# Brand, Marketing & SEO > Selected work demonstrating this service. - [Increased brand popularity by 200x through successful brand development across offline and online platforms.](https://engineer.company/portfolio/increased-brand-popularity-by-200x-through-successful-brand-1/) - [Drove brand engagement and loyalty by 100% through market trend analysis and consumer behavior insights.](https://engineer.company/portfolio/drove-brand-engagement-and-loyalty-by-100-through-2/) - [Drove client web success by combining custom website development and design with SEO, content strategy and copywriting.](https://engineer.company/portfolio/drove-client-web-success-by-combining-custom-website-91/) - [Replaced 27 rendered font sizes whose nearest neighbours were 0.6% apart with a six‑step Major Third scale, and wrote the linter that fails the twenty‑eighth.](https://engineer.company/portfolio/replaced-27-font-sizes-with-a-six-step-scale-129/) - [Generated 495 achievement pages across three languages from a read‑only SQLite export, with the page address authored as data so that correcting a sentence no longer moved the page and broke the link.](https://engineer.company/portfolio/generated-321-achievement-pages-from-a-sqlite-export-132/) - [Closed the colour system at 28 documented colours with a linter that fails a value painted but undocumented, documented but unpainted, mis‑measured, respelled as a literal, or within a perceptual distance of 0.02 of one already there.](https://engineer.company/portfolio/closed-the-colour-system-at-28-colours-133/) - [Replaced 963 anonymous structured‑data blocks that restated the company 1,671 times with one linked graph of 16 types minted from stable origin identifiers.](https://engineer.company/portfolio/replaced-963-structured-data-blocks-with-one-graph-138/) - [Cut the stylesheet bundle from 87 KB to 31 KB by taking a base64 font out of it, and dropped 756 KB across 22 files that were published on every deploy and referenced by nothing.](https://engineer.company/portfolio/cut-the-stylesheet-bundle-from-87kb-to-31kb-139/) - [Fixed a sitemap where 172 of 176 URLs shared one modification timestamp, by taking the date from git history after establishing that the export rewrites every file on every run.](https://engineer.company/portfolio/fixed-a-sitemap-with-one-shared-timestamp-140/) - [Built a 48‑token design system on the platform's own glass material and wrote the linter that rejects a magic number, a hardcoded font size, or an animation that ignores the reduce‑motion preference.](https://engineer.company/portfolio/built-a-48-token-design-system-160/) - [Built the company's icon and favicon sets from two hand‑made drawings, with every derived asset regenerated by script and a check that fails when a derived file was committed before its source.](https://engineer.company/portfolio/built-the-visual-identity-from-two-drawings-164/)