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Website development services

We build fast, responsive marketing and corporate websites on Webflow, WordPress or React / Next.js – with a CMS your team can manage and SEO built in.
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Projects successfully launched for clients

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Years in Web & UX Design

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International Design Awards

About Service

Website development from design to launch

Our development team turns website designs into fast, accessible, production-ready sites. We build custom frontends with React, Next.js, TypeScript and Tailwind CSS, add 3D and motion with Three.js and GSAP, or build on Webflow and WordPress when your marketing team needs to edit content without developers. Recent builds include the Bravo1Alpha defense tech website (React, TypeScript, Three.js), the Simply Contact corporate website and the EdCamp education website (WordPress), the Elevated Signals website (Webflow) and the Radioactive Crocs Club 3D website. Every site ships with on-page SEO, schema markup and performance tuning.

Real-time collaboration

Hey!

We have the design. Can you build it in Webflow?

Hi Philip!

Yes. Send the Figma file and we will start with a build plan.

Works

Selected works

Neo Vision

See work
Year
2024
Niche
AI Products

Mad Dogs

See work
Year
2026
Niche
Web3

Bravo1Alpha

See work
Year
2026
Niche
Defense Tech

Elevated Signals

See work
Year
2026
Niche
SaaS

Yawn

See work
Year
2025
Niche
Web3
View All Works
Communication

Always in sync, from day one to launch

01

Early wins

  • First results within a week of kicking off
  • You see real direction early, while there's room to adjust
  • No long silent stretch before you see anything
02

How we work

  • Weekly reviews of designs and staging builds
  • Your feedback goes straight into the next round, not a backlog
  • Nothing goes live without your sign-off
03

Staying in touch

  • Slack or WhatsApp for day-to-day questions
  • Scheduled calls to walk through results and gather feedback
  • Team available 10:00–18:00 Kyiv time (UTC+3)
What you get

Each stage is clearly scoped and delivered, so you stay in control at every step

01

Build Plan

  • Platform recommendation: Webflow, WordPress or custom code
  • CMS and content model
  • Integrations: CRM, forms, analytics, payments
  • Timeline and staging plan
02

Development

  • Responsive frontend, pixel-perfect to the design
  • Motion: scroll, transitions, hover, 3D
  • CMS setup and content migration
  • Forms, CRM and analytics integrations
03

Launch & Support

  • On-page SEO, schema markup and llms.txt
  • Performance and Core Web Vitals tuning
  • Cross-browser QA and deployment
  • Ongoing support and new pages
Our Process

A design and development partner bringing process, precision and creative thinking to your product

Timeline & Process

+8 experts
Portrait of a woman with short dark hair wearing a beige blazer against a neutral background.Side profile of a young person wearing a beige baseball cap and a black jacket with a white collar against a plain background.Smiling man with short curly brown hair wearing a dark maroon turtleneck against a beige background.
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Project time: 8 weeks
01
Brief
Scope
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Agreement
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Kickoff
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Design
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Delivery
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Support
Our clients

Trusted by product teams across the US and Europe

Umami View

Healthcare

Edway

Education / EdTech

Ply

Logistics

Loamly

SaaS, AI

Kordie

Education / EdTech

Miyagi Labs

Education / EdTech

Merita

entertainment

Our clients

Website development team behind award-winning sites

TheFWA

3× FWA of the Day

Awwwards

15 awards. 4× Site of the Day

CSS DA

25× UI, UX, Innovation

Orpetron

4× SOTD, SOTM, OWDA

Red Dot Awards

1× Winner Brand identity

CSS Winner

5× Site of the Day, Dev Award

CSS Winner

5× Site of the Day, Dev Award

FAQ

Answered questions

1

Which platforms do you build websites on?

We build on Webflow, WordPress and custom React / Next.js. We recommend the platform after discovery, based on who will edit the site, the integrations you need and how much custom motion and 3D the design has.
2

Can you develop a website from our own design?

Yes. We regularly build from designs made by other teams. We review the Figma file first, flag what needs adjusting for responsive layouts and then build it pixel-perfect.
3

How long does website development take?

A landing page usually takes 1–3 weeks of development. A multi-page corporate website takes 4–8 weeks, depending on pages, animation and integrations.
4

Will the website be fast and SEO-ready?

Yes. Every site launches with clean markup, meta titles and descriptions, schema markup, optimized images and video, and performance checks against Core Web Vitals.
5

Can our team edit the website after launch?

Yes. We set up a CMS for pages, blog posts and case studies and show your team how to use it.
6

Which websites have you developed?

Bravo1Alpha (React, TypeScript, Three.js), Simply Contact, Procamp and EdCamp (WordPress), Elevated Signals (Webflow), Radioactive Crocs Club, #30ua, Sirius, Neo Vision and others. Several of them won Awwwards and CSS Design Awards.

Still got questions?

If yours isn't here, ask our Business Developer Anna on the call.
Book a Discovery Call
Cosmos Studio team
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lET'S TALK

Start your project with Cosmos™

Drop us a message, Anna reviews every brief personally and gets back to you within one business day. From there it's simple: we align on scope, sign the contract, and book your start date. Fast, clear, no back-and-forth.

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