Top Ruby on Rails Developers in the United States

App Revamp for Restaurant Recommendation App

They were on time, easy to work with, flexible, and extremely well organized. It has been rare in my experience to find a vendor like this.

Mobile App Dev & UI/UX Design for Sports Stock Market

They were always humble, excited, and friendly. It was a joy working with them.

UX/UI & Web Development for Health Care Nonprofit

They were generally very easy to work with and accommodating to our large, bilingual team. Overall, they were very professional and on time.

Platform Design for Home Sharing Network

Goji Labs was responsive to what we asked for. They were receptive to whatever provided feedback we provided on the design specs and little details. David communicated well and kept the project focused, which helped my team because we’re very busy. He was friendly and easy to work with. Our teams had weekly calls that we scheduled using Google Calendar.

Web Dev for Debt Management Product Launch

The team performs and delivers work consistently. They've worked to understand our business and our goals and consistently work to help us achieve them. They've gone beyond the scope of work to make introductions to talent, prospects, or other vendors at times. The team is very accessible and easy to work with.

Web App Dev for Physician Staffing Company

The JetRockets team was flexible, available near-constantly via Slack, and adapted to our growing needs. Our questions were answered promptly and our concerns were addressed with curiosity. Their level of service has been exceptional. Our development team responded inside of 24h throughout the process. Bugs were addressed immediately, and the single time that the project stalled due to apparent confusion, the owner intervened to right the ship. We are very happy with JetRockets.

Mobile & Web App Dev for Medical Equipment Manufacturer

The team has been responsive, helpful, and easy to work with. They’re always the first partner that comes to mind when we need additional development help.

Website Migration for Regional Centers Operator

Saad played the role of project manager. He very kindly helped us through the website process from start to finish, including deployment — he was awesome. Overall, the project was executed really well.

Web Development for Online Pharmacy Marketplace

We had a phone call every other day. Plego Technologies sent constant updates through email. They always kept us informed and up to speed. Anytime I had a question or wanted to check on progress, the team invited me to their office to show me what was going on.

Web Development for Online Pharmacy Marketplace

Everyone on the team is very knowledgeable and provides excellent support. Whenever I brought up an issue, they resolved it by the end of the day or the next morning at the latest. Plego Technologies is a team you can rely on.

Web Development for Online Pharmacy Marketplace

Plego Technologies is very helpful.

RESTful API Development for Financial Services Company

The project manager anticipated many requirements and worked directly with NCS staff to ensure implementation progress moved forward without delay. In the 10 years I have worked with Miles they have always delivered on time and on budget.

Web Dev & Digital Marketing for Career School

The website was up and running within the correct timeline. Results started to build over a six-month period, and we met our end-of-year goals.

Provider Directory for HealthTech Company

Kitrum's employees not only adapted quickly into our current processes but also helped make them better as well over time with many good suggestions. The willingness to bend over backwards and make sure our project was going well.

Scaling Up Platform for FinTech Software Firm

Project was finished in time, people are super happy with the solution we got. It reduces the time they need for specific tasks during their daily working routine. They are serious, honest, and helpful.

Web & App Dev for Booking Platform

I was really impressed with their quick start and how engaged were they from the very beginning. They take a lean approach and have a clear vision of my business needs, which was hard to find since we’re a niche business. They’re quick, deliver good quality, and are very helpful.

Mobile App Development for Golfing Application

Their ability to quickly scale up their team is outstanding. Our app grows along with its features and functionalities outside the original scope, but Perpetual’s team efficiently provides the workforce required to get the work done.

UX/UI Research & Design for Software Development Startup

Perpetual helped me save a lot of money and time overall. The designs they provided helped me validate the thesis. We understood how difficult it would be to get the desired option. The designs also helped me get the right conversations going with a few VCs, which was directionally very important for me. Perpetual helped me pivot in the right direction for the product. I haven’t launched yet, but the team worked efficiently and quickly.

Low-Code Platform Development & Design for Consulting Co

Perpetual mapped out the project thoroughly, broke the schedule into relevant stages, and adhered to that timeline. The team took on any feedback from the users or me and implemented those changes very quickly. They were very efficient and made all the necessary tweaks as we worked through the project.

MVP Platform for Pet Sitting Marketplace

Very efficient, we had regular meetings - status was discussed in the meeting along with blockers/priorities. They provided me detailed information on the status of items and any blockers that arose during the project.

Web Dev & Redesign for NYC-Based Moving Company

Project management was very efficient, we had daily catchup meetings where the Perpetual team shared latest designs, got inputs from us, got approvals and direction on next set of pages and priorities. They had a dedicated project manager, George, on the project who maintained a central project tracker, and what designs or other items were needed from our team. They delivered efficiently and on time.

Web Development for Real Estate Investment Group

The team worked hard to answer any questions we had along the way. We scheduled Zoom meetings often to discuss the progress. Bellwood Labs worked hard to ensure that we understood everything.

