Next.js/Core Web Vitals Performance Audit
Hit Core Web Vitals p75 targets with a focused 2-week audit. We analyze your Next.js app across code, infrastructure, and user journeys to deliver a prioritized backlog with measurable LCP, INP, and CLS improvements.
Core Web Vitals Impact Your Bottom Line
Google's Core Web Vitals directly affect search rankings, user experience, and conversion rates. Poor performance costs you traffic, revenue, and competitive advantage.
Comprehensive Performance Analysis
Real User Monitoring (RUM)
- • Chrome User Experience Report (CrUX) analysis
- • Google Analytics 4 Core Web Vitals data
- • Custom performance logging setup
- • Field data vs lab data correlation
Rendering & Code Optimization
- • Bundle size analysis and code splitting
- • Image optimization and lazy loading
- • Font loading strategies and FOUT prevention
- • Hydration performance and SSR optimization
Infrastructure & Caching
- • Edge/CDN caching strategy optimization
- • SSR/ISR/SSG strategy evaluation
- • Network waterfall analysis
- • Third-party script impact assessment
User Journey Analysis
- • Critical user path performance mapping
- • Mobile vs desktop performance gaps
- • Geographic performance variations
- • Device and connection impact analysis
What You Get: Actionable Performance Roadmap
Prioritized Performance Backlog
- • Expected p75 improvements for each optimization
- • Development effort estimates (hours/complexity)
- • Business impact scoring and ROI calculations
- • Quick wins vs long-term improvements
Performance Diagnostics Report
- • Annotated flamegraphs and performance traces
- • Critical rendering path analysis
- • Bundle analysis with optimization opportunities
- • Third-party script impact assessment
Implementation Guidelines
- • Step-by-step implementation instructions
- • Code examples and configuration templates
- • Testing strategies and validation methods
- • Performance monitoring setup guide
Performance Budget & Monitoring
- • Custom performance budget recommendations
- • Continuous monitoring strategy
- • Alert thresholds and escalation procedures
- • Performance regression prevention
2-Week Sprint Process
Week 1: Discovery & Analysis
Deep dive into your current performance
Days 1-3: Data Collection
- • RUM data analysis (CrUX, GA4)
- • Lab testing setup and baseline
- • Code repository analysis
- • Infrastructure assessment
Days 4-5: Analysis & Findings
- • Performance bottleneck identification
- • Critical path analysis
- • Opportunity assessment
- • Initial findings presentation
Week 2: Strategy & Roadmap
Actionable recommendations and implementation plan
Days 6-8: Solution Design
- • Optimization strategy development
- • Implementation approach design
- • Performance budget creation
- • Monitoring strategy planning
Days 9-10: Delivery & Handoff
- • Final report compilation
- • Prioritized backlog delivery
- • Implementation guidelines
- • Knowledge transfer session
Why Choose Our Performance Audit
Focused Expertise
18+ years of Next.js and performance engineering experience. We know exactly where to look and what moves the needle.
Rapid Results
2-week sprint delivers immediate value. Get quick wins implemented while planning long-term optimizations.
Data-Driven
Real user data, not just lab scores. We optimize for actual user experience and business metrics that matter.
Investment & Timeline
Ready to improve your Core Web Vitals and boost conversions? Let's discuss your specific performance challenges and goals.
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Whether you’re scaling a startup or modernizing an enterprise, we help ambitious teams move faster.