JavaScript Development Company in Colorado

Building Dynamic Web Applications

At Flatirons, we specialize in JavaScript development, crafting custom web applications that are both robust and scalable.

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Our JavaScript Development Services

We offer a range of JavaScript development services, tailored to meet the needs of businesses in Colorado.
Frontend Development

Frontend Development

Our team specializes in building responsive and dynamic frontend solutions using the latest JavaScript frameworks.

Backend API Development

Backend API Development

We create secure and scalable backend APIs tailored to your business needs using JavaScript technologies.

Custom Software Development

Custom Software Development

Our JavaScript expertise allows us to deliver custom software solutions that meet your unique requirements.

Quality Assurance Testing

Quality Assurance Testing

Our QA team meticulously tests your applications to ensure they function flawlessly across all devices.

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 JavaScript Applications We Create

From single-page applications to complex web platforms, we handle various JavaScript application types to suit your needs.
Single Page Applications (SPAs)

Single Page Applications (SPAs)

Develop dynamic and responsive single-page applications using JavaScript frameworks for a seamless user experience.

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Progressive Web Apps (PWAs)

Progressive Web Apps (PWAs)

Build fast, secure, and reliable Progressive Web Apps that enhance user engagement and reach across devices.

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Custom JavaScript Frameworks

Custom JavaScript Frameworks

Create tailored JavaScript frameworks that meet specific project requirements and enhance application functionality.

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E-commerce Solutions

E-commerce Solutions

Develop comprehensive e-commerce solutions with robust JavaScript integrations to drive sales and improve customer experience.

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Real-time Applications

Real-time Applications

Implement real-time applications using JavaScript for instant data updates and interactive user experiences.

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JavaScript Libraries Integration

JavaScript Libraries Integration

Integrate popular JavaScript libraries and tools to enhance application performance and user interactivity.

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Mobile Applications

Mobile Applications

Build engaging mobile applications using JavaScript to reach users on their preferred devices.

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Enterprise Applications

Enterprise Applications

Develop scalable and secure enterprise-level applications with robust JavaScript solutions tailored to your business needs.

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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 JavaScript Projects

Our structured approach ensures a seamless transition from concept to delivery in your JavaScript development 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.

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

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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

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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
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
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
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
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
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
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
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
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
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

Our JavaScript Development Technologies

React logo

React Native

React Native is a popular framework for building mobile applications using JavaScript, enabling cross-platform development.
Node.js

Node.js

Node.js is a JavaScript runtime built on Chrome's V8 JavaScript engine, ideal for building fast and scalable network applications.
Nest.js

Nest.js

Nest.js is a progressive Node.js framework for building efficient, reliable, and scalable server-side applications.
JavaScript

JavaScript

JavaScript is a versatile programming language used for both client-side and server-side web development.
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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 JavaScript Development Engagement Models

Choose from various engagement models that suit your project needs, whether it's hourly, weekly, or on a fixed fee basis.

Staff Augmentation

If you want to offload the full execution of your web app, you can outsource the project to Flatirons.View More

Project Outsourcing

If you just need a few extra hands on your already established team, our staff augmentation services can help you expand your team.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 JavaScript Development?

With years of experience and a focus on quality, Flatirons delivers JavaScript solutions that drive results.
Expert JavaScript Developers

Expert JavaScript Developers

Our team of expert JavaScript developers delivers robust, scalable, and high-performance web applications tailored to your business needs.
Agile Development Methodology

Agile Development Methodology

We implement Agile methodologies ensuring flexibility and rapid iterations to meet your project's changing needs.
Client-Centric Approach

Client-Centric Approach

Our client-centric approach ensures that we understand your goals and challenges, leading to solutions that truly meet your needs.
Cutting-Edge Technologies

Cutting-Edge Technologies

We leverage the latest and most effective JavaScript frameworks and libraries to create innovative applications.
Proven Track Record

Proven Track Record

Our dedication to quality assurance ensures that you receive a bug-free final product, tested thoroughly before delivery.
Custom Solutions

Custom Solutions

We provide custom JavaScript solutions that align perfectly with your business strategies and operational processes.
Specialties
Specialties

Hire Top JavaScript Developers

Our team of expert JavaScript developers is ready to take your project to the next level.

Benefits of JavaScript Development

Discover how JavaScript can enhance interactivity and responsiveness in your web applications.

FAQs about JavaScript Development

Explore common questions related to JavaScript development and how Flatirons can help your business.

A JavaScript Development Company provides a wide range of services such as front-end and back-end development, single-page applications, API development, and web application development using JavaScript frameworks like React, Angular, and Node.js.
JavaScript is a powerful language that enables interactive web features, is highly versatile, can be used for both client-side and server-side development, and has a vast ecosystem of libraries and frameworks to speed up development.
The timeline for developing a JavaScript application can vary widely based on the project's complexity and requirements, ranging from a few weeks to several months.
We use popular JavaScript frameworks such as React, Angular, and Vue.js for front-end development, and Node.js and Express for back-end development to create dynamic and responsive applications.
Yes, our team is experienced in integrating various third-party APIs into JavaScript applications, enhancing functionality and user experience.
The cost to develop a JavaScript application depends on factors such as project complexity, features, and the timeline. We provide tailored quotes based on your specific project needs.
Absolutely! Our development process prioritizes responsive design, ensuring your JavaScript applications are mobile-friendly and perform well on all devices.
We implement best practices for performance optimization and databases, along with robust security measures, including encryption and data validation techniques to safeguard your application.
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