Top 50+ Ruby on Rails companies

JSzillas is custom development division of PSD2HTML.com 11 years of front-end + 6 years of custom full-stack web development. 80+ developers in our division and 400+ developers overall Skill set: Front End: HTML5 CSS3 JavaScript Twitter Bootstrap, Zurb Foundation, Bulma LESS, SASS/SCSS, Stylus Responsive jQuery JavaScript: ES5/ES6, TypeScript, CoffeeScript MV*, AngularJS (1,2,4,5), VueJS, ReactJS, React Native, MeteorJS, BackboneJS, Node.js, Knockout.js, Chart.js, lodash/Underscore, Express, Kendo UI, Jade, Socket.IO, Flux, Redux, WebGL - three.js and d3.js Grunt, Gulp.js, Webpack Require.js Karma/Jasmine MongoDB, Redis, MySQL Ionic (1,2), PhoneGap API (HTTP/RESTful services, Advanced JSON) asynchronous request handling, partial page updates, AJAX, cross-browser compatibility issues solving, performance optimization JSDoc, Git, CI PHP: PHP 5, PHP 7 Yii(1,2), Laravel, Zend(1,2), Symfony MySQL, PostgreSQL, Mongo, Redis SOAP, REST API 3rd-party APIs (FB, Twitter, Instagram, 2Checkout, Authorize.Net, PayPal, Youtube, Google services etc.) AWS, GCP CMS: Drupal 7, 8; Magento 2, 1.9; WordPress 4+ .NET: .NET Framework 3.5+, .NET Core ASP.NET MVC 3+, ASP.NET Core MSSQL, MySQL, NoSQL (MongoDB, RavenDB), Redis Entity Framework 5+, NHibernate, LINQ WCF, SOAP, REST Bootstraper (Dependency Injection) NUnit, Moq, Rhino Mocks TeamCity, Azure, AWS Ruby: Ruby on Rails, Rails5 API, Sinatra, Hanami ERB, Haml, Slim ActiveRecord, MongoId, ROM Webpack Capistrano, Mina RailsAPI, GraphQL Devise, Rolify, Apartment RSpec, Factory_bot, Capibara

Last 9 years we have delivering the best solutions for our clients. Many of them has passed the way from startup to successful business with our maintaining. With extensive multi-platform capabilities, covering the most of popular programming languages and frameworks, we are able to provide a "all-in-one" place for our clients. We provide support, specialized software, and pre/post assistance directly to our customers enabling them to focus on their core markets while still being able to provide high levels of service to their customers. Development Languages: Python, Java, JavaScript, PHP, Ruby, C/C++, C#, Objective-C, Swift Web backend Technologies: Django, Ruby on Rails, Vaadin, Spring Boot, ASP.NET MVC, Node.js, Cappuccino, Zend Web frontend Technologies: React, Angular, Vue js, JQuery, Knockout js. Databases: MySQL, MS SQL, MongoDB, eXist-db, PostgreSQL, MariaDB Mobile Technologies: Android SDK, Flutter, JQuery Mobile, iOS SDK, Vaadin TouchKit, PhoneGap, React Native, NativeScript QA tools: Postman, Nightwach, Selenium, Jmeter. Management Methodologies: SCRUM, Extreme Programming We are ready for tasks of any complexity!

We are a Full Stack Web Design / Development and Growth Marketing agency with seasoned expertise in PHP, Javascript, Laravel, Angular, React, Vue, Ruby on Rails Wordpress, AWS and Automations. As marketers, we have over 11 years experience, and specialize in data-driven conversion optimization strategy. We provide you with 360° solutions to grow your business!

Kreitech Software - 100% IoT and Robotics agency Helping companies to connect things and bring devices online • We built a blind spot alert device - blindspotalert.com - to help people prevent accidents. • We built an autonomous floating system capable of remotely measuring and monitoring in real-time environmental parameters of water quality. Our development consists of implementing the navigation software, cartography control, depth control, detecting unknown objects, and taking water samples. • We developed an app that helps hyperhidrosis patients using an electronic device that sends electrical impulses on your palm to control the level of sweating. • Smart Cities - Social GPS platform to report crimes and receive real-time information. • Smart cities and Big data - Integrating traffic lights, speed limit cameras with a centralized platform to generate real-time alerts and reports. We assist businesses in remaining relevant in the face of a digital shift. We connect, monitor, control, and automate the behavior of your objects, no matter where they are.

