Websites & web apps forgrowing businesses.
Hi, I'm Gerwyn, a full-stack developer and designer. I build fast, polished websites and custom web apps for businesses in Singapore and around the world, from brochure sites and online stores to booking systems and dashboards.
Businesses I've helped recently
Nasax Roofing Construction
New site · 2026NASAX Roofing Construction specializes in high-quality roofing services, including roof installation, repairs, replacements, and maintenance.
Eshco Hair Studio
New site · 2026A modern, stylish site for a Singapore hair studio, with a service menu, stylist intros, and online booking.
How I can help your business
Business websites
A modern, mobile-first site that helps customers find and trust you, and that you can update yourself after launch.
- Mobile-first & SEO-ready
- Easy-to-update content
- Contact & enquiry forms
Online stores
Sell online with a clean, easy-to-manage store on Shopify or a custom build, with secure checkout from day one.
- Product & cart setup
- Secure checkout
- Simple to manage
Custom web apps
Booking systems, client portals, dashboards, and internal tools, all production-grade apps built end to end with secure logins, payments, and databases.
- Logins & user accounts
- Payments (Stripe)
- Dashboards & databases
Refresh & ongoing care
Got a site that feels dated or slow? I'll refresh the design, speed it up, and keep it healthy, without breaking your search rankings.
- Modern redesign
- Faster load times
- Ongoing support
Not sure which one fits? Send me a quick message and I'll help you figure it out.
Simple, friendly,
and no surprises
From the first hello to launch day, here's exactly how we'll work together.
- 1
Let's chat
A free 20-min call (or coffee, if you're in Singapore) to talk about your business and what you need.
- 2
Quote & plan
I'll send a clear quote with a fixed price and timeline. No surprise charges later.
- 3
Design & build
I'll design your site, share previews along the way, and build it with your feedback baked in.
- 4
Launch & handover
We go live together. I'll walk you through how to update the site yourself, so you can manage it confidently from day one.
An agency that
actually answers your emails.
I'm a one-person agency, so when you hire me, you get me. No sales reps, no junior designers, no being passed around. I'm a full-stack engineer who designs and builds, so your whole project is handled end to end by one person who cares about getting it right.
More about me & how I work→Gerwyn was patient, easy to talk to, and explained everything thoroughly. We were delighted with the process and excited about the results. His consistent communication made us feel well supported throughout.
IvyOwner, Eshco Hair Studio
An engineer, not just a designer
I write clean, production-grade code, the same reliability discipline I bring from supporting enterprise banking systems.
Honest, fixed pricing
One clear quote upfront. No hourly rates that creep up.
Plain English, always
No tech jargon. I'll explain things in a way that actually makes sense.
Built to update yourself
You can change text, photos, and pages without calling me every time.
Reachable, wherever you are
Based in Singapore and working across time zones, so I reply within one working day.
Common questions
Can't find what you're looking for? I'm happy to answer anything directly.
How much does a website cost?+
It depends on size and features, so every project gets its own fixed quote, in your local currency, before we start. As a rough guide, most small-business websites land in the low-to-mid four figures, with larger sites and custom web apps quoted individually. No surprises, ever.
How long will it take?+
Most new websites take 2–4 weeks from our first chat to launch. Refreshes can be done in 1–2 weeks.
Can I update the site myself afterwards?+
Yes. I build every site so you can change text, swap photos, and add new pages on your own. I'll walk you through it before launch.
Do you do online stores?+
Yes. I build simple online stores on platforms that are easy to manage, like Shopify.
What if something breaks after launch?+
Every project comes with 2 revisions of unlimited fixes before launch. After that, you can either reach out anytime (I'll quote per task).
Do I need to provide the words and photos?+
Ideally yes, you know your business best. But if you're stuck, I can help write the words or point you to good stock photography.
Ready for a website your
customers will love?
Tell me a little about your business and what you need. I'll get back to you within one working day, usually faster.
Or email me directly: Gerwyn@merlionagency.com