UI Design
Creating clear and visually consistent interfaces that support UX logic, brand identity, and product requirements – not just “beautiful design.”
We design intuitive digital products that simplify user interactions and support your business goals.
Certified Software Engineers
Countries Using our Solutions
Years of Hands-on Experience
UI/UX design starts not with colors, fonts, or individual screens, but with understanding users, their tasks, the product context, and business goals. We develop the customer experience so that the product is intuitive and user-friendly while also supporting business objectives. Our team conducts UX research and analyzes product requirements, maps user flows, and creates wireframes and interactive prototypes. We create scalable design systems and responsive interfaces, test design choices for usability, and keep making the UX better.
Validate UX Before You Build
Validating key user flows and design decisions through wireframes, prototypes, and usability testing before full-scale development.
Design for Users and Business
We align user needs, product requirements, and business goals so the design is easy to use and supports product growth.
Design Built for Development
Accounting for technical feasibility, responsive behavior, and reusable components and providing a clear handoff for the development team.
Senior UI/UX specialists with hands-on experience in complex digital products
A designer joins the project within just a few days
We flexibly expand the team based on project workload
From designing new web and mobile experiences and prototypes to redesigning and further developing existing digital products.
Creating clear and visually consistent interfaces that support UX logic, brand identity, and product requirements – not just “beautiful design.”
Defining the logic of product interactions so users can easily navigate key scenarios and complete the required actions.
Creating web-based products – web apps, platforms, portals, and SaaS with a focus on usability and complex web interactions.
Adapting UX/UI for mobile products with consideration for smaller screens, touch interactions, platform conventions, and mobile user behavior.
Designing websites by combining clear information structure, brand presentation, and the user journey to the information or action they need.
Analyzing the existing website, identifying issues in its current UX/UI, and updating the structure and interface based on current user and business needs.
Creating a cohesive visual identity that can be applied consistently across the digital product and other brand touchpoints.
Making it possible to see and validate the product before development: the prototype demonstrates its structure, flows, and interactions before investing in development.
Unlike Website Redesign, this service covers existing digital products such as apps, SaaS platforms, and portals, addressing UX/UI issues without requiring a complete rebuild.
Adapting our design approach to the industry context, users, workflows, and product requirements rather than applying the same solution to every digital product.
Creating simple flows for onboarding, payments, account management, and financial data, making complex operations intuitive for users.
We develop user-friendly interfaces for healthcare platforms, appointment workflows, and patient portals that consider the accessibility and roles of various users.
We design interfaces for medical devices and digital health products, helping users interact with complex features and data more easily.
Simplifying data-heavy dashboards, tracking, and dispatcher workflows to enable faster access to information and more efficient daily operations.
We simplify the multi-step processes for customers and employees by creating transparent journeys for policy management, claims, and self-service.
Optimizing product discovery, navigation, checkout, and account flows, creating a consistent shopping experience across devices.
We design learning journeys, dashboards, and content interactions for students, educators, and administrators, making educational products easier to use.
Creating clear booking, search, itinerary, and trip-management flows, helping users plan and manage their trips more easily.
We help you make informed design decisions based on users, product goals, and development requirements – rather than simply creating visually appealing interfaces.
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Aligning user needs with product and business goals so design decisions are not only user-friendly but also address real product needs.
Validating key hypotheses and user flows through research, prototyping, and usability testing rather than relying on subjective design preferences.
Considering technical constraints, responsive behavior, and component logic so the solution can be implemented consistently and efficiently in the final product.
Creating reusable components and design systems that maintain consistency and make the interface easier to evolve as new features and screens are added.
Working with complex SaaS, enterprise, and data-heavy products where multi-level workflows, different user roles, and large volumes of information need to be made clear and easy to navigate.
Assisting in the scaling and enhancement of existing products following their launch, transforming user feedback and usability insights into useful UX solutions.
From simple user flows to complex data-heavy systems, we make product interactions clear at every stage.
Simplifying navigation, user flows, and interactions so users can find what they need faster and complete key actions with less friction.
Structuring multi-step processes, functions, and roles, making SaaS, enterprise, and data-heavy products easier for users to understand.
Organizing dashboards, analytics, and large amounts of data so that users can find and work with important data more quickly.
Designing consistent experiences across different screens and devices, maintaining usability and clear interaction logic across different scenarios.
Considering accessibility when designing interfaces so the product is easier to use for a broader range of users and ways of interacting with the product.
Establishing consistent design logic and reusable patterns so the interface remains cohesive as new features, screens, and scenarios are added.
Behind every solution is a team of UX researchers, UI/UX designers, and product designers who work closely with product and development specialists to create intuitive, cohesive, and technically feasible solutions.





















