Node plays a critical role in the technology stack of many high-profile companies who depend on its unique benefits. Here are what a few of them have to say:

localresponse

Node lets us easily build efficient, high-throughput systems that scale. It's a beautiful solution that renders a whole class of problems "formerly hard".
Seth Purcell
VP, Engineering

thenodefirm

Node.js excels at providing a modern programming platform that's low-level enough to be able to write the high performance and cost effective systems our customers need and with a flexible, expressive, and extensible API that developers love.
Daniel Shaw
CEO

iriscouch

Node.js is not magic. It is better than magic: a useful tool, making useful trade-offs. We've come to delight in and depend on its laid-back enthusiastic style.
Jason Smith
Technologist

zingproject

We use Node.js to power the back-end of our real-time collaboration software. Between its superb scalability and performance, Node is the only logical choice for our current and future applications.
Pete Fredricks
Co-Founder, CEO

microsoft

Node gives Azure users the first end-to-end JavaScript experience for the development of a whole new class of real-time applications.
Claudio Caldato
Principal Program Manager, Microsoft Open Technologies, Inc.

nodejitsu

Node.js allows us to easily orchestrate thousands of servers in our cloud and yours. The simple non-blocking network programming model allows us to work with sockets and network traffic with a lower server footprint than anything else available today.
Charlie Robbins
CEO

redventures

After displacing some synchronous PHP-based solutions, Node.js quickly grew from our go-to prototyping language to a technology cornerstone powering key real-time analytics platforms.
Colin Mutter
Director of Engineering, RV Digital

858project

Node.js helps us to see web sites from different point of view. We wrote our own framework for Node.js and we use it in web design & development process to build web sites and online shops.
Peter Sirka
Senior Web Developer, 858project.com

brandingbrand

Powering mobile sites and apps for top retailers requires a commitment to nimble, fast technology. Node helps us deliver cutting-edge experiences to millions of users.
Chris Mason
Co-founder & CEO

fidelizoo

Our backend API has been completely developed with Node.js providing us a great performance when our users access from their mobile devices. It's fast, scalable and with an active community supporting it.
Raúl Novoa
Co-Founder/CTO

spanishdict

Node.js has revolutionized our backend APIs. We now can serve tens of millions of global language learners every year with near real-time Spanish-English translations.
Chris
CEO

shopetti

Node holds our entire back-end, providing an elastic scalable cluster of servers to support our web front-end and provides a REST API for our partners. Node completes our are all JavaScript/JSON cross platforms stack, Web, Mobile, Extension and Node, allowing our development team maximum agility and portability.
Guy Korland
CTO

asti

Node.js enables zero-to-hero prototyping to quickly bring ideas to life, while still being robust enough for no-nonsense military installations. Node powers our internal and external APIs and manages our scalable real-time voice communication platforms.
Ross Kukulinski
Director of Product Development

storify

Node allows our team to speak one language throughout the stack: JavaScript. We can use Chrome Inspector to inspect both our frontend and backend code. Magical.
Xavier Damman
Cofounder/CEO

frisB

Node.js delivered multiple orders of magnitude in performance over any other software framework we tested with its single event loop and non blocking IO. We love Node.
Ashley Brener
VP Engineering

red-badger

Node is clean and fast. Especially good for I/O, which was extremely powerful when building JLT's enterprise-scale collaboration platform (with interfaces to everything) and a pilot for the new BBC Home Page.
Stuart Harris
Co-Founder

paypal

Node.js powers our web applications and has allowed our teams to move much faster in bringing their designs to life. We've happily embraced the power of JavaScript.
Jeff Harrell
Director of Engineering

fandist

Node.js allowed us to create a highly scalable cloud based application with ease. In addition its event-driven nature perfectly suited the model of our realtime advocacy platform.
Paul Inman
CTO

serverfire

Node.js did help us create lot of amazing APP in less than 2 weeks. Happy customer and profit for our company. Thank you Node.js!
Alireza Aboutalebi
CEO

frisb

Node.js delivered multiple orders of magnitude in performance over any other software framework we tested with its single event loop and non blocking IO. We love Node.
Ashley Brener
VP Engineering

skookumdigitalworks

Node.js combines the strengths of other server-side languages into a single compelling package. It's accessible like PHP, concise like Ruby, Microsoft-friendly like .NET, and modular like Java.
Hunter Loftis
Director of Technology

twelephone

Node has allowed us to build an HTML5 WebRTC-powered Skype alternative which includes the following realtime capabilities: presence, instant messaging, and high definition voice and video communications.
Chris Matthieu
Founder & CEO

inspirationlabs

Coming from the PHP world we have begun switching to Node two years ago. Today we are building our whole application stack with it. We develop business analytics, realtime applications and content management solutions with Node.
Dominic Böttger
Software Engineer

whentomanage

The enthusiastic developer community and the ability to provide async events with simple horizontal scalability is the reason we chose Node to power our WhenToManage Peach PaaS offering.
Rob Raux
Lead Engineer

backbeam

Our entire software stack is built in Node. The key benefits for us are: great performance, fast development and a huge flexibility to do both high level and low level functionality.
Alberto Gimeno
CEO

voxer

Node puts the magic in the right places. We write our application, and node delivers JSON over HTTP.
Matt Ranney
CTO

modulus

Node.js enables us to run thousands of user applications. The technology has allowed us to rapidly build and expand our platform. We rely on it at every layer.
Charlie Key
CEO

yahoo

Node.js is the execution core of Manhattan. Allowing developers to build one code base using one language – that is the nirvana for developers.
Renaud Waldura
Sr. Product Manager, Cocktail

chloi-inc

Node.js has changed the game. With its low-level, robust API, we are able to prototype and build applications faster than in any other language, which our customers love.
Rob Ellis
Co-founder

kwiqly

Node.js bridges the gap beween rock solid technologies (e.g. LaTex, R, ...) and state of the art web application development. All our software products are based on Node.
Andreas Mueller
CTO

pint

The PINT Web Platform (PWP) is a full stack JavaScript based CMS powered by NodeJS and ExtJS. Adopted from a long used PHP based system that has met the needs of the many organizations over the last decade and we look forward to another decade powered by Node.
Thomas A. Powell
Founder & CEO of PINT, Inc.