Net Tech Ltd is a UK based technology company. Established since 1999, we create functionally rich and intuitive applications for the web, mobile and desktop. We use the technology to transform ideas into reality. We help businesses achieve their goals. From building Minimum Viable Products (MVPs) for startups to implementing business transformations for established firms, we act as a trustworthy technology partner. We are experts in: • ASP.NET • Xamarin • Ruby On Rails • jQuery • Node.js • React • MySQL • PHP • WordPress • OpenCart • Symphony • Adobe XD How can we help you?

Armia Systems is a boutique web and mobile development agency, with teams in Chicago, IL, and Kochi, South India. Armia Systems has around 15 years of international experience. Whether you require a custom software development, or dedicated developers to assist you in a project, or some server/infrastructure management need to be done, we have a qualified team of designers, developers, server engineers, DevOps, and IT experts, all ready to help you out. We are new to Upwork but very experienced in working with startups and mid size companies in different industries. Our past clients left some impressive reviews - as featured on popular sites, like clutch.co/profile/armia-systems - from a diverse range of clients, such as Ford, Bridgestone, Ferrara Pan to local startups and entrepreneurs. The complete portfolio is available at armia.com/portfolio.php Key facts about Armia: — founded in 2003 in Chicago, IL; — over 150 engineers and programmers in South India; — more than 500 implemented projects; — 90% customer return rate; — ISO 9001 Certified; We work with most of the mobile and web platforms, including PHP, Ruby, JS, iOS, Android and Hybrid. We develop native and cross-platform solutions, custom CMS, and integrated systems of web & mobile software, APIs and IoT. We can also integrate client’s hardware data into custom software. Our expertise in popular frameworks is broad in scope, aimed at an increase of software efficiency. We use solid configurable frameworks both for LAMP stack and MEAN stack that can complete 60 % of your project in a week. This gives you a huge cost and time advantage. We have created some online and mobile, off the shelf, on-demand services, solutions for marketplace websites, social networking sites, dating sites, barter exchange networks, last mile delivery platform, driver tracking, indoor wayfinding, online Tshirt designer, hotel booking and store builder. These solutions are available through iScripts.com and are fully customized by our developers to reduce your go-to-market time. We have a solid infrastructure team to help you out with your Linux, windows and cloud infrastructures. We have DevOps experts as well. 100% of our server techs are RHCE and cPanel certified while most of them are AWS Certified. Thus, there will be no need to go anywhere else, to seek other partner specialists to assist you, however, complicated your tasks are; all can be managed under one roof. Armia programmers are valued by customers for their professionalism, clarity, and scrutiny. Also, our in-house team of designers is well-known and high-ranked among the professional creative society. Our analysts and account managers are successful for their rigorous and forward-thinking approach. You get a dedicated account manager who would take you from the start of the project to clean project closure after UAT and deployment. They create SRS, wire-frames, and program architecture according to the client’s demands. So, you will get such a solution, which is flexible for future business growth. We are A+ rated with Chicago BBB. We have proficiency in a wide range of languages: Swift, Objective-C, JS, Java, PHP, Node, Angular, React, Meteor, etc. and database management systems, like MS SQL, MySQL and other NoSQL solutions like MongoDB. We create clear code, written based on international standards. Armia team is flexible in implementing the country coding standards and could work according to your local demands as well. To streamline the maintenance of the program, we provide you with an optimized, and easy-to-review code. The key factors of our work at Armia are high proficiency of the team, understanding of the client’s needs, and achieving timely results, which exceed customer expectations. In light of our expertise and experience, you can rest assured that you are in the best hands for achieving successful results.

We specialize in delivering enterprise-scale solutions and digital marketing services for industries like Healthcare, Insurance, eCommerce, and more. Our team builds responsive, cloud-native applications that are resilient, scalable, event-driven, and ready for seamless access across all platforms. Quality is at the heart of our delivery — with extensive automation testing covering business and application scenarios, we ensure low maintenance costs and high reliability. In addition to technology solutions, we offer end-to-end digital marketing services including SEO, PPC, social media marketing, and content strategy — helping you not just build great products, but also grow your brand and drive real business results. Partner with us for solutions that are built to scale, perform, and succeed.

WiVi is a software development company, in Alexandria Egypt. We are specialized in Android and web development. We are a team of professional developers each with 5 years of experience in the software development process and have already worked on various projects including enterprise level ones. We are applying Agile methodology in every project which helps us deliver stable software and match our clients’ expectations in both the development process and the quality of final work.

