JavaScript Web Development Services

Engaging, performant web applications.

Flatirons helps businesses of all shapes and sizes create custom web applications on time and on budget.

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Our JavaScript Web Development Services

Flatirons offers a variety of services for designing and building custom web applications using JavaScript.
Frontend Development

Frontend Development

We specialize in creating dynamic and interactive user interfaces using the latest JavaScript frameworks like React and Angular.

Backend API Development

Backend API Development

Our backend developers are experienced in building robust and efficient APIs to support your JavaScript applications.

UI/UX Design

UI/UX Design

Crafting visually appealing and user-friendly interfaces to enhance the overall user experience of your JavaScript applications.

App Maintenance and Support

App Maintenance and Support

Ensuring the smooth operation and functionality of your JavaScript applications with our ongoing maintenance and support services.

Quality Assurance Testing

Quality Assurance Testing

Thorough testing and quality assurance processes to identify and resolve any issues in your JavaScript applications.

Cross-Platform App Development

Cross-Platform App Development

Building versatile and efficient cross-platform mobile applications using JavaScript frameworks like React Native.

Our record speaks for itself.

We form long-term relationships with businesses from startups to Fortune 100 enterprises.
3 year
Average client relationship.
5.0 / 5.0
Clutch client rating.
50+
Industry awards.
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Types of Web Apps we Create

We help businesses create various types of custom web applications using JavaScript.
Real-time Chat Application

Real-time Chat Application

Build a communication platform with instant messaging capabilities using JavaScript.

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Interactive Data Visualization Tool

Interactive Data Visualization Tool

Create engaging data visualization tools to present complex information interactively.

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E-Learning Platform

E-Learning Platform

Develop a comprehensive e-learning platform with JavaScript for educational purposes.

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Customer Portal

Customer Portal

Design and implement a secure customer portal for your business needs using JavaScript.

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Task Management App

Task Management App

Create a task management application to streamline workflows and enhance productivity.

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Booking System

Booking System

Build an efficient booking system to manage appointments or reservations using JavaScript.

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Social Networking Platform

Social Networking Platform

Develop a social networking platform to connect users and facilitate communication.

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Task Tracker

Task Tracker

Integrate task tracking functionality to monitor progress and deadlines efficiently.

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Collaborative Project Management Tool

Collaborative Project Management Tool

Create a collaborative project management tool to enhance team collaboration and organization.

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The reviews are in.

Award-winning agency with 5.0 rating on Clutch
5.0/5
25 client reviews
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Our Process for Web Projects

Scoping

01

Scoping

We have detailed discussions to understand your requirements, objectives, and challenges.
Proposal

02

Proposal

We provide you with a proposal that outlines scope, timelines, required resources, and costs.
Contact

03

Contract

A contract formalizes our relationship and commitment to delivering the agreed-upon services.
Execution

04

Execution

We kick off the project by dedicating our resources to design and implement the software solution.

A trusted partner for your business.

Brian Bar
Our company is growing, and as we started looking to scale, we wanted a more efficient business model. We hired Flatirons Development to build a platform that would help connect talent with the right company.
Brian Bar

Founder and CEO

Schedule a call
Storey Jones
They deconstructed our idea and provided it back to us in an incredibly smart and accessible manner. Flatirons Development is constantly solving problems in both a visually stunning and intelligent way.
Storey Jones

Founder and CEO

Schedule a call
Jeremy Zaborowski
With the help of Flatirons Development, we were able to launch a large update to our platform, introducing new innovative tools for our clients. The information was complex but Flatirons found creative ways to present it, making it feel simple and easy to understand.
Jeremy Zaborowski

Co-Founder & CTO

Schedule a call
Heidi Hildebrandt
Flatiron's work optimized site design and flow. The creative lead at Flatirons demonstrated exceptional UX know-how, integrating usability and design to deliver a powerful product. The client came out of the engagement with a wider understanding of the most important platform features.
Heidi Hildebrandt

Director of Product

Schedule a call
Brian Bar
Our company is growing, and as we started looking to scale, we wanted a more efficient business model. We hired Flatirons Development to build a platform that would help connect talent with the right company.
Brian Bar

Founder and CEO

Schedule a call
Storey Jones
They deconstructed our idea and provided it back to us in an incredibly smart and accessible manner. Flatirons Development is constantly solving problems in both a visually stunning and intelligent way.
Storey Jones

Founder and CEO

Schedule a call
Jeremy Zaborowski
With the help of Flatirons Development, we were able to launch a large update to our platform, introducing new innovative tools for our clients. The information was complex but Flatirons found creative ways to present it, making it feel simple and easy to understand.
Jeremy Zaborowski

Co-Founder & CTO

Schedule a call
Heidi Hildebrandt
Flatiron's work optimized site design and flow. The creative lead at Flatirons demonstrated exceptional UX know-how, integrating usability and design to deliver a powerful product. The client came out of the engagement with a wider understanding of the most important platform features.
Heidi Hildebrandt

