Backlinks belong to off-page SEO, not technical SEO. Technical SEO deals exclusively with your site's infrastructure: how search engines crawl it, how fast pages load, whether your XML sitemaps are clean, if your canonicals are set correctly, and whether JavaScript renders properly for Googlebot. These are all things you control within your own server and codebase. Backlinks happen externally—other sites linking to yours—so they sit in a different bucket entirely. The confusion comes from the fact that both affect rankings and both require some level of technical understanding. Diagnosing toxic backlinks or setting up proper redirect chains after acquiring links does involve technical thinking, but the links themselves are editorial signals, not architectural ones. Google's ranking algorithm has always separated how it evaluates your site's technical health from how it evaluates your link profile. One measures infrastructure quality, the other measures authority and relevance signals from the broader web. At Ottawa SEO, we treat technical audits and link acquisition as parallel workstreams. A site can have flawless technical SEO—perfect Core Web Vitals, zero crawl errors, ideal schema markup—and still rank poorly if it has no backlinks. Conversely, we've seen sites with mediocre technical foundations rank well temporarily on link strength alone, though they hit a ceiling fast. The two need each other, but they're distinct disciplines. Where they intersect: if your technical SEO is broken—say, your robots.txt blocks Googlebot or your site has severe speed issues—inbound links lose effectiveness because Google struggles to crawl and index the pages being linked to. Fix the technical layer first, then the links you build actually move the needle. But the links themselves remain off-page signals, not part of your site's technical stack.