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Web Performance Engineer IDR, Inc. Brentwood, TN Job Details Full-time 1 day ago Benefits Health insurance Dental insurance Vision insurance Qualifications Performance monitoring CSS System performance optimization Content delivery networks Data caching IT monitoring tools Network protocols Next.js Developer tools HTML Cross-functional communication Full Job Description IDR is seeking a Web Performance Engineer to join one of our top clients for an opportunity in Brentwood, Tennessee. This role focuses on optimizing frontend website performance to enhance user experience and drive eCommerce revenue. The company operates within the digital and eCommerce industry, emphasizing speed and customer journeys to improve business outcomes. Position Overview for the

Web Performance Engineer :

Analyze and improve website performance using Core Web Vitals (LCP, INP, CLS). Investigate rendering, JavaScript, network, caching, image, and browser performance issues. Perform audits using Lighthouse, Chrome DevTools, WebPageTest, PageSpeed Insights, CrUX, and RUM tools. Partner with React.js and Next.js teams to optimize rendering, bundle size, code splitting, caching, and asset delivery. Collaborate with cross-functional teams to embed performance best practices into the development lifecycle. Requirements for the

Web Performance Engineer :

8+ years of frontend engineering experience with 3+ years dedicated to web performance optimization. Expertise in React.js, Next.js, JavaScript/TS, HTML5, and CSS3. Strong understanding of browser rendering, Core Web Vitals, networking, caching, CDN, and HTTP protocols. Experience with Lighthouse, Chrome DevTools, WebPageTest, PageSpeed Insights, CrUX, RUM, mPulse, or Dynatrace. Excellent analytical, troubleshooting, collaboration, and communication skills. What's in it for you? Competitive compensation package Full Benefits; Medical, Vision, Dental, and more! Opportunity to get in with an industry leading organization. Why IDR? 25+ Years of Proven Industry Experience in 4 major markets Employee Stock Ownership Program Dedicated Engagement Manager who is committed to you and your success. Medical, Dental, Vision, and Life Insurance ClearlyRated's Best of Staffing® Client and Talent Award winner 12 years in a row. #Li-hybrid By submitting this application, you acknowledge and consent to engage in conversation with a recruiter or virtual recruiter from IDR Inc. and its affiliates, and contracted partners by receiving calls, AI-generated calls, texts, or emails to the contact information provided. Please ensure that the contact information provided is one you are permitted to use and are authorized to receive such messages on. If your contact information changes during the application process, please notify IDR promptly. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can opt-out of receiving communications at any time by saying or replying with "STOP" and "HELP" for help. To view our privacy policy, you may access it here (https://www.idr-inc.com/privacy-policy/).