USA
UA
NLJavaScript Development Services
Javascript development involves using its various platforms, frameworks, and libraries to build both the server-side and client-side of web and mobile applications, catering to a range of scales and complexities.
About JavaScript Development Services
JS development services are a popular choice for many reasons. Having a vast ecosystem, JavaScript allows you to choose platforms and frameworks for your project. For instance, React is well-suited for the client-side development of large-scale applications, while Vue.js is ideal for simple projects.
JavaScript is versatile and can be used for various purposes. They include front-end development, back-end development, mobile app development, and more. It allows for the selection of technologies that best align with specific development processes and goals, supporting modern software development practices like Single Page Applications (SPAs), Progressive Web Apps (PWAs), and responsive front-end design.
We work with a wide range of JS frameworks, libraries, and platforms. Our front-end stack includes React, Vue.js, Angular, and Ext JS. We work with the Node.js platform and NestJS, Express frameworks for the back end. They are often combined with TypeScript. This makes the code maintainable and scalable. Overall, it makes the development process more efficient
Technology Benefits
Cross-browser compatibility
Working across different web browsers
Versatility
Suitability for both client and server sides
Asynchronous programming
Handling multiple tasks simultaneously
Active community
Strong developer support and resources
Testing tools
Various tools for testing and debugging
Security features
Built-in robust security functionality
Vast ecosystem
A wide range of libraries and frameworks available
Dynamic typing
Flexible variable types without declarations
Scalability
Developing scalable web applications
JSON support
Handling JSON data natively
Modularity
Clear code organisation and reusability
Event-driven architecture
Efficient responses to user actions
Integrability
Easy integrations with other technologies
Responsive design
Adaptivity to various screen sizes
Regular updates
Frequent improvements and new features
AJAX usage
Facilitating asynchronous web requests
JavaScript Development Services We Provide
JavaScript Front-End
We provide front-end development services using React, Vue.js, Angular, and other JS-based tools
JavaScript Back-End
Our team can deal with back-end tasks using technologies like Node.js or Express.js
Enterprise Apps
We develop JS-based apps that facilitate operational processes and handle high loads
Migration between Frameworks
We can help you migrate your projects from outdated JS technologies to new ones
JavaScript Support & Maintenance
We provide 24/7 support to address challenges, update your solution, and keep it relevant
Consulting Services
Our team has vast experience developing JS solutions and can provide strategic advice on yours
Cross-Platform Mobile App Development
We can help you build engaging and responsive cross-platform web and mobile applications
JS Project Audit
We can provide an in-depth JS project audit before the start of software development
Architecture Services
Our team offers architecture consulting services to help you make optimal strategic decisions
JS Front- and Back-End Integration
We can seamlessly integrate your solution’s JS-based front end and back end
JavaScript Startup Development
We specialise in JavaScript development for startups, creating dynamic and scalable web apps
Hire JavaScript Developers
Develop robust and usable solutions with comprehensive JavaScript development services from our software development experts
Our Clients
We develop large projects for clients across 27 countries, a significant number of which are featured on the Fortune 500 list.
JavaScript – our core expertise
We are JavaScript Company
Why Choose SECL Group for JavaScript Development Services?
Our team has completed hundreds of projects of different sizes and complexity using JS-based technologies. Here are some of the things that make us stand out.
Key area of expertise
JS is a key programming language we work with
Wide range of frameworks
We work with many JS-based frameworks and platforms
Front- and back-end
We can deal with both front- and back-end development using Javascript
Different complexity
We have built various systems with JS, from websites to large-scale apps
World-renowned clients
We have developed projects for PepsiCo, Danone, Kia, and other clients based on JS
Senior engineers
We have senior developers with 10+ years of experience on our team
Team of 70+ engineers
We have a full-time team of 70+ software developers
Microservices architecture
We have experience developing JS solutions on microservices
82% senior engineers
We have an 82% seniority level in our team
Hundreds of projects
We have completed numerous projects using JavaScript
Tech stack selection
Having worked with many technologies, we can help you choose the most suitable ones
Presence since 2005
We have been in the software development market since 2005
Our Software Development Standards
In our work we follow such international approaches and standards:
| Management: | PMP |
| Design: | ISO 9241-210 |
| Programming: | Coding conventions, MDN Web Docs, Naming convention |
| Python: | PEP 8 |
| JS/TS: | ECMA, JavaScript Standard Style, Google TypeScript Style Guide, ESLint |
| PHP: | PSR |
| С#: | ReSharper |
| HTML/CSS: | W3C |
| Security: | GDPR |
| Testing: | ISTQB |
Related Case Studies
Projects we are proud of
When Do You Need It?
You can partner with a JavaScript development company to build different kinds of projects. Our experienced development team will help you choose a suitable technology for your project type, scale, complexity, and tasks.
Consider when:
Fast load
You need a technology that ensures fast load
Dynamic content updates
You need to update content dynamically
Interactivity
You want to build interactive features in your solution
Asynchronous operations
You want to implement asynchronous operations
Animations
You plan to create animations and transitions
Cross-browser
You need your system to run consistently across browsers
Handling high traffic
You need your back-end to handle simultaneous requests and high loads
Responsive layout
You want to create responsive layouts
Our Awards
Authoritative Design Award
Behance Interaction Award
Our Technological Toolbox
We specialize in specific technologies, with the technology stack chosen based on the project’s purpose and requirements
Programming languages:
Web / Frameworks:
Databases / Data storage:
DevOps containers:
DevOps automation:
DevOps CI/CD:
DevOps monitoring:
Testing:
Clouds:
Industries
Core domains we specialize in
Additional domains we have experience in
FINANCE
REAL ESTATE
TRAVEL & HOSPITALITY
AGRICULTURE
MEDIA & PUBLISHING
And experience in more than 20+ other industries!
You Will Get
A system that operates seamlessly in different browsers
A solution that manages concurrent operations efficiently
Responsive and interactive user interfaces
A vast and active ecosystem, with a wide range of libraries and frameworks
A scalable and extendable solution
Robust built-in testing tools and frameworks
High load speeds
Responsive layouts
FAQ
Here are our answers to some frequently asked questions about JavaScript development services. If you have another question on this topic, please get in touch with us.
Is JavaScript still in demand?
Yes, JavaScript remains highly in demand for software development. For instance, frameworks like React, Angular, and Node.js are versatile and popular for building interactive web applications.
When is it best to use JavaScript in software development?
JS is a go-to choice for front-end development for the majority of web development projects, particularly startups. It’s also suitable for building SPAs, server-side scripting with Node.js, and cross-platform mobile applications with frameworks like React Native.
What are the most popular JS frameworks and when are they used?
Top JavaScript frameworks include:
- React (for building user interfaces);
- Angular (for enterprise apps);
- Vue.js (for flexible, lightweight apps);
- Node.js (for server-side development);
- Express.js (for building web APIs);
- NestJS (as a modern Express.js alternative).
SECL Group
USA
3524 Silverside Road 35B,Wilmington, Delaware
19810-4929 info@seclgroup.com + 1 (929) 214-12-70
SECL Group
Netherlands
Herengracht 551,1017 BW Amsterdam
r.schrama@seclgroup.nl +31 (0) 684-55-8776
SECL Group
Sweden
Malmskillnadsgatan 44a,111 57 Stockholm
b.hultman@seclgroup.com +46 (0) 707-74-4190
SECL Group
Ukraine
23 Dmytra Bortnyan-s’koho St., Lviv 79039
info@seclgroup.com +380 (44) 389-90-39
