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UXUI & Digital Design

Design That Turns
Interfaces Into Revenue

From websites and apps to branding and graph design — we build digital products around real user behavior and business goals. Validated with real users, not assumptions.

KARTS uxui main graphic
Karts design 50 pros dark

Web Design

  • Landing Pages

  • Business Websites

  • Online Platforms & Portals

  • E-commerce

App Design

  • Mobile

  • Web

  • Cross-platform

  • MVP Apps

Design Systems

  • Style Guide

  • Component Library

  • Design Tokens & Variables

  • Documentation & Guidelines

Box
Box

Branding

  • Logo

  • Brand Identity Systems

  • Key Visuals & Campaign Look

  • Brand Guidelines & Assets

Graphic Design & Video

  • Social media & ads graphics

  • Print Design

  • Video content & montage

  • Motion design

BUILT TO FIT YOUR BUSINESS

A High-Quality Website Built Around Your Business

Custom Design

Tailor-made layouts designed around your brand, users, and business goals.

Design + development in one team

We build what we design in code.

Content & SEO

Well-structured content optimized for search engines, designed to improve visibility and support online conversion.

Designed for business results

Every screen is built around an action — conversion, retention, clarity — not just how it looks

Performance & Optimization

Fast-loading, optimized websites built with performance, stability, and scalability in mind.

Custom Functionality

Tailored features and integrations designed to match how your business actually works.

Ongoing Support

We provide ongoing support, updates, and improvements to keep your website reliable and up to date.

Fast Project Kickoff

Launch your website quickly with a clear process and efficient implementation.

Process

How We Deliver Results

Group
Brief

 

We lock down what success looks like — measurable goals, clear scope, and the problem worth solving.

Workshops

 

We dig into your users, competitors and market, and map the customer journey — so every decision rests on evidence, not assumptions.

Design

 

We design around how people actually behave, in your brand, and refine every detail with you — then validate it with real users before launch.

Development 
(web & apps)

 

Our team builds the approved design in code — fast, scalable, and ready to grow, not just to go live.

Trusted by

ZDROVENO logo R DESKTOP TBH2NTK
PROMAILING logo
QUICKSORT logo black
PRESPECTO logo
Noble Values Logo
KAASS logo
HAPPYME logo blue copy
ESRI POLSKA logo czarne
Alchem logotype web
EVER logo green
Kopenik data
KENO primary logo primary WEBSITE
WORD BIELSKO logo
Logo napis
RUBY Europe
BioTectum logo red Distributor Platform DARK
Logotyp do gotowe
URS logotype
Frankensolar logo
Property 1=Czarne niebieskie
D4S logo black
ARTIS Mateusz Matuszyk logo
Romania Express logo 2023 Green
SOLPURE sample logo
Marketing technology LOGO
ZUMA logo — Real World Assets 500px
Logo Audiofon z niebieską
Verdehire logo green
QMP MIESO
MEINESCHULTUETEN logo alle
Profilowe Fundacja
Weles3.pl logo
149 ZUMA logo copy
GRA DLA PARY logo black
Logo silv1

Top-Tier Websites & E-commerce Solutions for Your Business

We create effective digital products — from UX/UI and design to development and launch. Websites and online stores built for companies that want to operate professionally and grow faster.

Projects

Clients

Average Client Rating

KARTS people clients happy

One partner, from first idea to launch

We work as an extension of your team — turning ideas into digital products that perform, with clear stages and full ownership from design to launch

  • Design and development in one team
  • Decisions backed by user testing
  • One partner for your whole product
  • Reliable, Long-Term Collaboration

WHAT OUR CLIENTS SAY

The proof is in the partnership

Website, IT & Content For The World’s Leading Geolocation Systems Provider

Website, IT & Content For The World’s Leading Geolocation Systems Provider

,,I hereby confirm that Karts Design has provided us with a service consisting in the design and implementation of a new, expanded version of the esri.pl website. The project included dozens of subpages, numerous functionalities, content modules, and solutions supporting our key business processes.
The implementation process was smooth and orderly, and all stages – from planning, through design, to the launch of the website – were carried out with great attention to technical quality and usability. We also appreciate the open communication and willingness to respond to changes and challenges that arose during the work.
Karts Design also supported us in creating a dedicated website for the GIS Congress event, providing comprehensive services – from UX/UI concept to implementation.
We also cooperate on the ongoing development of the esri.pl website – introducing new functionalities, integrations, and creating dedicated tools to support the operation of our website.
We value Karts Design for its flexibility, timeliness, and efficient and cooperative communication. We recommend this company to organizations looking for a committed and trustworthy digital partner.,,

Urszula Niedbałko Urszula Niedbałko Marketing Manager – Esri Polska
View Project
UX/UI & Graphic Design For A Leading Software House

UX/UI & Graphic Design For A Leading Software House

,,Before we started working with KartsDesign, every graphic design or UX/UI project caused a lot of frustration. We constantly had to wait for available graphic designers and discuss details with someone other than the person actually doing the project—even for the simplest tasks, such as a poster for social media.
Now, the whole process is extremely simple—I post my request on Slack or Figma, and the next day I have ready-made graphic designs. There is always one that perfectly meets my expectations. The work is done quickly, efficiently, and without any unnecessary involvement on my part. KartsDesign is a partner that is truly committed to its work – it works quickly while maintaining very high quality. Working with them is a pure pleasure.,,

Mariusz Kozieł Mariusz Kozieł CEO – VISUALITY
View Project
Website for a Government Examination Institution

