Performance and Deployment Training

Optimize and ship production-grade Svelte applications with this advanced 2-day training. Learn to analyze bundles, eliminate performance bottlenecks, configure adapters for various hosting platforms, and implement deployment workflows that deliver fast, reliable user experiences.

Training Details

Duration	2 days (16 hours)
Level	Advanced
Delivery	In-person, Live online, Hybrid
Certification	N/A

Who Is This For?

• Senior developers optimizing Svelte applications for production
• DevOps engineers deploying SvelteKit to various platforms
• Performance engineers reducing load times and bundle sizes
• Teams preparing Svelte applications for high-traffic production use

Learning Outcomes

After completing this training, participants will be able to:

• Analyze and reduce JavaScript bundle sizes with tree shaking and code splitting
• Profile and optimize Svelte component rendering performance
• Configure SvelteKit adapters for Node, Vercel, Cloudflare, and static hosting
• Implement image optimization, font loading, and asset caching strategies
• Set up CI/CD pipelines for automated Svelte application deployment
• Monitor production applications with Core Web Vitals and real-user metrics

Detailed Agenda

Day 1: Performance Optimization

Module 1: Bundle Analysis and Optimization

• Vite build analysis with rollup-plugin-visualizer
• Tree shaking effectiveness and side-effect detection
• Code splitting with dynamic imports
• Dependency optimization and deduplication
• Hands-on: Reduce a sample app bundle size by 50%

Module 2: Runtime Performance

• Svelte compiler output and DOM update patterns
• Avoiding unnecessary reactivity triggers
• Large list rendering with virtual scrolling
• Memory management and component cleanup
• Hands-on: Profile and optimize a data-heavy dashboard

Module 3: Loading Performance

• Critical rendering path optimization
• Font loading strategies and FOUT prevention
• Image optimization with `@sveltejs/enhanced-img`
• Prefetching and preloading resources
• Service workers and offline caching
• Hands-on: Achieve a Lighthouse score above 95

Day 2: Deployment and Production Operations

Module 4: SvelteKit Adapter Configuration

• Node adapter for traditional server deployment
• Vercel adapter with edge functions and ISR
• Cloudflare Pages and Workers adapter
• Static adapter for CDN-hosted sites
• Custom adapter development
• Hands-on: Deploy the same app to three platforms

Module 5: CI/CD and Build Pipelines

• GitHub Actions workflows for SvelteKit
• Build caching and incremental builds
• Preview deployments for pull requests
• Environment variable management across stages
• Hands-on: Set up automated deployment pipelines

Module 6: Production Monitoring

• Core Web Vitals tracking and optimization
• Real-user monitoring integration
• Error tracking with Sentry
• Performance budgets and regression alerts
• SSR performance monitoring and caching
• Hands-on: Instrument an app with production monitoring

Prerequisites

• Strong Svelte and SvelteKit experience
• Understanding of web performance fundamentals
• Familiarity with build tools (Vite, Rollup)
• Basic CI/CD and deployment knowledge

Delivery Formats

Format	Description
In-Person	On-site at your company's location, hands-on with direct interaction
Live Online	Interactive virtual sessions with screen sharing and real-time labs
Hybrid	Combination of on-site and remote sessions, flexible scheduling

All formats include hands-on labs, course materials, deployment templates, and post-training support.