You will get Build & Launch A/B Tests (HTML/CSS/JS) in Optimizely, VWO, Convert & More

Project details
You will get high-quality A/B test development that helps your business improve conversions through data-driven experimentation. With 5+ years of experience and 2000+ A/B tests built across SaaS, eCommerce, and B2B industries, I specialize in coding pixel-perfect experiments using HTML, CSS, and JavaScript. I work with leading CRO tools like VWO, Optimizely, Convert, Adobe Target, Mutiny, and Kameleoon. What sets me apart is my end-to-end approach — from test setup, clean coding, QA across devices/browsers, to smooth deployment in your chosen platform. The work I deliver is reliable, optimized, and designed to give your team actionable insights that drive real business growth.
Programming Languages
HTML & CSS, JavaScriptCoding Expertise
Cross Browser & Device Compatibility, PSD to HTML, Performance OptimizationWhat's included
| Service Tiers |
Starter
$120
|
Standard
$450
|
Advanced
$900
|
|---|---|---|---|
| Delivery Time | 2 days | 7 days | 12 days |
Number of Revisions | 1 | 2 | 3 |
Number of Sections | 1 | 3 | 6 |
Opt-In Form | - | - | - |
Autoresponder Integration | - | - | - |
Social Media Icon Integration | |||
Responsive Design |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$50 - $200
Additional Revision
+$40
Additional Section
(+ 1 Day)
+$100
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SM
Siddharth M.
Sep 29, 2024
VWO webpage building
Sonu did a great job with an A/B test development project and his Front end work was great. The dev matched the design and the test went smoothly. I highly recommend him!
About Sonu
Front End developer | CRO developer | A/B Testing | HTML,CSS,JS
Surat, India - 4:37 am local time
What I Offer:
⭐ Pixel-Perfect Design: I excel in bringing your design concepts to life with meticulous attention to detail.
⭐ PSD to HTML: I transform your design files into fully functional and responsive web pages.
⭐ W3C Validated Code: My code is clean, organized, and adheres to industry standards.
⭐ Responsive Design: I ensure your website looks impeccable on all devices and screen sizes.
⭐ Bootstrap Expertise: I leverage the power of Bootstrap to create modern and efficient web solutions.
⭐ Interactive Features: From dynamic sliders to smooth scrolling effects, I incorporate engaging elements into your site.
⭐ Cross-Browser Compatibility: Your website will work seamlessly across all major browsers.
⭐ A/B Testing: I develop and execute A/B tests to enhance user experience and improve CRO.
Experience:
🎨 Front-End Developer:
🌟 Led teams to build visually appealing, functional websites and apps.
🎨 Specialized in dynamic user experiences and high-quality code.
🛠️ A/B Testing Specialist:
🔬 Developed and executed 3000+ A/B tests.
📈 Worked with major clients to improve their CRO strategies.
Skills:
🖥️ Languages: HTML, CSS3/SASS, JavaScript
🧪 Testing: Google Optimize, VWO, Optimizely, Mutiny, Convert, Varify, Adobe Target, intelligems etc
🔄 Version Control: Git, GitHub
Why Choose Me?
✅ Communication: I believe in open and transparent communication to understand your needs thoroughly.
✅ Fast Delivery: I value your time and deliver projects promptly without compromising quality.
✅ Live Preview: You'll have the opportunity to see the progress and provide feedback before the final delivery.
✅ Client Satisfaction: Your satisfaction is my top priority, and I guarantee your project's success.
✅ Flexibility: I build your website with the flexibility for you to make future changes easily.
Let's Connect:
Looking to enhance your CRO strategy or need a top-notch front-end developer? Let's collaborate! Reach out to discuss how I can help your team achieve its goals.
Steps for completing your project
After purchasing the project, send requirements so Sonu can start the project.
Delivery time starts when Sonu receives requirements from you.
Sonu works on your project following the steps below.
Revisions may occur after the delivery date.
Initial review & setup
I analyze your goals, designs, and platform to ensure the test is feasible.
Development
Code the A/B test using HTML, CSS, and JavaScript (optimized for performance)