We Descend Into Your Legacy Code and Resurface It Modern.
VertexLogicSystems transforms outdated corporate websites into sleek, modern, and fully responsive digital assets. No fluff. Pure engineering.
Depth Operations
Each service is a calculated descent. We identify the decay, isolate it, and engineer a clean surfacing.
Legacy Code Refactoring
Deep structural overhaul of spaghetti codebases. We untangle dependencies, eliminate dead architecture, and rebuild on a maintainable foundation.
TECHNICAL VECTOR
- ▸ Monolith decomposition into microservices
- ▸ Database schema normalization & migration
- ▸ API endpoint consolidation and versioning
- ▸ Automated test coverage above 85%
TECHNICAL VECTOR
- ▸ Fluid grid systems with CSS Grid and Flexbox
- ▸ Touch-optimized interaction patterns
- ▸ Cross-browser compatibility audit
- ▸ Viewport-aware component scaling
Responsive UI Engineering
Pixel-perfect adaptive layouts that scale from 320px mobile to ultrawide desktops. Zero clipping, zero horizontal scroll, pure containment.
Performance Optimization
Core Web Vitals audit and surgical performance injection. We slash load times, eliminate render-blocking resources, and hit 90+ Lighthouse scores.
TECHNICAL VECTOR
- ▸ Image pipeline with AVIF/WebP conversion
- ▸ Critical CSS inlining and deferred loading
- ▸ Server-side rendering migration
- ▸ Edge caching and CDN configuration
TECHNICAL VECTOR
- ▸ WordPress, Strapi, and headless CMS builds
- ▸ Role-based access control implementation
- ▸ Custom plugin and module development
- ▸ Content migration with zero-downtime deployment
Custom CMS Integration
End-to-end content management system deployment. From headless architectures to traditional platforms, fully branded and production-hardened.
E-commerce Migration
Full-stack storefront migration with zero data loss. Payment gateway integration, inventory sync, and conversion-optimized checkout pipelines.
TECHNICAL VECTOR
- ▸ Stripe and multi-currency payment integration
- ▸ Product catalog migration and SEO redirect mapping
- ▸ Automated inventory synchronization
- ▸ Checkout A/B testing and conversion tracking
TECHNICAL VECTOR
- ▸ WCAG 2.1 AA compliance audit and remediation
- ▸ Screen reader and keyboard navigation optimization
- ▸ Color contrast and typography scaling fixes
- ▸ ARIA landmark and live region implementation
Accessibility Audit & Remediation
Full WCAG 2.1 AA compliance overhaul. We identify every barrier, fix them systematically, and deliver an accessibility statement for legal coverage.
SEO Architecture Overhaul
Technical SEO restructure from the DOM up. Schema markup, sitemap generation, canonical management, and crawl budget optimization.
TECHNICAL VECTOR
- ▸ Structured data and JSON-LD implementation
- ▸ XML sitemap and robots.txt optimization
- ▸ Internal linking architecture redesign
- ▸ Core Web Vitals alignment for ranking signals
TECHNICAL VECTOR
- ▸ 24/7 uptime monitoring and incident response
- ▸ Monthly security patching and dependency updates
- ▸ Database backup automation and recovery drills
- ▸ Quarterly performance reporting and recommendations
Ongoing Maintenance & Support
Continuous monitoring, patching, and optimization retainer. We keep your digital asset operational, secure, and performant month after month.
90+
Lighthouse Score Target
<2s
Load Time Target
AA
WCAG Compliance
100%
Responsive Coverage