Performance Engineering
Also called Core Web Vitals optimisation — the same systematic speed work, engineer-led.
Sub-second load times and flawless Core Web Vitals through systematic performance optimisation. We deliver 100/100 Lighthouse scores and guaranteed sub-2s LCP.
Photo: bluefountainmedia / Flickr, CC BY 2.0
The high-velocity advantage
In the modern landscape, speed isn't a luxury — it's a ranking factor. Google's Page Experience signals mean every millisecond counts toward your search visibility, and slow pages lose visitors regardless of where they rank.
We decompose your technical stack to eliminate bottlenecks, restructure rendering paths, and make sure your infrastructure is optimised for both bots and humans. Findings often overlap with what surfaces in our technical SEO audits, so the two services are built to run together.
Core optimisation verticals
Core Web Vitals
Precision tuning for LCP, INP, and CLS to meet Google's most demanding performance benchmarks.
Image & Media
Next-gen format implementation and adaptive loading strategies for visual-heavy digital experiences.
JS Performance
Code splitting, tree shaking, and execution deferral to minimise main-thread blocking time.
Server & Infra
Edge deployment, advanced caching layers, and TTFB reduction via architecture shifts.
Render Optimisation
Refining the critical rendering path to deliver content to the screen in the shortest possible time.
Mobile Performance
Network-aware asset loading and CPU-sensitive code execution for the global mobile user.
Systematic execution path
A repeatable methodology from raw telemetry to sustained gains.
Baseline
Telemetry and field-data gathering to establish your true starting point, not a lab-only snapshot.
Architecture Review
Bottleneck identification across rendering path, JavaScript execution, and server response.
Execution
Systematic deployment of fixes directly into your codebase and infrastructure.
Monitoring
Continuous performance tracking so gains hold after launch instead of decaying with each release.
Engineering deliverables
Not a one-time report. A working set of tools and fixes your team keeps using after we're done.
01. Full Performance Audit
A deep-dive technical report covering every bottleneck we found and why it matters.
02. Implementation Plan
A step-by-step technical roadmap your development team can act on directly.
03. CI/CD Pipeline Setup
Automated speed-regression checks that catch performance drops before they ship.
04. Bundle Analysis
A granular JS/CSS dependency map showing exactly what's weighing pages down.
05. Custom Speed Dashboard
Real-time Core Web Vitals monitoring built around your actual traffic, not a synthetic sample.
06. Comparative Reports
Before-and-after benchmarks that make the improvement easy to report internally.
Frequently asked questions
What is Performance Engineering?
Performance Engineering is our term for Core Web Vitals optimisation — the systematic work of reducing load time, rendering delay, and layout instability so a site meets Google's Page Experience benchmarks and loads fast for real visitors, not just synthetic test runs.
What results can I expect from Core Web Vitals optimisation?
Across engagements we typically see an average 40% speed improvement, with sites landing 100/100 Lighthouse scores and Largest Contentful Paint under 2.0 seconds. Exact gains depend on your current stack and traffic profile, which we quantify during the baseline phase.
Do Core Web Vitals actually affect search rankings?
Yes. Google's Page Experience signals fold Core Web Vitals — LCP, INP, and CLS — directly into ranking systems, and slow, unstable pages also lose conversions regardless of ranking position. Treating speed as a technical SEO input, not a nice-to-have, is the basis of this service.
How is Performance Engineering different from a one-off speed audit?
A one-off audit hands you a list of problems. We run the full lifecycle: baseline telemetry, architecture review, hands-on execution across your codebase and infrastructure, and a CI/CD pipeline that flags speed regressions automatically, so gains hold after launch instead of decaying over the next few releases.
Will this work alongside a technical SEO audit or security review?
Yes — Core Web Vitals findings routinely surface during our technical SEO audits, and performance work is scoped to complement rather than duplicate that process. If your stack includes AI-generated code, we also recommend pairing this with a Vibe Code Security Audit, since speed and security fixes often touch the same files.
Ready for blazing-fast performance?
Schedule a consultation with our lead performance engineer and see where your site is losing time — and rankings.
Start Performance Engineering