Top 100 Ruby on Rails Developers in the United States

Toptal is a private network of freelance technologists and designers. With more than 2000 freelance workers in its exclusive community, Toptal can be instrumental in finding the right freelance partner for development projects. The community includes developers for any platform, finance experts, and designers of both visual material and graphic interfaces. Because of its screening process, Toptal combines the reliability and expertise of an agency with the flexibility and affordability of freelance work.

RoleModel Software is a custom software development agency with headquarters in Holly Springs, N.C., and an office in Rochester, N.Y. Since 1997, their team of 18 has assisted in providing web development, web design, and mobile app development expertise to a wide range of clients in industries such as manufacturing, business services, and health care.

Dualboot Partners, a custom software development company, was founded in 2018. The agency offers Custom Software Development, Web Development, UX/UI Design, cloud consulting & SI, and more and has a midsize team. The agency is based in Charlotte, North Carolina; Raleigh, North Carolina and Montevideo, Uruguay.

Cybercraft Inc. is a development agency headquartered in Lviv, Ukraine, that was established 2012. Their team of 19 offers custom software development, IT staff augmentation, web development, and more. 

LaunchPad Lab is a CRM consulting and SI company. Founded in 2012, the team offers CRM consulting and SI, Custom Software Development, Web Development, Artificial Intelligence, and more. Their midsize agency is based in Chicago, Illinois.

Website development firm JetRuby Agency is headquartered in Alexandria, Virginia and San Francisco, California. The midsize team offers Web Development, Mobile App Development, Artificial Intelligence, Custom Software Development, and more and was established in 2010.

Tandem (formerly DevMynd) is a strategy, design, and technology company headquartered in Chicago. The company was founded in 2010 and has 37 employees. They work with both mid-market and enterprise businesses. The businesses they work with represent a variety of industries including health care and medical, education, and energy and natural resources. 
 

ShakaCode is a design and development company based in Paia, Hawaii. Founded in 2011, their team of fewer than 50 specializes in web and custom software development, as well as UX/UI and web design. They primarily serve businesses in industries such as advertising, hospitality, and leisure.

From Portland, OR, Planet Argon was founded in 2002. Although they focus on web development, the team of 16 also excels in e-commerce and custom software development, design, analytics, and strategy.

Allied Code, a custom software development company, is based in Paradise Valley, Arizona. The small firm was established in 2009. Their services include custom software development and mobile app development.

Thoughtbot is a web and mobile app development company based in Boston, MA with offices in Austin, San Francisco, New York, Raleigh, Washington D.C, and London. Since 2003, this 50+ team has delivered empowering digital solutions to enterprise-level and small companies alike.

Since its founding in 2011, Bacancy Technology has grown from one office in Ahmedabad, India, to 130+ employees in 8 offices across the US, Canada, Europe, and the Middle East. They specialize in mobile app development and also offer IoT development, blockchain, and digital marketing.

Established in 1986, Delta Systems is a software development company. The company specializes in Custom Software Development, Mobile App Development, and E-Commerce Development and has a small team. The company is located in Scottsdale, Arizona and Denver, Colorado.

Although they specialize in e-commerce and web development, End Point also creates custom software and is an expert on enterprise security. Founded in 1995 in New York City, the team of 50+ employees serves mid-market and small businesses across a variety of industries.

Def Method is a software development company based in New York City. Founded in 2014, the team of 21 specializes in custom software development, web development, IT staff augmentation, AI, and more. They work primarily with large and mid-sized businesses, focusing on financial services, real estate, and IT.

ANTLR Interactive is a Pittsburgh-based mobile app development firm. Founded in 2014, it has 2 employees who specialize in mobile app development, web development, and custom software development. The team serves small business and midmarket clients in the nonprofit, e-commerce, and health care & medical industries.

AnatomizeTech is a user experience design company. They are based in Miami Beach, Florida and have a small team. Their services include ux/ui design, web development, mobile app development, branding, and more. The agency was founded in 2021.

Based right outside of Chicago, Plego Technologies is a digital agency founded in 2002. Their team of around 20 has expertise in web development, SEO, IT staff augmentation, and software development.

Flatirons Development is a UX/UI product design and software development consultancy, founded in 2018. They employ seven staff in their office in Boulder, Colo., where they focus primarily on product management and strategy, UI and UX design, web development, and native mobile app development. They work with a range of small, midmarket and global companies.

Turing is a small IT staff augmentation company. Established in 2018, the agency is in Palo Alto, California. Their services include IT staff augmentation.

Cadabra Studio is a digital design and development agency based in Dnipro, Ukraine. Founded in 2015, Cadabra has a staff of 25 specialists, most of whom are full-stack developers. Cadabra provides development for web and mobile applications, custom software, and UI/UX design.

The Jed Mahonis Group is a mobile app development company from Minneapolis, Minn. Founded in 2012, it has about six employees that do mobile and web development, custom software, UI/UX design, and more for small businesses across a variety of industries. 

Hashrocket is a small web development firm based in Chicago, Illinois; Jacksonville Beach, Florida and San Francisco, California. Established in 2008, the team focuses on Web Development, Mobile App Development, and E-Commerce Development.

AirDev is a San Francisco based software development company. They were founded in 2015 and have a team of 11 employees who specialize in the custom software, web, mobile app development. 

Founded in 2014, JetBase.io is a custom software development company. Their small team is in Sheridan, Wyoming. Their team specializes in Custom Software Development, Web Development, Mobile App Development, E-Commerce Development, and more.

Arbisoft and its team of 300+ employees is a full-service software development company with a homebase in McKinney, TX. With other offices in Malaysia, Pakistan, and Australia, the company has a large of portfolio of Fortune 500 clients.

Twin Sun is a digital firm that was founded in 2017 and is located in Nashville, Tenn. Twin Sun's team of about 10 employees specializes in web development, custom software development, and mobile app development. 

Digital agency Viget has a team of more than 70 employees, spread across 3 offices in the U.S. – Falls Church, Va., Durham, N.C., and Boulder, Colo. Founded in 1999, Viget provides web development, digital strategy, and web, UI/UX, and print design services business clients of all sizes and across industries.

Grio is a software consulting firm based in San Francisco, Calif, that was established in 2008. Their team of 50 employees offers web development, mobile app development, and UX/UI design services.

The Gnar Company, Inc. is a computer software company based in Boston and founded in 2015. Their team of around 15 provides a variety of services including custom software, mobile app, and web development. They often partner mid-sized and enterprise businesses in a large number of sectors.