☘︎ TrevoSoft is a software development company dedicated to crafting innovative and high-quality solutions that transform businesses and empower organizations to thrive in the digital age. With a relentless commitment to excellence, a team of professionals, and creativity TrevoSoft is a trusted partner for companies looking to harness the power of technology to drive growth, efficiency, and competitiveness. ☘︎ Our Expertise: ✓ Software Development (mobile app & web applications, desktop apps) ✓ AI Integration & AI Image Generating ✓ UX/UI design ✓ UX research ✓ UX audit ✓ Code review ✓ Software Testing ✓ Solutions Architecture ✓ Business Analysis ✓ Project Management ✓ Product Management ✓ Cloud Migration Enablement ✓ DevOps ☘︎ Contact Us: Ready to transform your business through innovative software solutions? Contact TrevoSoft today, and let's embark on a journey to drive your digital success.

Hey there, welcome to The Art of Coding! We're a bunch of tech enthusiasts who believe in creating awesome things on the internet. We love playing around with Ruby on Rails, Hotwire, and Stimulus, making web development a whole lot more fun and efficient. At The Art of Coding, you're not just hiring a web development agency, you're teaming up with passionate coders who are thrilled to bring your ideas to life. We're more than just tech geeks – we're dedicated, creative professionals who love building websites that reflect your brand and connect with your audience. Our primary goal? Your success. We dive deep into the heart of your business, understand your needs, and design tailored, future-ready solutions. We're all about pushing your digital presence forward, engaging your audience, and helping your business thrive. We've worked with everyone from eager startups to established enterprises, always bringing our A-game to deliver top-quality, standout projects. The result? A portfolio we're proud of, brimming with unique visions turned into realities. We're big believers in learning and growing. Keeping up with the latest trends and tech in web development is our jam – it's how we ensure that we deliver fresh, cutting-edge results for every project. So, if you're looking for a place where technology shakes hands with art, you're in the right place. Come join us at The Art of Coding, let's create some digital magic together.

4IRE is a Swedish-Ukrainian software development outsourcing provider with 10+ years of experience and numerous cases in Blockchain, Fintech, and Banking. We have expertise in domains like: ✅ REAL ESTATE: develop customised software for your business to enhance the quality of commercial, residential, and industrial facilities’ tracking and management ✅ BANKING: banking software development from scratch, with the implementation of robust Fin-tech technology, software installation and integration into the existing IT landscape, and real-time monitoring of its functionality. Post-launch support, updates, and troubleshooting are included. ✅ DeFi: customised solutions for your business and develop end-to-end DeFi infrastructure to fit your business objectives. ✅ GREEN FINANCE: Effective data sharing and financial flow monitoring are essential in this sector, so our team can develop end-to-end Green Finance projects ✅ GAMING: develop mobile and desktop betting and gaming apps for you. ✅ NFT SPACE Our White Label Solutions: 💡White Label NFT Marketplace - EVM-compatible marketplace with the ability to mint NFTs both from the user and from the admin, secondary market, royalties and many more 💡GreenFi Solution - carbon trading platform with the ability to bring the credits on-chain 💡Blockchain indexer (EVM Compatible) We collaborate with top popular blockchain protocols, such as: Solana, Polkadot, and NEAR protocol, to deliver top-notch technical solutions to clients. Our blockchain development team has expertise working with technologies like: ⚙️Ethereum (Hardhat, Truffle) ⚙️Tron ⚙️Polygon ⚙️BSC ⚙️Solana ⚙️Near ⚙️Polkadot (Substrate) ⚙️Cardano ⚙️Hyperledger ⚙️Tezos ⚙️EOS ⚙️Celo ⚙️Avalanche We deliver end-to-end blockchain services, from smart contract development to advanced DEX and NFT marketplace for P2E creation. All blockchain-powered products are created using state-of-the-art technology. We can design white-label blockchain platforms and solutions for you, depending on your business strategy and goals.

StackersTech is a full-cycle software development company having proved itself to clients all over the world by providing high-quality IT solutions in web development, consulting, and software testing. We are proud that we've built a team of skilled and experienced developers in all the modern day leading technologies. Our team of top-notch developers will build your product, help you take it to market, and iterate with you as things change. We work with big enterprises, small-to-medium sized businesses, and early-stage startups to devise, design, and deliver world-class applications that are loved by users and developers alike. Why choose StackersTech: - 100% Money-back Guarantee, on the first two weeks trial period. - Our team communicate directly with the client to bypass the communication barriers in between. - Our highly skilled team can take care of the project from the start until the very end, or until you are satisfied. - You have a long-term project, requiring a consistent availability of talent, StackersTech is the way to go. - Your talent requirements will change from stage to stage, StckersTech will accommodate. - The project may require future work phases, no worries StackersTech is there. - The project is large, requiring the coordinated services of multiple freelancers with a similar skill set, our diverse group of highly skilled developers are there. - The project is large and has a tight deadline, requiring multiple people to start working right away, we are the best choice, our team loves a challenge and thrive under that.

