Proof, not promises.

These website case studies start with a business problem and end with a number. Here is what changed for each client.

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How to read them

What these website case studies have in common

Every one of these website case studies follows the same structure: the business problem, what I built, and the result that changed for the client. That format exists for a reason. A testimonial tells you someone was happy; a case study shows you whether the same approach could work for your business.

Website case studies by Rayhan Chowdhury
01

Different industries, the same method

The projects range from an optician selling frames online to a car rental company taking bookings 24/7, a personal brand turning an audience into paying students and a SaaS product that needed to explain itself in five seconds. The industries differ, but the method is identical: research the buyer, write the message first, then design and build around it.

02

Results you can measure

Each case study lists its key numbers, such as more online orders, a higher share of direct bookings or more trial signups. The numbers come from the analytics set up during the project, so improvements can be tracked month after month instead of guessed.

03

Find the closest match to your situation

Use the filter above to show projects by industry. If you run an online store, start with Ottica Bella. If bookings are your main problem, read House Rent SRL or Andalucia Sensation. For more on why case studies sell better than testimonials, see the Nielsen Norman Group research on how quickly visitors decide to stay.

04

Why the numbers matter for you

Website case studies are only useful if they help you predict your own result. That is why each one explains the starting point as well as the outcome: the traffic the business already had, the main obstacle and the change that removed it. If your situation looks similar, the same approach is likely to work for you.

05

From case study to your project

Every project you see here began with a short project review. I looked at the website, the market and the goal, then recommended the smallest change that could make a measurable difference. Sometimes that was a full rebuild, sometimes only a new homepage and booking flow. If you would like the same review for your business, request a project review and I will reply within 24 hours with an honest recommendation.

New website case studies are added as projects launch and collect enough data to report real results, so check back or follow the blog for the latest work and lessons learned.

In their words

Clients who'd hire me again

Rated 5 out of 5

"Rayhan didn't just build a website, he rebuilt how we sell. He asked questions about my customers that no designer ever asked me."

Kelly Richey
Kelly Richey
Founder, United States
Rated 5 out of 5

"Fast, clear and honest. Every revision was done the same day."

Saad
Saad
Business owner, France
Rated 5 out of 5

"He thinks like a marketer and builds like an engineer. Rare combination."

Nikke
Nikke
Founder, Germany