Edge Experimentation Layer

A/B Testing Without
Code or Delays

Run front-end experiments at the edge with full control over traffic and variations — no backend, no deployments, no dev tickets.

User Request

Real traffic · any segment

✦ Ninja Rules Engine

Assigns variant by traffic rules

Variant A

Original or control

Variant B

New experience

Metrics

Conversion · CTR · engagement

Traffic logic
50 / 50 split 70 / 30 split Geo targeting Device type Referrer source Custom rules Session cookie
The Problem

Experiments Are Too Slow to Launch

Most teams want to run more experiments. The bottleneck isn't ideas — it's execution. Every A/B test requires developer time, a deployment window, and weeks of setup. By the time results come in, the business context has changed. Slow experimentation kills growth.

01
Requires developers

Every test variant needs code. Dev tickets pile up, sprints get overloaded, and experiments wait in a queue for weeks before launching.

02
Slow deployment cycles

Each new variant goes through staging, review, and release. A single headline test can take a full sprint — by which time the opportunity is gone.

03
Complex integrations

Traditional A/B tools bolt onto your frontend with heavy scripts, slow page loads, and flicker. Integration takes weeks, maintenance takes engineers.

04
Limited variant options

Most tools let you swap text or hide elements. You can't test full layout changes, script injections, or SEO variations without custom engineering work.

05
No real traffic control

Random splits with no business logic. You can't target by geo, device, referrer, or session state without building a custom layer on top.

06
Backend dependency

Server-side experiments require backend changes, API work, and coordination across teams. Agility is sacrificed for every hypothesis you want to test.

The Solution

Run Experiments
at the Edge

NinjaWeb5 operates between the origin and the browser — intercepting every request and applying your experiment rules before the page reaches the user. No scripts injected, no flicker, no backend changes required.

  • No backend changes required
  • No deployment cycles or release windows
  • Launch an experiment in minutes, not weeks
  • Full control over traffic with rule-based logic
  • Test UI, UX, SEO, and scripts simultaneously
Experiment setup
Target
url = /pricing AND referrer = google
Traffic split
Variant A → 50% · Variant B → 50%
Transformation
replace_text( h1, "Get started free" )
replace_attr( .cta-btn, "class", "cta-green" )
Status
Live — launched instantly
Core Capabilities

What You Can Test

Title & Meta Experiments

Test different page titles, meta descriptions, and H1 headings to improve organic CTR and search snippet performance — no CMS or dev access needed.

Examples
  • SEO headline variations for SERP CTR
  • Different meta descriptions per query intent
  • Search snippet optimization testing
  • Title tag format experiments

CTA Variations

Test call-to-action copy, button styles, colors, and placement. Find the exact combination that drives more clicks and conversions for each audience segment.

Examples
  • "Buy Now" vs "Get Started" vs "Try Free"
  • Button color and size variants
  • CTA positioning — above or below fold
  • Urgency copy and countdown triggers

Layout Experiments

Reorder sections, hide elements, or inject new blocks to test which page structure converts best — without touching the source HTML or creating separate pages.

Examples
  • Reorder page blocks for different audiences
  • Hide or show sections based on rules
  • Alternative hero layouts and structures
  • Simplified vs full navigation tests
Variant A — 60% Variant B — 40%

Rule-Based Traffic Control

Go beyond random splits. Route traffic to variants based on geo, device type, referrer, URL parameters, session cookies, or any combination of business rules.

Traffic logic
  • % split — 50/50, 70/30, or custom ratio
  • Geo-based routing — country or region
  • Device type — mobile vs desktop
  • Referrer — organic, paid, direct, social
Process

How A/B Testing Works

01
Connect your site

Route traffic through Ninja with a DNS change or script tag. No code changes required on the origin.

02
Define variants

Specify what changes — CTA copy, hero heading, button color, layout order, or any element on the page.

03
Set traffic rules

Configure who sees what — random split, geo, device, referrer, or any combination of conditions.

04
Apply transformations

Ninja modifies the response at the edge — each user gets their assigned variant, consistently and without flicker.

05
Launch instantly

No deployment. No release. Activate the experiment and it's live within seconds across all traffic.

Interactive Demo

Try A/B Testing Live

Traffic split A: 50% · B: 50%
Variant A 50% traffic Control
yoursite.com/pricing
Variant B 50% traffic Challenger
yoursite.com/pricing
Use Cases

Real Experimentation Use Cases

01
Increase conversion rate

Test CTAs, headlines, and pricing page copy to find which combination drives the most sign-ups and purchases — without waiting for a sprint to start.

02
Test UX hypotheses

Move the hero CTA above the fold. Simplify the nav. Remove friction from checkout. Validate every UX assumption against real traffic, not focus groups.

03
SEO experiments

Test different title tags and meta descriptions to improve organic CTR. Run content structure experiments and measure which version ranks and converts better.

04
Optimize landing pages

Run campaigns to multiple landing page variants without creating duplicate pages. Target paid, organic, and direct traffic with different experiences.

05
Personalization experiments

Test geo-specific offers, device-specific layouts, and referrer-matched messaging. Combine segmentation with experimentation at the edge — no backend required.

06
Fast marketing tests

Launch a new offer page, test three headline variants for a campaign, measure results, and scale the winner — all within the same business day, no dev involved.

Why Edge A/B

Traditional A/B Testing vs Edge Testing

ChallengeTraditional A/B ToolsNinjaWeb5 Edge Testing
Setup time Days to weeks of integration work Minutes — connect, define, launch
Who runs tests? Requires developer for every variant Growth, product, or marketing team
Traffic logic Random % split only Rule-based: geo, device, referrer, session
What can be tested Text and simple element swaps UI, UX, SEO, layout, scripts — anything
Backend dependency Server-side tests require engineering Fully edge — no backend changes
Page performance Client-side scripts cause flicker and lag Applied before response — zero flicker
Rollback Another deployment required One click to pause or stop the experiment
You're not testing code.
You're testing what users actually see —
the real output, in the real browser.
Why It Matters

Experiment Faster,
Learn Faster

Faster iteration

Launch experiments in minutes. Iterate daily, not monthly.

🧪
More experiments

Remove the dev bottleneck and run 10× more tests per quarter.

📈
Better conversion

Find winning variants faster and ship them with confidence.

🙅
Less dev dependency

Growth teams run experiments without touching engineering backlog.

🎯
Real-time control

Pause, adjust, or stop any experiment instantly — no deploy needed.

Start Experimenting Today

Run your first A/B test in minutes — no dev, no deployment,
no backend changes required.