DX Software is an international blockchain company with 2 key focuses: education and software development. Based in the EU/UK, we deliver consultations about embracing technology to business owners all across the world and act as technical partners for companies that want to discover opportunities and develop a digital approach to their business. We specialise on both traditional web and mobile application building, but especially on the emerging blockchain/crypto/web3 solutions. With our simple step by step solution, we ensure companies are empowered with the knowledge and the software they need to achieve their dreams.

We are Artlabs - the web development studio team. We started our journey as a team in 2020 and have already completed several projects. Now we want to establish ourselves well in the open spaces of the Upwork, continuing to provide the best service and long-term cooperation with new and old clients. We develop the most modern web applications for our clients using advanced technologies and design solutions. Our main skills and expertise: 1) UI/UX Design - Figma; - Photoshop; - Sketch. 2) Front-end Web Development - Vue.JS - React.JS - JS native 3) Back-end Web Development - Wordpress - Magento - Ruby on Rails - Laravel 4) Non-development - Quality Assurance/Testing - Business Analysis - Advanced Project Management 5) Domains expertise - Marketplace development - eCommerce - StartUp development - Wordpress/Magento - Landing page, SPA development We also follow modern trends in project management, using modern development methodologies and modern project management techniques. We will be able to save your budget by optimizing the team composition for the needs of the project, as well as provide expertise to reduce costs and improve the quality of the supplied product. And also we will provide maximum transparency of work. Regular calls, demonstration of results, reporting status are all an obligatory part of our work.

At Expert Ready, we strive to equip businesses with technology that improves efficiency, efficacy, and impact. Our team will quickly acquire a more in-depth, personal, and thorough understanding of your applications and needs. Because we quickly identify wins, you'll begin seeing value sooner than other teams. We have experience with multiple technologies, applications, languages, databases, and design. You'll be in good hands. Global multi-million dollar companies trust us; brands like Victory Church, Female Entrepreneur Association, ITRS Group, Jasmine Star, Ann Sacks (Kohler), Epicenter Consulting. What Our Customer Say: "Expert Ready was a pleasure to work with. Went above and beyond." "I have worked closely with system providers and software companies in a variety of industries and business sectors which include: banking, education, international development, and the DOD. Expert Ready fully demonstrated the capacity to address the scope and technical aspects of our need." "Our website had attracted an audience many times larger than before we worked with Expert Ready, and that audience is more engaged and converting into leads." "Expert Ready's helpfulness was reassuring and on the spot. Five stars!" Technology We Work With: > Code: PHP, .NET, Ruby, Python, ColdFusion, and others too. > Data: MySQL, SQL, SQLite, Elasticsearch > Front End: Bootstrap, React, Vue > Design: UI, UX, Design Patterns, Accessibility, Theming > CMS: WordPress, Mura > 3rd Party: InfusionSoft, Zapier, Stripe > OS: Linux, Windows, Mac Why choose us? We onboard fast, identify wins and provide outstanding service. Some Proud Accomplishments: > Evan and Jon worked with fortune 500 companies for design and engineering. > Michael developed a dev-ops platform used by an INC 5000 company. > Zach lead a robotics team to a World Championship TWICE. > Carmen championed a stem-lab (completed in 2020) for elementary students. We're pretty much geeks.

I like building out web applications with ReactJS and Typescript. I can combine many different technological setups including different types of databases, custom configured REST API's with express/Node or Python Flask/Django, deployments with AWS, Heroku, Git Pages, or Zeit NOW, and more... There countless amalgamations that could be used and so I would need to understand what you are truly attempting to accomplish before suggesting a technology/framework. You will find that I'm surprisingly easy to speak with, I'm extremely responsive, and I have a knack for turning concepts into reality. I would be completely dedicated to doing a great job while adhering to your time constraints and keeping your budget well in mind. Definitely reach out so we can speak more!