yld

We use Node.js to create the future of connected devices. The Internet of Things is the perfect use case for Node.
Nuno Job
CEO, YLD! Ltd

linkedin

On the server side, our entire mobile software stack is completely built in Node. One reason was scale. The second is Node showed us huge performance gains.
Kiran Prasad
Director of Engineering, Mobile

harp-platform

The non-blocking nature of Node.js made it ideal for building Harp Platform. Streaming multiple files in parallel across multiple servers is commonplace within our stack and Node makes this incredibly simple.
Brock Whitten
Co-founder

code42day

We tried many other technologies, but only Node.js can effectively demolish the artificial wall between client and server. And it scales where it counts.
Natalia Kowalczyk
Co-Founder

omniti

We've used Node.js for client projects including building web services for geo-location data and creating the back-end infrastructure for a large mobile deployment. It worked so well we re-wrote our own website with it.
Robert Treat
COO

transloadit

Node.js allows us to execute our many independent background processes in a non-blocking way. This is essential to make file uploading and encoding the way we do it a great user experience.
Tim Koschuetzki
Co-Founder

zingchart

ZingChart is a JavaScript based charting library that renders in canvas, SVG, and static image both client-side and server-side. The server-side version of this commercial library relies on NodeJS for fast rendering without having to resort to a headless browser solution.
Thomas A. Powell
Founder & CEO of ZingChart

recruitics

Node allowed us to rapidly develop and deploy a low latency horizontally scalable solution in record time. We look forward to continuing to leverage node in key parts of our systems as we continue to re-invent the recruiting world.
Gus Spathis
CTO

uber

Node has allowed us to build a global, real-time logistics system without having to think twice about locking or concurrency issues.
Curtis Chambers
Engineering Manager

scrollback

Node was an obvious choice for our real-time communication platform. Its event-driven architecture not only delivered great performance but also made it easy to build a loosely coupled, modular and agile codebase.
Aravind Ravi Sulekha
Co-Founder

nytimes

A news organization must be responsive, both to its readers and to a fast-paced flow of information. Node provides a level of flexibility we haven't found anywhere else — and enables us to deliver performant apps that can be easily adjusted.
Trevor Landau
Software Engineer, Mobile Web

surespot

Node allows the use of coffeescript on both client and server- an added benefit to the elegance and simplicity of the non-blocking programming model, all while keeping our server costs low.
Adam Patacchiola
CTO of surespot

doctape

We leverage Node.js for almost everything. From handling API requests, streaming files, parsing emails, sending push-notifications and last but not least: converting images, music-files, videos and office documents to provide our users with software-less file consumption.
Sascha Reuter
CEO

cex

We use node.js in high-load applications with complex run-time logic. Due to its asynchronous architecture node.js gives vast possibilities. Besides, an active node.js developer community is always a big plus.
Matvey Dyadkov
CEO

feedhenry

Our Mobile Application Platform is built on Node.js which enables our customers to build incredibly responsive cloud-powered mobile apps that can connect to their Enterprise back-end systems.
Cathal McGloin
CEO

strongloop

Node.js is what our customers use to build enterprise-connected backends to mobile applications. The event-driven model and JavaScript for services orchestration makes mobile APIs simple and easy to create.
Albert Tsang
Co-Founder, CTO

jaleoo

All our APIs on the server side are built in Node, looking for performance and scalability. It allows us to execute many independent requests from our mobile apps in cheap / low level servers.
Israel Cardenas
CTO

chess

Chess is an online game available on facebook.com and fully developed with Node.js. It offers a gaming experience innovative, fast and in real time.
Julien Simonet
Game

caliper

Node is a critical piece of our infrastructure. By handling millions of traces and thousands of connections with Node, we can focus on building a great service.
Kalvir Sandhu
Co-founder and CTO

cloud9

Node.js allows us to build our real-time cloud IDE with a single language front to back. It makes life easier for both us and our users to write, run, and debug code, anywhere, anytime.
Rik Arends
CTO

madglory

We specialize in building custom service platforms and web applications that scale to tens of millions of users. The ability to use a single language on both front-end and back-end, the great tooling support, the thriving module ecosystem, and the evented programming model make Node our go-to tool for anything that requires massive scale. The best part? The community is wonderfully supportive and shares a common interest in moving the web forward.
Brian Corrigan
CEO

dowjones

The simple truth is Node has reinvented the way we create websites. Developers build critical functionality in days, not weeks.
Michael Yormark
WSJD Product Operations

ebay

Node’s evented I/O model freed us from worrying about locking and concurrency issues that are common with multithreaded async I/O.
Subbu Allamarju
Principal Member, Technical Staff

Want your company on this list? Send us a pull request!