Mobile App & Web Development for BAC Tracking Company

TekRevol has performed well in terms of project management. They’re incredibly transparent. Whenever they encounter any problems or a bump in the road, they always let us know. TekRevol has definitely proven themselves to be a trustworthy, reliable company that’s incredibly great to work with.

Full Development for Game Review Site & Mobile App

TekRevol is reactive to issues we experience or changes that I want to make. They do everything they can to make our collaboration work. I trust them and give them a lot of artistic freedom, and they always keep me updated. We communicate frequently. They’re punctual and adhere to the set milestones.

VR Development Services for Gaming Development Company

We were really impressed with Chuck (Senior Client Partner). He was extremely professional and got the job done. We also appreciated his trustworthiness; we knew it was the truth when he told us something. We’d also like to shout out Claudio (LATAM General Manager); he was efficient, professional, and an outstanding communicator.

AI Consulting for Safety Equipment & Tools Company

The team is thorough, prepared, and engaging. None of the dialog has felt canned or generic. They're truly experts and can connect across the organization.

Backend & UX Design for Medical Equipment Manufacturer

HatchWorks is very professional and down-to-earth practical as well. They are flexible and focused on helping us integrate the new developer into our team which was refreshing.

Digital Marketing for Fishing Gear & Apparel Company

Voglio has built out a suite of homegrown tools that facilitate deep analytics and understanding of results. Their team members were all experts in the field and invested the time to execute at a high level.

Hardware & Software System Dev for Entertainment Venues Co

We now have a working system that our customers can come in and enjoy! The deliverables and service have been excellent! Christopher was the project manager. Chris was excellent! He kept the project moving forward. He worked very closely with our team as we moved through the software development lifecycle.

Mobile App Development for Athletic Products Company

Our app has launched and has been very stable since launch, CMS functions quickly and well. We had some issues getting the app live on iOS but those were addressed quickly and under warranty from Mystic. Overall strong project management, especially as we've gotten into a working rhythm together.

Web & App Dev for On-Demand Delivery Service Company

We were overall impressed with Mystic's work. They took on a very large undertaking and were able to exceed our expectations in several areas. There were a few minor areas like a steep learning curve for us as non-tech individuals and minor proofreading issues, but overall, the quality of work exceeded our expectations.

E-Commerce Dev for Burn Barrel Company

Chris built a beautiful website. It was perfect, so I had no complaints. The product featured the necessary information and completed orders. It’s the best website that I’ve had.

One-Page Website Dev for Consulting Company

Delivered on time. They were highly communicative and delivered excellent results. High Value, easy to work with, excellent results.

UI/UX Design for Tech Company

The project delivered on the goals initially set. They produce great concepts and UX directions we are working on implementing. They provided multiple points of progress with detailed video walkthroughs.

User Testing for Entertainment Studio & Platform

Quality work with a very professional and easy-to-work-with team. The team analyzed and presented pricing, user benefits, messaging, landing page insights from qual/quant user surveys and 1-on-1 interviews.

Product Feature UX Design for Fitness App Company

Wolf&Whale was great to work with. Super on top of it. We never had to follow up to get the promised deliverables. It was always clear that the work provided had been really well thought through & they ingested our feedback really well. We were able to move very quickly and seamlessly with them - I can't recommend them enough.

E-Commerce Dev & Product Design for Consulting Co

Wolf & Whale delivered exceptional work on time, ensuring the project achieved high levels of client satisfaction and engagement. Their contributions resulted in a well-executed VIC program and eCommerce design that drove strong conversions and enhanced brand loyalty. Wolf & Whale demonstrated exceptional project management, consistently delivering high-quality work on time and meeting all milestones, even under tight deadlines.

SEO, Web Design & Development for Consulting Firm

They were absolutely terrific. When they say they’re going to do something, they do it. Everything is completed within the timeline we established.

Dev Consulting & UX/UI Design for Legal Discovery SaaS Firm

Working with Solwey Consulting has given us a lot of confidence in our development because we know that they’ll take care of whatever happens. We’ve been incredibly happy with the work they’ve done, not only to implement the new UI and feature changes but also to clean up the old code. They help us understand what needs to be done and where we shouldn’t waste our time. That expertise is the biggest comfort I have as a CEO.

IT Consulting for Mortgage Lender

They were adaptable and flexible enough to do new things and maintain a good attitude. Kubikware was clearly there to help us in any way possible as a technology partner. There was never a complaint or any pushback and they knew the system very well.

Web Design & Development for Energy Company

Not only did they follow all my initial requirements, but they also took the initiative to improve upon them, making the final product even better than expected. What stands out to me most about this company is its culture, which truly encourages creativity and continuous learning. This is reflected in the advanced solutions we create, like the shift from Angular to React and the upgrade to the latest version of Django for our back-end.

Scheduling System Dev & Design for Language Learning Program

Their project management was excellent. They consistently delivered items on time and kept the work moving forward without delays. Communication was clear and proactive, and they were incredibly responsive to our needs—adjusting quickly whenever questions or changes arose.