The process starts with understanding users, the product, and business goals, while design decisions are gradually validated before becoming a development-ready interface.
Clarifying business and product goals, requirements, target users, and key UX challenges. We establish a shared understanding of the project scope and success criteria before design begins.
Researching users, their needs, behavior, and pain points, and analyzing the existing product and competitors when relevant. We use the findings to inform UX decisions.
Defining the product structure, navigation, and key user journeys. We map how users move between screens and complete core tasks with minimal friction.
Creating wireframes and interactive prototypes to validate the structure, interactions, and key scenarios before moving on to detailed visual design and development.
Turning validated UX logic into a cohesive responsive interface, taking visual hierarchy, consistency, and accessibility into account. When needed, we test solutions with users and refine them based on feedback.
Preparing design specs, components, and assets for the development team and supporting implementation to make sure the final product matches the UX/UI design that was approved.
We select design tools and workflows based on product type, project scope, design stage, and research, testing, and development needs.
UI Design & Collaboration
Figma
FigJam
Sketch
Adobe XD
Zeplin
Wireframing & Prototyping
Figma
Axure RP
ProtoPie
Framer
Balsamiq
Marvel
UX Research & Testing
UserTesting
Maze
Lookback
Lyssna
Optimal Workshop
Dovetail
User Behavior & Analytics
Hotjar
Microsoft Clarity
Google Analytics
Mixpanel
Amplitude
FullStory
Design Systems & Handoff
Figma
Storybook
Zeroheight
Zeplin
Supernova
Project & Team Collaboration
Jira Service Management
Confluence
Miro
Notion
Slack
See what our clients say about their experience and the results of working with us.
The team quickly understood our goals and translated them into practical solutions. Their ability to adapt and move fast made the collaboration smooth and highly productive.

Joseph F.
Ozeaon | Portugal

Joseph F.
Ozeaon | Portugal
Responsiveness and dedication to delivering high-quality services were outstanding.

Maria А.
ARGUNOVA | Ukraine

Maria А.
ARGUNOVA | Ukraine
Zentix delivered their development work on time, which was an excellent start for the client. The team worked in sprints, updated the client weekly, and delivered tasks on schedule.

Andrew R.
RaDevs | Estonia


Andrew R.
RaDevs | Estonia

The team delivered exactly what we needed — high-quality solutions and smooth collaboration from start to finish.

Alex L.
Wavory | Cyprus

Alex L.
Wavory | Cyprus
They delivered great results and provided useful support throughout the project.

Andrey H.
Bestclevers | Ukraine

Andrey H.
Bestclevers | Ukraine
Zentix helped us build and launch our e-commerce platform with great attention to detail. The team was responsive, professional, and easy to work with throughout the entire process.

Amir B.
Servicom | Sweden


Amir B.
Servicom | Sweden

Where do we start with UI/UX design if we only have a product idea?
A detailed specification is not required. We can start with discovery: product goals, target users, and requirements, then gradually define the UX direction.
How long does UI/UX design take?
The timeline depends on the scope of work, the product’s current stage, the complexity of the flows, and the need for research. We provide an exact timeline after the initial consultation.
How much do UI/UX design services cost?
The cost depends on the scope of work, feature complexity, the number of screens and flows, and the need for research, prototyping, testing, and a design system. We provide a final estimate after a brief discussion of the project.
Can you redesign an existing product instead of creating the design from scratch?
Yes. We analyze the existing UX/UI, identify friction points, and improve the product either fully or in stages, without necessarily redesigning the entire interface.
How do you validate that a UX solution will be easy to use?
We use research, prototypes, usability testing, and user feedback to validate key assumptions before the final solution.
Can you hand off the finished design to our development team?
Yes. We prepare design specifications and components and support the development team during implementation to reduce the gap between the design and the final product.
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