Performance Engineer (Front-end)

Lititz, PA

Job Description

Are you passionate about TTFB, SpeedIndexes and waterfalls? Come join our team at WebstaurantStore and help us build a faster website!

What you’ll do:

  • Discover and problem solve front-end and back-end site performance issues
  • Build out both synthetic and real user monitoring
  • Rebuild site features and develop creative solutions for speed
  • Analyze performance metrics and build plans for improvements
  • Measure and A/B test site performance solutions
  • Mentor, educate and advocate for web performance across our teams
  • Find areas we can optimistically render UI without waiting on a server response

Ideally, you'll have:

  • 4+ years web development experience
  • Experience with large JavaScript applications
  • Passion for web performance

Nice to haves:

  • Full-stack experience and work with relational databases
  • Examples of web performance work you have done
  • Understanding of web performance profiling tools (Browser DevTools, WebPagetest)
  • Experience optimizing React applications
  • Knowledge of code splitting and optimizing JS module graph


Remote work qualifications
  • Access to a reliable and secure high-speed internet connection. Cable or fiber internet connections (at least 75mbps download/10mbps upload) are preferred, as satellite connections often cannot support the technologies used to perform day-to-day tasks.
  • Access to a home router and modem.
  • 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, DE, FL, GA, IA, ID, IN, KS, KY, MD, ME, MI, MN, MO, MS, NC, NH, NM, NV, OH, OK, PA, SC, SD, TN, TX, UT, VA, VT, WI, WV, and WY). H-1B Visa Sponsorship Not Available, W2 only.
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A technology company selling restaurant supplies and equipment.
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