Director of Product

Schedule a call
Brian Bar
Our company is growing, and as we started looking to scale, we wanted a more efficient business model. We hired Flatirons Development to build a platform that would help connect talent with the right company.
Brian Bar

Founder and CEO

Schedule a call
Storey Jones
They deconstructed our idea and provided it back to us in an incredibly smart and accessible manner. Flatirons Development is constantly solving problems in both a visually stunning and intelligent way.
Storey Jones

Founder and CEO

Schedule a call
Jeremy Zaborowski
With the help of Flatirons Development, we were able to launch a large update to our platform, introducing new innovative tools for our clients. The information was complex but Flatirons found creative ways to present it, making it feel simple and easy to understand.
Jeremy Zaborowski

Co-Founder & CTO

Schedule a call
Heidi Hildebrandt
Flatiron's work optimized site design and flow. The creative lead at Flatirons demonstrated exceptional UX know-how, integrating usability and design to deliver a powerful product. The client came out of the engagement with a wider understanding of the most important platform features.
Heidi Hildebrandt

Director of Product

Schedule a call

Our Web Development Technologies

Node.js

Node.js

Node.js is a versatile JavaScript runtime environment that enables developers to execute server-side scripting for building scalable network applications.
React logo

React.js

React.js is a powerful JavaScript library for building interactive user interfaces across platforms, making it ideal for modern, dynamic web applications.
GraphQL

GraphQL

GraphQL is a query language for APIs and a runtime for executing those queries with existing data. It provides a more efficient, powerful, and flexible alternative to REST and is utilized heavily in healthcare applications for data retrieval.
TypeScript

TypeScript

TypeScript is a superset of JavaScript that compiles to plain JavaScript. It offers static typing, which helps catch errors early during the development phase, enhancing the performance of development in complex projects.
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People talk about us.

We have been featured in major publications for our award-winning software development work.
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Our Web Development Engagement Models

We offer flexible engagement models for each business.

Project Outsourcing

For end-to-end JavaScript web development projects, consider outsourcing the entire execution to Flatirons.View More

Staff Augmentation

Need additional expertise to your JavaScript web development team? Our staff augmentation service offers skilled professionals to fill the gaps.View More

The top 1% of design & engineering talent.

Our average employee has 10 years of professional experience in their field.
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“The company treats employees like family and genuinely cares about their well-being.”
Senior Software Engineer

Why Choose Flatirons for Web Development?

Expert JavaScript Developers

Expert JavaScript Developers

Our team comprises expert JavaScript developers who specialize in creating dynamic and interactive web applications using the latest frameworks and libraries.
Customized JavaScript Solutions

Customized JavaScript Solutions

We provide customized JavaScript solutions tailored to your specific requirements, ensuring high-quality and scalable web development services.
Agile Development Practices

Agile Development Practices

We follow agile development practices to ensure quick iterations, continuous improvement, and collaboration with clients throughout the project lifecycle.
Cross-Platform Compatibility

Cross-Platform Compatibility

Our JavaScript web development services focus on cross-platform compatibility, allowing your web applications to run seamlessly on various devices and browsers.
Responsive and User-Friendly UI/UX

Responsive and User-Friendly UI/UX

We prioritize responsive design and user-friendly UI/UX in our JavaScript web development projects to enhance user engagement and satisfaction.
Continuous Support and Maintenance

Continuous Support and Maintenance

We offer continuous support and maintenance services post-launch to ensure that your JavaScript web applications remain secure, up-to-date, and optimized for performance.
Specialties
Specialties

Hire Top Web Developers

We employ the best of the best when it comes to web development.

Benefits of Custom Web Development

Explore some of the benefits of creating a custom web application using JavaScript.

FAQs about Custom Web Development

Explore common questions and answers related to building a custom web application with Flatirons.

JavaScript web development refers to the process of creating dynamic and interactive websites or web applications using the JavaScript programming language for client-side scripting.
JavaScript is essential for web development as it allows for creating interactive elements, handling user interactions, and dynamically updating content on web pages without the need to reload the entire page.
Some advantages of using JavaScript for web development include enhanced user experience, faster loading times, reduced server load, and the ability to create visually appealing and dynamic web applications.
Yes, JavaScript can be used for both front-end (client-side) and back-end (server-side) development. Popular back-end JavaScript frameworks include Node.js, Express, and NestJS.
Common libraries and frameworks used in JavaScript web development include React, Angular, Vue.js for front-end development, and Node.js for back-end development.
When used correctly with proper security measures, JavaScript is a secure programming language for web development. Best practices such as input validation and data sanitization should be followed to prevent common security vulnerabilities.
Cross-browser compatibility is ensured in JavaScript web development by testing and optimizing code for various browsers and devices, utilizing polyfills, and following web standards to achieve consistent functionality.
AJAX (Asynchronous JavaScript and XML) enables web pages to send and receive data from a server asynchronously without needing to reload the entire page. It is commonly used to create responsive and dynamic web applications.
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