Custom Web · Web Apps · Conversion-First

Websites engineered to convert, not just impress.

Octagen designs and builds fast, custom websites and web apps around your funnel — instrumented for conversion and built to scale with your business.

  • Conversion-first design and development
  • Fast, modern, SEO-ready builds
  • Analytics and tracking baked in from day one

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Trusted by founders & growing teams

Next.js & ReactHeadless CMSSEO-ReadyCustom Software

Brands we've worked with

  • Carnage logo
  • Zapledger logo
  • Creativeocto logo
  • Blingme logo
  • Sri lanka Fitness Expo logo
  • Thambili Island logo
Octagen rebuilt our store and ran the ads end to end. The difference in how the brand looks — and how it sells — was night and day.
Joel Tillekeratne - Founder, Carnage

We build sites that earn their keep.

Built to convert

Every page is designed around the decision your visitor is trying to make — not just to look good.

Fast & scalable

Modern, performant builds that load fast, rank well and grow with your business.

Own your data

Tracking, analytics and dashboards so you can see what's working and improve it.

What we build

From marketing sites to full web apps — designed, developed and instrumented by one team so nothing falls through the cracks.

  • Website development
  • Custom web apps
  • High-converting landing pages
  • Next.js & React builds
  • Headless CMS development
  • API & CRM integrations
  • Performance & speed optimization
  • SEO foundations
  • Analytics & tracking setup
  • Conversion rate optimization
  • Custom software development
  • Ongoing support & maintenance

How it works

01

Discovery call

We learn your business, goals and where your current site is holding you back.

02

Design & build

We design, develop and instrument everything for conversion, speed and scale.

03

Launch & grow

We ship, measure real behavior and keep optimizing against your goals.

Let's build a site that actually sells.

Book a free, no-pressure call. We'll review your site and goals and show you exactly where the growth is — whether you work with us or not.

Prefer email? info@octagen.io

Questions

What kind of sites do you build?+

Marketing websites, landing pages, custom web apps and internal tools — typically on modern stacks like Next.js and React, or a CMS when that's the right fit.

Do you handle design and development?+

Yes. One team takes it from strategy and design through to development, tracking and launch.

Will my site be fast and SEO-friendly?+

That's the baseline. We build for performance, accessibility and search from the start, and wire up analytics so you can keep improving.

Can you also run the marketing?+

Absolutely. We run full-funnel Meta and Google campaigns, so your site and your ads pull in the same direction.