We are a mid sized agency with 30 employees. Our agency consists of three major departments:- -GamePros -AppLogix -WebDevs We excel in developing large scale projects in a relatively short time frame.We value close communication to ensure accurate delivery and completely tailored solution following your requirements with the best high-performance cost ratio and quality you would get. We’re happy to help out with any level of advanced feature requirements, our main technology stack includes, but is not limited to: ⭐ Unity ,Unreal engine 4 ⭐ Multiplayer game development (PC,Mobile,Console,Web) ⭐ Native Android, IOS Apps ⭐ Wordpress ⭐ Vanilla JS, jQuery, AJAX,React JS,PHP ⭐ APIs: Payment Gateways, Blockchain, Google, YouTube, PayPal, Algolia, OptinMonster, Formstack, Facebook, PlayerFab, Photon, FireBase We take care of everything, potentially even design, just let us know what you need and we'll be happy to help you with your project built in an efficient and progressive manner. just send us job invite and one of our business managers will contact you shortly and discuss your requirements.

We partner with our clients to create digital experiences their customers love. We are a group of startup operators who contributed to building some of the worlds category leading startups. And we derived our name from what our previous employers used to call us - '10xers' Our small team has been crucial in building these startups that you might have used in your day-to-day life 1. India 1.1. Ola - Now valued at around US$7.5 Billion ola does transportation, food delivery and payments business in India 1.2 Redbus - India and now Southeast Asia’s leading bus ticket platform 1.3 Vokal - An upcoming vernacular Quora for India 1.4 HelloClass - An On-demand mobile learning platform built for India 2. Southeast Asia 2.1 GoJek - Southeast Asia’s biggest success, valued at US$12 Billion GoJek is a super app with 21 businesses owned and operated by them including Indonesia's biggest payment platform. 2.2. Halodoc - Southeast Asia’s leading digital healthcare platform and has raised US$65 Million with investors like the Bill & Melinda Gates Foundation 2.3 NTUC Enterprise - Singapore’s biggest semi-public company operating Fairprice stores 3. The Middle East & North Africa 3.1 Careem - The most successful startup in the entire gulf and northern Africa region Careem was the uber competitor operating in 14 countries and was recently acquired by Uber for US$ 3.15 Billion Let's discuss what can we fo for you

Since 2015, we have been crafting top apps across many platforms with a focus on iPhone, iPad & Android in both native and hybrid technologies. Our advantages: • World-class quality and experience • 24/7 available • PST/EST working hour • Bug-free • Delivery in a timely manner • Scalable architecture Pre-launch support: • Graphic(UI/UX) design • Backend API development • Frontend development • Admin Panel or CMS • Testing and Quality Assurance • App Store Submission and Approval Post-launch support: • Maintenance/Bug Fixing • Further Extensions Areas of Expertise: • BlockChain,Swift, Objective-C, watchOS, tvOS, AutoLayout, StoreKit (in-app),Kotlin, Java, React Native, React.js, Ruby on rails, PHP, Node, Angular etc Webpack, Docker, Yarn, Grunt/Gulp Cloud services: • Firebase, Mixpanel, Crashlytics, Parse Data & Cloud Code, Urban Airship, Flurry, iCloud, AWS, DropBox, etc Frameworks: • Google Maps, RestKit, ReactiveCocoa, RxSwift, Xamarin, React Native, Alamofire, AFNetworking, etc Databases: • SQLite, CoreData, MySQL, Realm, Monogo, PostgreSQL etc Social networks integration: • Facebook, Twitter, Foursquare, Instagram etc Game Dev: • Unity 3D, Unreal Engine 4, Nintendo Switch and Xbox etc App Technical Service • OCR, Face Recognition, Voice Recognition • VoIP, Video Streaming/Conference/Chatting/Meeting App, WebRTC • IoT Solution. Misc: • Jira, Git, Asana, Pivotal Tracker, TestFlight, AppStore • Graphics: Sketch, Photoshop, Illustrator - UI/UX according to the Apple Human Interface Guidelines Looking forward to be part of your ambitious project!!!

I have been coding Rails for over 17 years, since the beta version. Now already using Rails 7 and loving it, I consider it the best Rails version yet and the most productive finally taming the Javascript jungle. Before covid, I ran the Rails Meetup group in Alpharetta Georgia. I can rapidly prototype systems very quickly and work in an Agile manner, including the client in every step. I am very experience in using devise authentication, stripe for payment, Clickatell/Trello API for SMS messaging, MySQL Percona Cluster for redundant database and Carrierwave/Active storage to store images in the Cloud. As a bonus, I have strong DevOps experience and know how to deploy, scale and Architect systems. I have Docker and Kubernetes containers experience and can configure Rails app to scale on demand. Also an expert on Linux, databases, and have worked in a large company Cloud Division for several years.