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JavaScript Development Services

JavaScript is used to create fast and highly interactive web and mobile apps. Yojji offers a large pool of talented developers who are ready to build first-class solutions both for startups and established enterprises.

Our web development manifesto

Scalable
Scalable
To ensure the smooth operation of your business, we offer a strategy for further scaling your web product. The web development services provided are tailored to the requirements of the project and, thanks to a well-designed architecture, can cope with a high traffic load when needed.
Stable
Stable
Our web developers with extensive expertise ensure that the product performs at the top level. Through the use of quality assurance and DevOps services, all created web solutions are resilient.
Fast
Fast
We deliver lightweight systems with excellent performance. Besides, when developing large-scale projects, we always find ways to speed up loading and also ensure that the application runs swiftly using various techniques.
Thoughtful architecture
Thoughtful architecture
Highly skilled software architects create an organized and deliberate IT infrastructure to meet all your web software demands concerning future growth, increased traffic, as well as enhanced functionality.
Mobile-first
Mobile-first
All web development services provided and projects developed by default match the screen size and resolution of any mobile device. Since we deliver mobile-friendly websites, you reach more end-users.
Secure
Secure
Our company offers website development services to shield your business against cyber threats, data leaks, and misuse, as well as to ensure the security of user data. Utilizing the best standards and coding methods, as well as network protocols, guarantees the highest level of security.

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.
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Discovery
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Design
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Development
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QA testing
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Deployment
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
Teamwork
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
Why Yojji
Yojji is synonymous with first-class quality and reliability. The team of specialists has extensive experience in various verticals and is always ready to address any challenges of your business promptly.
Predictable
Predictable
Our team sees the complete picture of the final product before development begins, which makes the development timeline straightforward, and ensures quality, consistent, and predictable delivery.
Iterative
Iterative
When it comes to software development, Yojji leverages the iterative approach. Therefore, potential defects are identified and dealt with promptly, functional prototypes are built at the beginning of the project lifecycle, progress is measured easily, and unnecessary costs are prevented.
Quality-driven
Quality-driven
The entire team always maintains a systematic approach to quality, consistently acts following set priorities, as well as quickly innovates and solves potential issues.
Scalable
Scalable
We always work with an eye for the future, so the code will be easy to scale. Besides, if requirements change or the need for increased productivity arises, the company always provides additional specialists with the necessary expertise.
Cooperative
Cooperative
The cooperation of Yojji professionals with a client’s in-house team is always seamless. Our staff understands and finds common ground with people from different cultures and with diverse experiences.

Grow your Business

We provide a full range of web and mobile app development services

You can get comprehensive information about the business and technical aspects of cooperation by ordering a free call with our client relationship manager. We are always open to dialogue, so don’t hesitate to contact us to share your ideas, business vision, and requirements. We will digitize your business, attract new customers, and help you launch innovative products.

Industries

With rich experience in various industries, we help clients scale their businesses and increase revenue.

Fintech

Fintech

We have extensive experience in building secure and client-friendly mobile banking software, custom payment solutions, and digital solutions for fintech enterprises that make them recognizable in the Fintech industry.
Health care

Health care

We develop effective healthcare applications that simplify personal healthcare management, optimize various operations, increase workload efficiency, and improve customer service.
E-learning

E-learning

Success-driven specialists build various e-learning platforms with lean design, excellent functionality, and an emphasis on learners. All solutions are scalable, advanced, and intuitive.
E-legal

E-legal

Yojji develops leading-edge digital products that cater to the unique needs of legal practice. By leveraging innovative solutions, legal specialists can productively manage various stages of litigation.
Travel

Travel

Yojji implements travel projects that are designed to improve service quality and streamline workflow. Whether it’s navigation, trip planning, or handy tools for tour operators, Yojji will bring any idea to life.

Clients testimonials

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

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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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 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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clutch

Frequently asked questions

If any of the questions haven’t been covered yet, in this section, you may probably find the answers.

Is JavaScript a pass-by-reference or pass-by-value language
JavaScript is a pass-by-value language. As a result, function parameters are always supplied by value, and everything in JavaScript is a value type.
What is the primary use of JavaScript?
JavaScript enables building engaging web pages on both the front and back end. While JavaScript aids in creating interactive features for websites that engage users, CSS and HTML ensure the structure and layout of online pages.
What are the main advantages of JavaScript?
JavaScript is a high-level programming language that is lightweight, interpreted, and efficiently compiled.

  • JavaScript reduces server communication, enhancing the app’s speed and performance.

  • You may add this language to any website or application you require.

  • There are no limitations on how freely you can distribute your code.

  • Learning JavaScript is straightforward.

  • With a broad and mature community, developers get a lot of support.

  • JavaScript is quite swift for the user.

What’s The Difference Between JavaScript And Java?
These two are commonly confused and perceived incorrectly. Java is a separate programming language that is written and used in a totally distinct way. Java is a strongly typed language, whereas JavaScript is weakly-typed. Strongly-typed languages require you to specify code variables with data type restrictions, rather than allowing everything. Although Java has a greater position in enterprise applications, JavaScript is closely related to current web application developments.
What are some advantages of using External JavaScript?
External JavaScript is JavaScript code (script) that is created in a different file with the extension.js. This file is linked inside the or component of the HTML file, depending on where the code is to be inserted.
Several benefits of external JavaScript include:

  • It makes it possible for web engineers and designers to work together on HTML and JavaScript files.

  • Code reuse is possible.

  • External JavaScript has straightforward code that is easy to read.

What is the most popular JavaScript framework?
Definitely, the most widely used JavaScript framework at the moment is Node.js. According to statistics, Node.js is used by 47.12 percent of global developers. Many industry insiders believe it to be the future of online development
What are the best JavaScript development tools?
  • React is a JavaScript library that primarily supports single-page apps and aids in the creation of UIs. React’s speed, adaptability, and accessibility are its advantages.

  • Angular is a platform built on TypeScript. Its component-based architecture ensures good code quality while encapsulating the functionality of each element.

  • Visual Studio Code is a powerful text editor. It provides tools for dealing with local or cloud apps, making the development and debugging of contemporary applications effortless.

  • The most widely used and effective tool for any front-end developer is the Chrome Developer Console. Its functions include examining, debugging, and even light prototyping. Besides, a full analysis of your app’s productivity, usability, SEO, and other data is also available through the Lighthouse app.

  • Vue is the JavaScript framework that blends traditional web technologies like HTML, CSS, and JavaScript with cutting-edge innovations like Virtual DOM, Reactivity, and TypeScript.

  • The Closure Compiler is a remarkable solution to enhance JavaScript source code. It also analyzes the syntax and eliminates waste code by recompiling JavaScript source into improved JavaScript code.

  • Parcel is a web application bundler with excellent speed.

  • JSHint is a community-driven program that can identify various flaws and faults in JavaScript code.

What industries use JavaScript solutions?
Yojji JavaScript engineers have a great deal of expertise in creating solutions for many sectors. Here are some of them.

  • Fintech
    Solutions for billing and payments, insurance, trading, and various personal loan apps

  • Healthcare
    Various applications for mental health, patient portals, and EMR systems.

  • Booking
    Software for making appointments, cell booking services, and hotel management systems.

  • CRM
    CRM development and modification and the creation of CRM mobile applications.

Have an idea?
Let’s work together

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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

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

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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