- Avg load time
- <0.5s
- Artists worldwide
- 40K+
- Daily visitors
- 400+
Technical SEO for Websites
The code-level SEO foundations that determine whether search engines can find, understand, and rank your website. Built by developers who write the code - not marketers who recommend changes.
- 5.0 client rating
- 10+ years in business
- Los Angeles office
60K+Active listings
4.5MMonthly views
Technical SEO That Developers Build Right
Technical SEO is where web development and search engine optimization overlap. It is not about keywords or content strategy - it is about the code, architecture, and server configuration that determine whether Google can effectively crawl and rank your website.
Most SEO agencies audit technical issues but cannot fix them. They hand you a report and tell you to ask your developer. At CodeVix, we are the developers. When we identify a technical SEO issue, we fix it directly in code. No middleman, no miscommunication, no delays. Our SEO-friendly web design approach means many of these issues never occur in the first place.
Websites Built by CodeVix
- PageSpeed score
- 90+
- Bounce rate drop
- 20%+
- Avg load time
- <2s
- Active listings
- 20K+
- Traffic growth
- 3x
- Avg load time
- <2s
Core Technical SEO Elements
Core Web Vitals
LCP, FID, and CLS optimization through server-side rendering, image optimization, font loading strategies, and JavaScript bundle optimization. Measured and verified with Lighthouse.
Structured Data / Schema
JSON-LD schema markup for Organization, LocalBusiness, Service, FAQ, HowTo, Article, Product, and breadcrumbs. Enables rich results and knowledge panels in search.
Server-Side Rendering
Pre-rendered HTML with Next.js SSR and SSG. Search engine crawlers receive fully rendered content without depending on client-side JavaScript execution.
Crawlability & Indexing
XML sitemaps, robots.txt, canonical tags, hreflang for multilingual sites, and proper internal linking. Ensuring every important page is discovered and indexed correctly.
Code splitting, tree shaking, image compression (WebP), lazy loading, CDN configuration, caching headers, and minimal third-party scripts. Sub-3-second load times on all devices.
Mobile Optimization
Mobile-first responsive design, touch-friendly navigation, optimized viewport configuration, and mobile page speed. Critical for Google's mobile-first indexing.
Our Technical SEO Stack
Our technology choices are inherently SEO-friendly. Here is how our stack supports technical SEO out of the box:
- Next.js - Server-side rendering and static site generation for instant crawlability. Automatic code splitting, image optimization via next/image, and built-in performance features.
- React - Component-based architecture with semantic HTML output. Clean, predictable DOM structure that search engines can parse reliably.
- Semantic HTML5 - Proper use of header, main, nav, article, section, and aside elements. Not div soup - meaningful markup.
- JSON-LD Schema - Machine-readable structured data embedded in every page. Google's preferred format for schema markup.
- Vercel / Node.js - Edge network deployment with global CDN, automatic HTTPS, and server-side rendering at scale.
Technical SEO Audit
Already have a website? We offer technical SEO audits that identify specific issues holding back your search performance. Our audit covers:
- Crawl analysis - How search engines navigate your site, blocked resources, crawl budget waste, and orphan pages.
- Indexing health - Pages indexed vs. submitted, duplicate content, canonical issues, and noindex/nofollow usage.
- Performance audit - Core Web Vitals scores, page load times, render-blocking resources, and optimization opportunities.
- Structured data review - Missing or incorrect schema markup, validation errors, and rich result opportunities.
- Mobile usability - Touch targets, viewport configuration, content sizing, and mobile-specific performance.
- Security - HTTPS configuration, mixed content issues, security headers, and safe browsing status.
New Build vs. Technical SEO Retrofit
Building technical SEO into a new website is faster and more cost-effective than retrofitting it onto an existing one. When we design and build your website from scratch, every technical SEO element is baked in from line one. No patches, no workarounds, no technical debt.
That said, we regularly improve technical SEO on existing websites too. Whether it is a full redesign or targeted performance improvements, we can diagnose and fix the issues that are holding your site back.
What Our Clients Say
“CodeVix redesigned our entire website and we are getting more leads than ever before. Professional, responsive, and easy to work with.”
Dana L.Owner, RL RemodelingFix Your Technical SEO
Get a free technical SEO assessment. We will identify the most impactful issues and recommend a clear action plan to improve your search performance.
Get a Free AssessmentTechnical SEO FAQ
What is technical SEO?
Technical SEO covers the behind-the-scenes elements that help search engines crawl, index, and rank your website. This includes site speed, mobile responsiveness, structured data, XML sitemaps, robots.txt configuration, canonical tags, HTTPS, server-side rendering, and Core Web Vitals optimization.
Why is technical SEO important for a new website?
A new website with weak technical SEO may never get properly indexed by Google, regardless of how good the content is. Technical SEO ensures search engines can discover, crawl, understand, and rank your pages. Getting this right from launch accelerates your path to organic traffic.
What are Core Web Vitals?
Core Web Vitals are Google's metrics for page experience: Largest Contentful Paint (loading speed), First Input Delay (interactivity), and Cumulative Layout Shift (visual stability). These are confirmed ranking factors that directly affect your search visibility.
How does server-side rendering help SEO?
Server-side rendering (SSR) delivers fully rendered HTML to search engine crawlers, ensuring all content is immediately visible for indexing. Client-side rendered JavaScript apps may not be fully crawled by search engines, leading to missed content and lower rankings.
Do you fix technical SEO on existing websites?
Yes. We audit existing websites for technical SEO issues and implement fixes. Common problems we resolve include slow page speed, missing schema markup, crawl errors, broken internal links, missing meta tags, poor mobile experience, and JavaScript rendering issues.
What structured data do you implement?
We implement schema.org structured data including Organization, LocalBusiness, Service, Product, FAQ, HowTo, Article, BreadcrumbList, and WebSite schemas. The specific types depend on your business and pages. Structured data enables rich results in Google that drive higher click-through rates.
How do you measure technical SEO performance?
We use Google Search Console for indexing and crawl data, Google PageSpeed Insights and Lighthouse for Core Web Vitals, Screaming Frog for technical audits, and schema validation tools for structured data. These tools provide concrete metrics to measure and improve technical SEO.
Is technical SEO a one-time thing?
The foundation is built once during website development, but technical SEO requires ongoing monitoring. Google updates its algorithms and ranking factors regularly, new pages need proper markup, and site performance needs monitoring. We recommend quarterly technical SEO reviews.
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Trusted by 25+ businesses worldwide - 10+ years experience