Baseline
We measure Lighthouse, PageSpeed, Core Web Vitals, and real behaviour across key routes and devices.
Performance Optimization
We optimize websites through measurement, asset discipline, and architectural decisions without removing content or identity merely to improve a laboratory score.
Images
Dimensions, formats, responsive variants, lazy loading, and decoding are controlled according to placement.
Fonts
Official typography is preserved while formats, subsets, preload, and fallback behaviour are optimized.
JavaScript
Unnecessary client runtime is removed and interaction is isolated to places with a real function.
CSS and layout
Conflicting rules, layout shifts, and rendering cost are reduced without visual compromise.
Caching and delivery
Headers, CDN behaviour, and asset versioning are aligned with the hosting and update process.
Regression control
Build, route, and device checks are repeated because a single score does not demonstrate stability.
Connected systems and methodology
The service is delivered as part of a wider system connecting brand, content, technology, search visibility, and maintainability.
Core Web Vitals
We address the causes of LCP, CLS, and INP rather than hiding their symptoms.
Mobile stability
Memory, galleries, lightboxes, and embedded browsers are tested where resource limits are stricter.
SEO and accessibility
Performance work must not remove semantic content, navigation, or accessibility.
Working scope
Scope depends on the current state, number of pages, connected systems, risk, and required depth. We do not use a fictional package price for work that requires proper diagnosis.
Starting scope
Diagnosis, plan, and implementation
scoped individually
Process
Context
We establish the current state, goals, constraints, ownership, and measurable outcome.
Architecture
We define the information, technical, and operational relationships required by the scope.
Implementation
We apply controlled changes in the appropriate content, code, platform, and delivery layers.
Validation
We repeat build, crawl, device, and production checks before considering the work complete.
FAQ
How does a performance optimization engagement begin?
We start with the current state, intended outcome, available access, constraints, and the evidence needed to define a responsible scope.
Is the work limited to Astro or Cloudflare?
No. Technology and infrastructure are selected according to the project, existing environment, maintenance model, and client requirements.
Can this be applied to an existing website?
Yes. The work can begin with an existing platform and does not require a redesign unless the evidence shows that structural change is necessary.
Does this guarantee rankings or AI citations?
No. We improve technical access, clarity, consistency, and evidence. Search engines and generative systems retain control over rankings, presentation, and source selection.
Related case studies
d . media
Own brand and web system built as a working example of the approach.
View case studyYanita
Visual system and materials prepared for real communication use.
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Structured identity and usable files for a digital environment.
View case studyRelated digital specialisms
Web design, development, technical SEO, GEO, performance, and support work as a connected system.
Web Design
Web design by d . media for corporate websites, portfolios, and landing pages with clear architecture, UX logic, and brand consistency.
View specialismWeb Development
Web development by d . media for fast, accessible, maintainable websites with the appropriate stack, integrations, and performance-first architecture.
View specialismTechnical SEO
Technical SEO by d . media covering crawlability, indexing, canonical, hreflang, sitemaps, structured data, internal links, and performance checks.
View specialismGEO and AI Visibility
GEO by d . media for clearer entity understanding, AI citation readiness, content architecture, structured data, and consistent public signals.
View specialismTechnical Support
Technical support by d . media for updates, monitoring, content changes, integrations, incident response, and controlled releases.
View specialismIf the website is slow or unstable, start with a measurable baseline.
Send the URL, affected devices, and available PageSpeed or crash data.