Developer Portfolio Launch Checklist: 25 Essential Steps

Buy a .com or .dev domain with your name (firstnamelastname.com). Configure DNS with your hosting provider and verify propagation. A custom domain is non-negotiable for credibility — yourname.vercel.app signals that you couldn't be bothered with a $12/year investment.

Load your site with `https://` and confirm the browser shows a lock icon. Check that HTTP requests redirect to HTTPS automatically. Most hosting platforms (Vercel, Netlify, Cloudflare Pages) provision SSL automatically, but verify it's working on your custom domain too.

Choose one canonical version (www or non-www) and redirect the other with a 301. Both versions resolving to different content splits your SEO authority in half. Most developers prefer the cleaner non-www version for personal sites.

Create a branded 404 page that includes navigation back to your homepage and key sections. Visitors who hit a broken link should land on something helpful, not a generic hosting provider error page. Include a search box or list of popular pages.

Run WebPageTest.org with a mobile 4G profile and verify Time to Interactive is under 3 seconds. First impressions matter — if a recruiter's phone takes 5 seconds to load your portfolio, they'll move to the next candidate. Optimize images and reduce JS bundle first.

Write a specific title (50-60 chars) and description (120-155 chars) for your homepage, about page, each project page, and blog posts. Include your name, role, and key technologies in the homepage title. These are the first thing people see in Google results.

Generate a sitemap.xml listing all public pages with lastModified dates. Submit it to Google Search Console. For a typical portfolio (10-30 pages), a static sitemap is fine. For a blog with frequent posts, generate it dynamically at build time.

Add your domain to Google Search Console using DNS verification (most reliable). Once verified, check the Coverage report for indexing issues, submit your sitemap, and request indexing of your homepage. This is the single best tool for monitoring your search presence.

Create a 1200x630px OG image for each page showing the page title, your name, and a branded background. When someone shares your portfolio on Twitter, LinkedIn, or Slack, the OG image is what they see. A missing or generic image gets scrolled past; a designed one gets clicked.

Include JSON-LD with `@type: Person` (your name, job title, social profiles, image) and `@type: WebSite` on your homepage. This helps Google build a knowledge panel for your name and associate your website with your professional identity.

Your above-the-fold content should answer three questions in under 5 seconds: who you are, what you do, and what makes you different. Avoid generic statements like 'passionate developer.' Be specific: 'Frontend engineer specializing in React and WebGL, building interactive data visualizations.'

Each project should include: the problem it solved, your specific role, technologies used, outcome/metrics, and a live demo or video link. Recruiters want to understand your decision-making process, not just see that you can build things. Quality over quantity — remove weak projects.

Read every word on your site out loud. Run text through a grammar checker. Ask a friend to review. A typo in your portfolio signals carelessness — the same carelessness a hiring manager will worry about in your code. Pay extra attention to your homepage and project descriptions.

Provide at least email and LinkedIn. Consider adding a contact form for lower-friction outreach. Make the contact section easy to find — in the header nav, the footer, and as a CTA on your homepage. A portfolio without contact info is a wasted opportunity.

Click every link on your site — GitHub repos, live demos, social profiles, blog references. Dead links to deleted repos or changed URLs make you look like you don't maintain your work. External links should use `target='_blank'` with `rel='noopener noreferrer'`.

Run Lighthouse in Chrome DevTools on Performance, Accessibility, Best Practices, and SEO. Score 90+ on all four. As a developer, your portfolio is a code sample — a 65 performance score tells employers you don't care about page speed. Fix every flagged issue.

Convert images to WebP or AVIF. Use `srcset` and `sizes` attributes (or `next/image`) to serve appropriately sized images. A 3MB hero image on mobile is inexcusable on a developer portfolio. Aim for under 200KB per image on mobile viewports.

Analyze your bundle with `webpack-bundle-analyzer` or `vite-bundle-visualizer`. Remove unused dependencies, lazy-load heavy components, and check for duplicate packages. A portfolio with 500KB+ of JavaScript signals over-engineering. Most portfolios should be under 150KB of JS.

DevTools device emulation doesn't simulate real CPU speed, GPU limitations, or network variance. Test on an actual mid-range Android phone and an older iPhone. BrowserStack or physical devices both work. If your Three.js hero animation tanks an old phone, add a reduced-motion fallback.

After launch, check the Core Web Vitals report in Google Search Console after 28 days of data collection. Lab scores (Lighthouse) and field scores (real users) often differ. If field LCP is higher than lab LCP, investigate slow network conditions and server response times.

Set up Plausible, Fathom, or Umami for traffic analytics without cookie banners. If you prefer Google Analytics, configure it with anonymized IPs and a cookie consent banner. Track page views, referrers, and top pages at minimum. You need data to know if your portfolio is actually reaching people.

Use a free tier from UptimeRobot, BetterStack, or similar to ping your site every 5 minutes. Get notified immediately when your portfolio goes down. Nothing is worse than sending a job application with a portfolio link that returns a 500 error.

Post about your launch on social media and relevant communities (Dev.to, Hacker News Show, Reddit r/webdev). Include a screenshot or short video walkthrough. The initial traffic burst helps with indexing speed and provides early feedback on content and UX issues.

Update your GitHub bio, LinkedIn profile, Twitter bio, Stack Overflow profile, npm author field, and email signature with your portfolio URL. Every profile link is a backlink that improves SEO and a touchpoint that drives traffic from people who find you elsewhere.

Set a quarterly calendar reminder to update your portfolio — add new projects, remove outdated ones, update your tech stack, and refresh your bio. A portfolio with '2024 projects' as the latest work in 2026 signals you've moved on. Fresh content also helps SEO rankings.