Justin Mandzik

Technologist, front-end architect.

I’m Justin, a software builder based in Holly Springs, North Carolina. From core web vitals to ingress routing to API design, I ply my trade building performant, accessible, and delightful experiences for the web.

Justin with friends
Justin running
Justin at the White House Hackathon
Justin and his kids
Justin playing with his kids

De-risking the deployment of a Content Security Policy

The use of a CSP is an important step in securing a web application and protecting its users from various types of attacks. By using the Content-Security-Policy-Report-Only response header, web developers can safely test and debug their CSP rules before they are fully implemented, helping to minimize the risk of any issues occurring during deployment.

A Quick Primer on Core Web Vitals

Core Web Vitals are a set of metrics that measure the performance and user experience of a web application. These metrics are designed to provide a consistent and objective measure of the performance of a website and to help web developers and designers optimize their websites for better user experience.

Managing Cognitive Load

Cognitive load can be a team morale killer. Here are some strategies for managing cognitive load while building your next project.

Work

  1. 4̷̢̢̮͍̎̈̚2̶͖̾͠2̵̫̘̿̃̎̒ ̶̧̓Ù̷̢̇n̴̢̢͂̾p̵̜͕̑̈́ř̸̫ơ̵͖͍͖͒̈̌c̷̛̝̍̑ë̸̱̮̩ŝ̶̩̏͛͘s̶̘͌͋͊a̷̧̺͚͉͘b̵̡̪͔̍͝l̵̢̤͓̓͐ḙ̴͈͍̝͛̾̒̑ ̷̣͗̾͋E̶͇̋̃̕n̸͇̖͐́̈́͗t̸̛̤̩͉̦̂̂͑ȉ̷̡͇̲̼̈́t̸͔̚y̶̯͓̽̄͂͝
    Company
    4̷̢̢̮͍̎̈̚2̶͖̾͠2̵̫̘̿̃̎̒ ̶̧̓Ù̷̢̇n̴̢̢͂̾p̵̜͕̑̈́ř̸̫ơ̵͖͍͖͒̈̌c̷̛̝̍̑ë̸̱̮̩ŝ̶̩̏͛͘s̶̘͌͋͊a̷̧̺͚͉͘b̵̡̪͔̍͝l̵̢̤͓̓͐ḙ̴͈͍̝͛̾̒̑ ̷̣͗̾͋E̶͇̋̃̕n̸͇̖͐́̈́͗t̸̛̤̩͉̦̂̂͑ȉ̷̡͇̲̼̈́t̸͔̚y̶̯͓̽̄͂͝
    Date
    Role
    Architect of a New Grand Adventure
  2. Salesforce
    Company
    Salesforce
    Date
    Role
    Principal Member of Technical Staff
  3. Charter Communications
    Company
    Charter Communications
    Date
    Role
    Solutions Architect > Principal Engineer II
  4. Azath
    Company
    Azath
    Date
    Role
    Owner / Operator
  5. PayScale
    Company
    PayScale
    Date
    Role
    Enterprise Principal Engineer
  6. ScienceLogic
    Company
    ScienceLogic
    Date
    Role
    Software Engineer IV
  7. Charter Communications
    Company
    Charter Communications
    Date
    Role
    Eng > Senior > Lead > Principal Engineer
  8. Capgemini
    Company
    Capgemini
    Date
    Role
    Staff Consultant
Full Resume