Sean Crater

About Sean Crater

Staff Frontend Engineer with 11 years of experience owning frontend architecture and data-layer migrations in high-ambiguity environments.Focused on incremental system evolution, risk reduction, and long-term maintainability across complex products.

Experience

1. Senior Software Engineer

   Flock

   Sep 2025 — Present

   Rebuilt flight log exports by designing a separate Next.js service with its own Docker build, invoked via Nginx over the network to securely generate authenticated PDF reports using react-pdf, replacing a deprecated and vulnerable html2pdf pipeline.› Owned a frontend data-layer migration to a GraphQL-based architecture using Apollo, operating under significant domain knowledge gaps and reconstructing API semantics through source analysis, instrumentation, and production usage.› Worked extensively with real-time WebRTC data and traditional REST APIs in a safety-critical product environment.

Education

• Keene State College

  Bachelor of Fine Arts (B.F.A.), Graphic Design

  2011 — 2015

Skills

• Adobe Creative Suite
• Node.js
• Express.js
• Responsive Design
• SEO
• Font Creation
• Php
• Cascading Style Sheets (Css)
• Online Marketing
• Drupal
• Cpanel
• Photoshop
• Graphic Design
• Css
• Illustrator
• Jquery
• Web Design
• Wordpress
• Email Marketing
• Cms
• React.js
• Logo Design
• Css3
• Javascript
• Html 5
• Invision
• Indesign
• Github
• Sass
• Layout