Website design & development studio

Smart Design.
Clean Code.
Better Websites.

SmartCodex designs and develops modern, responsive websites, landing pages and online stores — combining thoughtful design, clean front-end development and a seamless user experience.

Start Your Project Explore Our Services
  • Responsive by design
  • Performance focused
  • SEO-ready structure
// Services

Everything your website needs, designed and built in one place

From the first wireframe to the final deployment, SmartCodex covers design, development and optimisation so your website works as one coherent product.

01

Website Design

Professional, modern website designs created around your business and its goals — not around a template.

  • Visual design & brand consistency
  • Responsive layouts
  • User-friendly interfaces
02

Custom Website Development

Functional, responsive websites built with clean, modern front-end implementation and maintainable code.

  • Semantic HTML & structured CSS
  • Interactive components
  • Cross-browser testing
03

Landing Pages

Focused landing pages for services, campaigns and online offers, structured around a single clear action.

  • Message-led structure
  • Clear calls to action
  • Form & tracking integration
04

E-Commerce Websites

Professional online stores designed to give customers a clear, convenient and reassuring shopping experience.

  • Product & category layouts
  • Streamlined checkout journeys
  • Mobile-first shopping
05

Website Redesign

Modernisation of existing websites through improved design, usability, structure and performance.

  • Structure & content review
  • Visual refresh
  • Migration without losing content
06

UX/UI Design

Clear, intuitive digital experiences designed around usability, hierarchy and real user interaction.

  • Wireframes & user journeys
  • Design systems & components
  • Accessible interface patterns
07

Performance Optimization

Improving loading speed, responsiveness and overall efficiency of the website where applicable.

  • Asset & image optimisation
  • Efficient CSS and JavaScript
  • Core Web Vitals review
08

SEO Optimization

Technical and on-page SEO practices that help search engines understand and index your website properly.

  • Metadata & heading structure
  • Sitemaps, robots & schema
  • Content structure guidance
09

Maintenance & Evolution

Ongoing updates, technical maintenance, content changes and future improvements as your business evolves.

  • Content & page updates
  • Technical checks
  • Incremental improvements
// Design meets technology

One workflow, from first idea to live website

Design and development are not separate stages at SmartCodex — they are one connected pipeline, so what is designed is exactly what gets built.

01

Strategy

Goals, audience and scope are defined before a single pixel is placed.

02

UX/UI Design

Structure, hierarchy and interface design shaped around real user journeys.

03

Development

Clean front-end implementation that is responsive, accessible and maintainable.

04

Optimization

Performance, technical SEO and usability details reviewed before release.

05

Launch

Deployment, final checks and support for updates once the website is live.

// Why SmartCodex

A studio approach, not a template factory

Every project is treated as a product with a purpose: attract the right visitors, explain the offer clearly and make the next step obvious.

More about the studio

Designed around your business

Every website is adapted to the objectives, audience and requirements of the project it serves.

Design meets development

Thoughtful UX/UI design and clean, functional implementation are handled together, by the same studio.

Responsive by design

Layouts are built to give a consistent, comfortable experience across desktop, tablet and mobile.

Performance focused

Loading performance and efficient implementation are considered from the first line of code.

Built for growth

Websites are structured so they can be maintained, updated and extended as business needs evolve.

// Our Process

Six clear steps from brief to launch

A transparent process means you always know what is happening, what is next and what is expected from your side.

01Discover

Understand the project

We start with your business, your goals, your audience and the requirements of the website. This is where scope and priorities become clear.

GoalsAudienceRequirements
02Plan

Define the structure

Pages, navigation, content needs and the user journey are mapped out, so the design stage starts from a solid, agreed foundation.

SitemapContent planUser journey
03Design

Create the visual direction

Layout, typography, colour and interface components come together into a UX/UI design that reflects your brand and guides the visitor.

WireframesUI designComponents
04Develop

Build and integrate

The approved design is developed into a responsive website with working forms, integrations and content, tested across devices and browsers.

Front-endIntegrationsTesting
05Optimize

Review the details

Performance, usability, technical SEO and final content details are reviewed and refined before the website goes live.

PerformanceTechnical SEOQA
06Launch & Support

Go live and keep improving

The website is prepared for launch, deployed and checked. Support for maintenance and updates is available where applicable.

DeploymentHandoverMaintenance
// Selected work

Design concepts across different industries

Concept projects created to demonstrate the SmartCodex approach to layout, hierarchy and interface design.

The projects below are design concepts created in-house by SmartCodex for demonstration purposes. They are not client projects and do not represent existing businesses.

Concept Dark website concept for a fictional consulting firm with data visualizations and service cards
Professional services

Consulting firm website

A structured corporate concept focused on clear service presentation and an obvious contact path.

Website designFront-end
Concept Dark e-commerce website concept with product photography, category cards and cart interface
Retail & e-commerce

Online store concept

A product-led shop layout exploring category browsing, product cards and a short checkout path.

E-commerceUX/UI
Concept Dark SaaS landing page concept with analytics charts, workflows and integration tiles
SaaS & technology

Product landing page

A single-purpose landing concept built around one message, one audience and one call to action.

Landing pageConversion
Concept Atmospheric restaurant website concept with menu, opening details and reservation interface
Hospitality

Restaurant website concept

A visual-first concept with menu structure, opening information and a reservation-oriented journey.

Website designMobile-first
Concept Calm wellness studio website concept with class schedule, memberships and instructor imagery
Health & wellbeing

Studio booking concept

A calm interface concept exploring class schedules, membership options and a simple booking flow.

UX/UIRedesign
Concept Local property service website concept with service cards, coverage map and project photography
Trades & local business

Local service website

A conversion-focused concept where services, coverage area and contact details stay one tap away.

Landing pageLocal SEO structure
// About SmartCodex

Modern digital experiences, built on thoughtful design and clean code

SmartCodex is focused on creating modern digital experiences through thoughtful website design and clean web development. We help businesses establish and improve their online presence with websites designed to be clear, responsive, functional and easy to evolve.

The name says how we work: smart thinking applied to structure and strategy, and a codex of design and development standards applied to every build.

Clarity firstStructure and copy that visitors understand immediately.
Craft in the detailsSpacing, typography, states and transitions treated as part of the product.
Code you can keepReadable, documented front-end code that another developer can pick up.
Read more about us
smartcodex.config.js
export default {
approach: "design + development, together",
responsive: true,
accessibility: "semantic & keyboard-friendly",
performance: "considered from the start",
seo: ["structure", "metadata", "schema"],
handover: "documented & maintainable"
}
// Let's build

Ready to Build Your Next Website?

Whether you need a new website, a landing page, an online store or a redesign, let's discuss your project and find the right digital solution.

Start Your Project contact@smartcodex.site
// Contact

Tell us about your project

Share a few details about what you need. We will reply with the next steps, questions and how we can help.

Address

THÉO GILBERT ANDRÉ, LESIEUX
53 Rue des Beguinages
59167 Lallaing, France

Response

Enquiries are answered by email. Please include as much detail as you can about the website you need.