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UX and UI design services

If a user interface is vital for your business, then you need a flawless design that gives the interface a consistent look. Make your product user-friendly and boost your profit.

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Product idea validation

If your goal is to attract potential customers or encourage investment, then we recommend demonstrating a concept prototype without spending additional costs on MVP development.Our designers will create a clickable prototype of your idea so that you can test it on users, demonstrate it to potential investors, clients, or validate a product idea. This will help save your budget at the earliest stage of product creation.


Design of a new product

If you are at the first stage of the development process, then you should make your product user-friendly to attract new users. Our designers will help you decide on the information architecture and interface, test hypotheses on real users, and design the optimal user-friendly option. We pay great attention to building flexible, scalable design systems, which will allow you to expand your team of designers and developers without complicated and lengthy onboarding.


Improvement of an existing product

If you already have an existing product but want to take it to the next level (scale or improve product quality), we will help you identify weak spots and fix them in the best possible way.Our designers will make a heuristic evaluation of your interface and suggest improvements that will directly affect usability and, subsequently, increase your audience of users and contribute to business success.If your goal is to optimize design processes, our specialists will build or optimize the design system of your product, which will expedite follow-up work on the design and make your product more consistent.


Custom design service

They include recommendations on how to improve the design and user experience.

Our Approach

We utilize the Design Thinking approach. At the core of this technique is the intent to make products better by evaluating and realizing how users interact with them and checking the conditions in which they function. It helps us conduct extensive research, as well as prototype and test our products and services in order to discover brand-new ways to enhance our product, design, or service.


1. Understanding and Audit

2. Research

3. UX design

4. Visual and UI Design

5. QA and Analisys


Investment application

Mobile development • UI/UX

Workforce Management Solution

Web development • QA

Social Network App

Web development • Mobile development

Collaboration models

Custom development

Custom development

Our cutting-edge services add value to your company, help automate processes, and increase productivity and revenue. Besides, we partner with startups and bring their ideas to life.
QA testing
Dedicated team

Dedicated team

Yojji has a diverse pool of talents with deep technical expertise that focuses on the business’s goals and requirements. Our team provides high-quality deliverables on time and within budget.
The pool of the best talents
Fast start
Full-time dedication
Staff augmentation

Staff augmentation

If you require additional skillful resources to cooperate with your in-house development team, our highly experienced professionals are ready to bring their skills to the table and fill certain skill gaps.
The pool of the best talents
Fast start
Full-time dedication

Clients testimonials

We do our best to ensure that the client is always satisfied with the results we deliver.

The client considers Yojji a fully integrated part of their team. Their resources show a high level of skill, professionalism, and organization. They participate in daily meetings, are able to work independently, and can offer input on project scopes when asked.

Noam Nevo
Co-founder of OSU

Yojji has delivered an accessible product with thorough consideration for the client's requirements. Users have commented on the platform's user-friendliness and speed. Moreover, the team is easy to communicate with and provides frequent updates. Their development and design skills are impressive.

Lisa Ross
VP of Experience & Tech, Avenue
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Yojji was an instrumental part of the client’s team, working closely with them to achieve the product’s success. The team was very collaborative and timely, and their performance was amazing. Additionally, their resources were experienced, professional, and enjoyable to work with.

Alon Zion
Former Co-Founder
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Frequently asked questions

Here are a few commonly asked questions you may have now.

What is UI design?
UI is an abbreviation of the two words “user interface”. UI design refers to the appearance of the application or site. In a nutshell, UI is the graphical layout of a software product including its text blocks, images, animations, text entry fields, buttons, and other items.
What is UX design?
UX is an abbreviation of the two words “user experience”. The UX design refers to the interaction between a user and a software product or service. The main task of UX is to create flawless experiences for users by evaluating how users may feel about the system and what can be improved.
Why do I need quality UX design services?
A lion’s share of business success depends on whether or not customers are satisfied with their interaction with a company’s website or/and application. If the UX design meets all the needs and expectations of users, there's a decent chance they will turn from random visitors to loyal customers. Our UX designers use the latest technologies and tools to provide your customers with the best possible user experiences and present your brand in an attractive way.
What is UX usability?
In terms of UX design, usability is about the behavior of users. It is a way to measure how efficiently a certain user can use the design of a software product to achieve an established goal.
What do I get by opting for your UI/UX design services?
Our UI/UX design services include the whole package of user interface and user experience designing from creating an individual style of the app as well as separate graphic elements to building wireframes and clickable prototypes. We pay special attention to the usability of a software product we build so that your users get valuable user experience by interacting with your product.

Have an idea?
Let’s work together


Fill out contact form or call us. We’ll set a call or in person meeting for free consultation

Let’s do a first step


We discuss your project even if you have just an raw idea


We choose a model and approach that are suitable for your case and budget

Meet up in person

NL, Amsterdam

Ildar Kulmuhametov
Ildar Kulmuhametov
CEO, Co-Founder

USA, Austin

Yevhen Piotrovskyi
Yevhen Piotrovskyi
CTO, Co-Founder

Recent Articles

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Boost Customer Engagement With Splendid UX/UI Design

Make your brand stand out

The Internet is filled with tons of trashy websites that resemble one another. Needless to say that it is essential to grab the attention of an audience with a product that stands out from the rest. As a rule, users pick a particular product depending on the user experience it provides them with. Does a website have an intuitive layout? Does it meet the needs and expectations of the customers? Is it aesthetically pleasing? Is it one of a kind? An appealing UI design along with a high-quality UX for mobile and web applications are crucial if a company wants to establish a good brand’s name in the industry.

Not only is good design alluring and engaging, but it also satisfying and motivating. The opportunities professional UX design services offer are countless. So, hurry up and take advantage of what UI/UX design can give with us!

Make more money

It shouldn’t come out as a surprise to you that poor user experience often leads to a decline in revenue and the loss of customers. The websites and applications have to present users with high-level convenience of use, simplicity, and responsiveness in order to win their loyalty. When businesses choose efficient UI/UX design services, they make an investment in the future. A product that offers a top-notch user experience can make conversion rates higher and increase a company's income.

Opt for development flexibility

Cutting-edge UX/UI design services assist companies with verifying business ideas, which is a money-saving approach in terms of software development. Digital prototypes enable business owners to check features before their implementation. Thanks to this a client-company can save money and time whilst getting a clear picture of which features a website or application needs and whine ones are useless.