App MVP Development for Medical Practice

Pilot West has exceeeded expectations. We're very happy with the quality and timeliness of their work. Couldn't have done it without them.

Custom Software Dev for Veterinary End-of-Life Care Provider

Every part of this project has been smooth, with clear communication and frequent check-ins throughout. All deadlines have been met to date, and we continue to work closely with Pilot West as the software evolves. Once we went live, they became even more available for support—something that seemed impossible given how responsive they already were.

Custom Software Development for Music Marketplace

New Normal's response time was very good, and they were very attentive in making adjustments that fit our team needs. We had a constant conversation about the deadlines, and there were no surprises.

Web Redesign & Development for Nonprofit Organization

They are a highly communicative team that truly felt like an extension of our organization. They consistently provided timely communication, thoughtful ideas, and creative problem-solving throughout.

Custom Software Dev for Software Dev Co

When questions or adjustments came up, they responded quickly and provided practical solutions. The collaboration felt organized and transparent, which was especially important during the technical validation phase.

Application Testing for Healthcare Company

Once the process was in place, we didn’t have to spend much time explaining what needs to be done. Emails and calls were sufficient. They foster a professional and friendly environment.

Application Development for International Employment Co

Their project management was top notch. They presented the migration plan and provided consistent updates. Their professionalism was definitely their most impressive quality.

SharePoint Dev for Manufacturing Work Sites

The professionalism of their employees stood out. Their team leader was very effective and kept everyone on task.

Custom Software Dev for Analytical Services Provider

The team worked very hard to help us finish this complicated project. They also worked long hours to help make sure the project stayed on time. Their programming skills were outstanding. They were highly professional and committed team members.

Software & Mobile App Development for Consulting Firm

The team is always responsive and flexible in terms of scheduling. They take responsibility for getting stuff done when they’re supposed to and have even started to be able to anticipate some of our needs, which we’ve really appreciated. Not only that, but they make recommendations in consideration of our interests and those of our clients, which shows they are thinking critically about their work with us. We’ve been very impressed with the customer relationship aspect of the project in terms of how we’re being managed. Their team has been incredibly professional and really demonstrated a sensitivity to what we’re trying to accomplish and how they can eliminate as many problems for us as quickly as possible.

Custom Software Dev for Real Estate Company

They delivered outcome on time with certain quality level, even we have on-going issues, the response to fix issue is quick.

Custom Software Development for Web Development Company

The key measurable outcomes of the project included the timely delivery of the telemedicine platform, which was completed within the allocated budget. We appreciated their excellent and efficient project management, with regular meetings and status checks, enabled us to track the project's progress easily. Several serious requirements changes occurred during development, and SumatoSoft’s team quickly adjusted the documentation, seamlessly integrating the new changes into the timelines without shifting it.

AI Dev for IT Solutions Provider

Their team was super professional, and the project management was spot-on - everything was delivered on time and within budget. They acted proactively, always came up with suggestions to improve the chatbot, and demonstrated great flexibility when priorities shifted and we discovered a new set of requirements out of initial scope.

Web-Based Software Dev & UX/UI Design for MES Solutions Co

The project management was well managed, with on time delivery and quick responses. This demonstrates their ability to meet deadlines and respond promptly to client needs.

IoT Development for Full-Cycle Software Development Firm

SumatoSoft demonstrated exemplary project management skills and processes throughout our collaboration. All key milestones and deliverables were just on schedule. Their deep expertise in IoT technology, as well as their possible implementations and drawbacks, is what impressed us the most.

Web and Mobile Development for IT Firm

We had timely delivery and the project cost was on budget. Simform Solutions was very easy to work with. The metrics Simform Solutions created for project management were effective because they were task- and milestone-based, so it pushed us.

Shopify Web Dev for Construction Materials Company

Everything is great. They’ve provided excellent service from the first moment. Specifically, they’re patient enough to explain all the process to us with detail so we can understand the concepts easily.

Website & Mobile App Dev & Design for International Org.

They are strict about their schedule but are flexible and understanding when we can't deliver within set timelines — usually, they reassign tasks and teammates to give us a few extra days to deliver.

Mobile App Development for Cosmetics Company

3 SIDED CUBE has always been superb to work with due to their flexibility and enthusiasm. They quickly react to our ever-changing needs. The team is dynamic, and we enjoy their fresh mindset and approach.

Mobile/Web App Dev & Project Mgmt for Storytelling Resource

The team at 3SC are exceptional. They are warm, friendly and professional and work to high standards. They supported us to complete an app launch across a short amount of time and flexibly worked with us to meet our needs. They communicated clearly and met deadlines.

App Development for Humanitarian Aid Organization

One of their best qualities is their agility. They were very flexible to our changing requirements. They’re able to adapt and work with clients quickly.

React Native Development for Loyalty App