Deployment · Intermediate
Performance & Core Web Vitals
Measure, prioritise, and ship performance improvements that show up in field data, not only Lighthouse fantasies.
4 weeks · 22 hours · Blended · Sat · 09:30–12:30 GMT
From £540 GBP · Skills summary letter (see FAQ)
Overview
You will profile real sites, separate lab vs field signals, and sequence fixes that survive content edits after you leave.
What you work through
- Chrome DevTools deep dives with filmstrip discipline
- Lazy loading media without layout thrash
- Font loading strategies that respect brand guidelines
- Image pipeline decisions: formats, CDN caching, `srcset` math
- Third-party script containment tactics
- Performance budgets expressed for PMs in business language
- Regression alerts using lightweight CI budgets
Outcomes
- Ship a prioritized backlog tied to user-facing metrics
- Present before/after RUM charts with honest caveats
- Embed guardrails into your deployment checklist
Lead contact
Morgan Ellis
Curriculum designer — performance chapter partner with product teams.
Practical questions
Do I bring my site?
Yes — or we provide a comparable case study with permission.
Framework specific?
Techniques apply broadly; React examples appear where helpful.
Certificate?
This elective issues a skills summary letter instead of a certificate — stated upfront.
Participant notes
Field vs lab module stopped us chasing 100 Lighthouse for vanity — Performance & Core Web Vitals reframed our sprint goals.
Short course — wanted one more week on bundle splitting, but mentors were upfront about scope.
Ready to talk scope? Request information — we respond within two business days for general enquiries. See Money-Back Policy for cooling-off terms.