Website for a Government Examination Institution

,,I fully and confidently recommend Karts Design, the company responsible for the implementation of the website www.word.bielsko.pl. The cooperation ran very smoothly at every stage of the project – from initial arrangements, through graphic design, to implementation and launch of the website. The team demonstrated a high level of professionalism, punctuality, and openness to the client’s needs and suggestions.
The website was created with great attention to aesthetics, functionality, and user convenience. The service is modern, clear, and intuitive to use on both desktop and mobile devices. All key features work flawlessly, and the proposed technical and visual solutions have genuinely improved communication with the audience.
Particular recognition is due for the excellent contact with the contractor, fast response to feedback, and strong commitment to refining every detail. Karts Design is a reliable and trustworthy partner for delivering web projects.,,

Piotr Milewski Piotr Milewski Head of the IT Department – WORD BIELSKO
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Website & Marketing For A Leading Energy Solutions Provider

Website & Marketing For A Leading Energy Solutions Provider

,,We had the pleasure of working with the agency on the new version of the website www.keno-energy.com and we can wholeheartedly recommend them as a trustworthy partner. The project was carried out in an exemplary manner at every stage – from needs analysis, through graphic design and development, to launch and post-implementation support.
We would like to particularly emphasize the professionalism, commitment, and excellent communication of the entire team, especially the project manager Kajetan, who demonstrated excellent organization, substantive support, and great attention to detail. Thanks to his work and the competence of the team, the end result met our expectations not only in terms of visuals, but above all in terms of functionality and business.
We fully recommend working with this agency to any company looking for a professional partner in the field of website design and development.,,

Karolina Kalinowska Karolina Kalinowska Marketing Director – KENO
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Website & Social Media For An Animal Welfare Foundation

Website & Social Media For An Animal Welfare Foundation

,,Karts Design’s implementation of our website was exemplary. We appreciate their high level of professionalism, commitment, and the fact that they selflessly went beyond the agreed scope of work to ensure that the project fully supported our mission. We are extremely grateful for this support, which will make it much easier for the Foundation to find new homes for our charges.,,

Joanna Copik Joanna Copik Founder- Fundacja Pomagamy Kotom By Znalazły Dom
View Project
Websites, Apps & Branding For Various Brands Of A Tech-Industrial Company

Websites, Apps & Branding For Various Brands Of A Tech-Industrial Company

,,We have had the pleasure of working with Karts Design for two years, where our cooperation has mainly focused on website development, leaflet design, and building our company’s image through social media marketing in the field of medical chemistry. All projects commissioned to Karts Design were carried out with the utmost care for quality, demonstrated creativity, and were completed in line with our expectations. We value the professionalism and commitment of the Karts Design team, which translates into more and more new orders, which we hope will continue to confirm their professionalism, creativity, and commitment to their work. We recommend Karts Design as a partner for projects in the broadly understood field of marketing, because in our opinion, their activities enable the building of a solid foundation for success in the field of image creation and marketing strategy.,,

Krzysztof Solich Krzysztof Solich Production Director – ALCHEM Group
Website, E-Commerce, Marketing & AI Automation For An Innovative Startup

Website, E-Commerce, Marketing & AI Automation For An Innovative Startup

,,I have been working with Karts Design for a long time on projects for Green Lungs and WallEver, and from the very beginning it has been a very specific and well-organized collaboration. Communication is efficient, topics are clearly defined and implemented on time, without unnecessary complications. The team does not limit itself to simply fulfilling orders, but is genuinely involved in projects and thinks about them from a business perspective. They often propose their own solutions or improvements that really enhance the final result.
We are also currently starting a large mobile game project, which is a natural step for me after our previous collaboration and a confirmation of my trust in the Karts Design team. I can recommend them with a clear conscience as a reliable, committed, and professional partner.
,,

Daniel Szewera Daniel Szewera CEO & Founder- GREEN LUNGS
View Project
Branding, Websites & Marketing For An Innovative Startup

Branding, Websites & Marketing For An Innovative Startup

,,We have been working with Kajetan and the KartsDesign team for over a year. They have created two websites for us, and we commission them to prepare all graphic materials and run our social media. What we value most in our cooperation is their responsiveness. It often happens that we need something right away, and every time the response is immediate. We have not had any conflicts so far. We recommend KartsDesign to our business friends, and to my knowledge, they are also satisfied. I can therefore confidently recommend KartsDesign as a contractor who listens (which is not common today), responds, and cares about the quality of their work.,,

Marek Lesz Marek Lesz CEO – ZUMA
View Project

Free UX/UI Audit for Your Website or App

Discover what hurts your conversion rate. We will analyze your platform, spot usability flaws, and show you practical fixes.

FAQ

Frequently Asked Questions

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What Website & E-Commerce Services Do You Provide?

We deliver complete end-to-end website and e-commerce solutions — from strategy and UX/UI design to development, launch, and ongoing support.

Our services include:

  • Corporate and business websites

  • E-commerce platforms and online stores

  • Landing pages and conversion-focused pages

  • UX/UI design and user research

  • Custom features and integrations

  • CMS implementation and content management

  • Performance, security, and SEO optimization

  • Ongoing maintenance and further development

In short — we handle the entire process, so you can work with one experienced team instead of coordinating multiple vendors.

How do you approach website and e-commerce projects of different sizes?

Each project starts with understanding business goals and scale. We adapt the scope, technology, and process to match the size and complexity of the project — without unnecessary overhead.

Can you adapt to our industry, business model, and goals?

Yes. Every website we build is tailored to the client’s industry, target audience, and business objectives. We design solutions that support real business processes, not generic templates.

How involved do we need to be during the project?

We guide the entire process, but key input from your side is important — especially at the beginning and during approvals. We keep involvement efficient and structured.

How do you ensure clear communication and transparency?

We work with clear milestones, defined responsibilities, and regular updates. You always know what stage the project is in and what comes next.

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