Senior Front-End Engineer

I fix slow, broken, and
underperforming HubSpot
and Shopify builds.
Fast.

18 years of front-end engineering focused on performance recovery, funnel optimization, and CMS architecture. I diagnose the problem, ship the fix, and deliver outcomes you can measure.

Bryan Markham
18+
Years Front-End
Engineering
118s
→ Under 1s
Load Time Recovery
40%
Avg Load Time
Reduction
$2K
Monthly Hosting
Costs Recovered
HubSpot CMS
Performance Recovery — A Fortune 500-Backed Racing Fuel Brand
HubSpot CMS · National Motorsport

Diagnosed catastrophic load performance on a HubSpot CMS platform serving a national motorsport brand. Rebuilt the HubDB architecture from scratch, restructured template logic, and eliminated the render-blocking dependency chain causing the failure. The site now passes Google Core Web Vitals with verified real user data.

View case study →
118s → 0.9s
LCP (was → now)
CWV ✓
Core Web Vitals Passed
100 / 100
SEO · Best Practices
HubSpot CMS
Landing Page Build — A High-Performance Suspension Company
HubSpot CMS · B2B Motorsport

Built a custom HubSpot CMS landing page to support a targeted B2B marketing campaign. Used Sprocket Rocket to develop fully custom modules aligned with brand guidelines, optimized for lead capture, and responsive across all devices. Delivered a flexible, easy-to-edit page architecture the client's marketing team could maintain and iterate without developer support. Focused on conversion-driven layout, mobile-first performance, and clean module structure for ongoing campaign use.

HubSpot
CMS Platform
B2B
Lead Capture Page
React · SaaS Platform
Front-End Architecture Overhaul — Groupize
Full-time engagement · Travel management SaaS

Sole front-end engineer on a fast-moving SaaS platform. Resolved critical memory overload issues, optimized asset delivery, and built a reusable component system that reduced development cycles by 50%. Performance gains translated directly to infrastructure cost savings.

40%
Load Time Reduction
$2K/mo
Hosting Costs Saved
Conversion Optimization
Landing Page Conversion System — Red Ventures
Front-End Developer · Conversion Specialist

Built modular front-end components and 10+ responsive landing pages for high-traffic marketing campaigns. Collaborated cross-functionally with UX and paid media teams to optimize page-to-conversion flow. Campaigns generated 1,000+ qualified leads over 3 months.

+18%
Conversion Rate
1K+
Qualified Leads
HubSpot CMS Performance

HubDB architecture, template optimization, render-blocking resolution, and Core Web Vitals recovery for HubSpot-hosted sites.

Shopify Front-End

Theme architecture, Liquid optimization, section schema design, and storefront performance tuning for Shopify and Shopify Plus.

React & Vue Engineering

Component system architecture, bundle optimization, memory leak diagnosis, and performance-focused front-end engineering for SaaS products.

Conversion & UX Audit

Funnel friction analysis, landing page optimization, ad-to-page congruency review, and UX improvements tied to measurable conversion outcomes.

Meta Certified Media Buying Professional Meta · 2025
Fundamentals of Digital Marketing Google · 2023
PCEP Certified Entry-Level Python Programmer Python Institute · 2025
Available for agency subcontracting
and direct engagements.

HubSpot CMS, Shopify, React, Vue. Performance audits to full implementations.