switches, firewalls, etc.) * Solid understanding of throughput, latency, memory and CPU utilization. * Advanced SQL knowledge. * Strong knowledge of source control tools, like GIT. * Ability to effectively establish and maintain working relationships with all levels of the organization. * Experience with code profiling tools and techniques for performance analysis. * Knowledge and hands-on experience creating Grafana dashboards for performance monitoring and visualization. * Experience performing performance testing in Kubernetes environments, including evaluating resource usage and application scalability in containerized deployments., * This role does not require a degree. We value relevant skills and experience and alignment with our core values above all else., * Passionate for their work. * Goes above and beyond to get the job done. * Looks for opportunities in all aspects of the company. * Process improvement focus. ## Description As the largest online distributor of restaurant supplies and equipment, WebstaurantStore offers a catalog of more than 430,000 products supported by fast, reliable shipping. Nearly all our technological design, development, and system management are handled in-house, allowing us to build custom, innovative solutions in a rapidly evolving e-commerce landscape., As a Senior QA Performance Engineer, you will: * Use JMeter to perform load and performance testing on web and mobile applications. * Collect necessary performance targets and/or KPIs from stakeholders' pre-performance execution. * Design, script and execute load, stress, and scalability testing and deliver comprehensive reports to the project team. * Collaborate on performance related test cases to execute and provide necessary data to peers for bug entry. * Report issues discovered during performance evaluation and work closely with the engineering team to analyze the issues and track them to resolution. * Keep abreast of current performance testing methodologies, and work autonomously to update tools, skills, and techniques. * Mentor Mid and Junior Engineers on Performance Testing best practices. * Work with leadership in Performance Testing Strategizing and Planning. * Create and update existing documentation. * Estimate the Level of Effort needed to test and complete tasks. ## Related Videos - [Frontend Performance Testing in practice](https://www.wearedevelopers.com/videos/8-frontend-performance-testing-in-practice) - [The Gashlycrumb Tinies of AI Networking You Must Know (or Languish!)](https://www.wearedevelopers.com/videos/2067-the-gashlycrumb-tinies-of-ai-networking-you-must-know-or-languish) - [5 steps for running a Kubernetes environment at scale](https://www.wearedevelopers.com/videos/88-5-steps-for-running-a-kubernetes-environment-at-scale) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Measure and improve frontend performance by using test automation](https://www.wearedevelopers.com/videos/719-measure-and-improve-frontend-performance-by-using-test-automation) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) ## Related Articles - [Benefits of Using JMeter For Performance Testing](https://www.wearedevelopers.com/magazine/96-benefits-of-using-jmeter-for-performance-testing) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)