Top 100 Ruby on Rails Developers

STDev is a full-stack web and mobile app design and development company. Founded in 2010 and based in Yerevan, Armenia, STDev’s team of about 65 employees does web development, mobile app development, and custom software development. They primarily work with small businesses.

Innovation Feel is a software development company based in Cherkasy, Ukraine. The company, founded in 2016, has more than 24 employees who provide web development, mobile app development, and UX/UI design services to small and midmarket businesses.

Datazo InfoTech, a software development company, is in Dhaka, Bangladesh. The agency offers custom software development, web development, mobile app development, e-commerce development, and more and has a midsize team.The agency was launched in 2020.

8allocate. is a software development company founded in 2015. They are based in Kiev, Ukraine, with offices in Tallinn, Estonia, and Los Angeles. The team of 100+ employees specializes in custom software development, AI, and eCommerce development. They mainly serve midmarket clients in financial services, business services, and eCommerce. 

Monterail is a software development company founded in 2010. The company is located in Wroclaw, Poland where its team of 110+ experts provides web development, custom software development, and IoT development services to mostly small and mid-market businesses.

Founded in 2003, Serfe is a web development company. Their midsize team is headquartered in Santo Tomé, Argentina and offers Web Development, Mobile App Development, Custom Software Development, and E-Commerce Development.

Everlabs is a web and mobile development firm based in Cherkasy, Ukraine. Founded in 2013, the company has 14 employees that specialize in Ruby on Rails development. Services include full-cycle web development, native and cross-platform mobile app development, and UI/UX design.

Pixelette Technologies Ltd is a SEO services firm headquartered in London, United Kingdom. They focus on search engine optimization, conversion optimization, digital strategy, social media marketing, and more and were launched in 2018.

Spiria is a development company headquartered in Montreal, Québec, with additional offices in Gatineau, Québec; Oakville, Ontario; and Boston, Mass. Founded in 2003, Spiria's team of around 150 focuses on custom software development, web development, and mobile app development, primarily for midmarket and enterprise clients from the business services, entertainment, and manufacturing industries. 

Wollow International is a software development firm in Varna, Bulgaria. Founded in 2010, the agency currently consists of fewer than 10 employees. The team primarily works with smaller businesses, offering software, web, and mobile app development.

Software development company Tanooki Labs was established in 2012. Their small team is based in New York, New York. Tanooki Labs provides custom software development, mobile app development, product design, web development, and more.

Perpetual is a software product innovation and development company based in New York City. Founded in 2012, Perpetual's team of around 25 employees provides a wide range of services including UX/UI design, web design, mobile and custom software development, IT staff augmentation, product design, and more.

Motomtech, a custom software development company, was founded in 2021. They are headquartered in Salt Lake City, Utah and have a midsize team. Their services include custom software development, web development, mobile app development, marketing strategy, and more.

SolDevelo is a midsize custom software development company launched in 2009. Their services include custom software development, cloud consulting & SI, IT staff augmentation, ux/ui design, and more. The company is headquartered in Gdynia, Poland and Seattle, Washington.

Entrision is a software development firm located in Milwaukee. The firm was founded in 2012 and currently maintains a team of 6. They primarily focus on custom software development, mobile app development, IoT development, and web development.

Mobomo is a 50+ web and mobile app design and development agency based in Vienna, VA with an office in Denver, CO. Since their startup in 2009, the team has helped to create functional and outstanding UI/UX with a responsive backend for businesses of all sizes.

Established in 2003, Quanterall is a blockchain company. The agency provides blockchain, custom software development, IoT development, mobile app development, and more and has a midsize team. The agency is in Sofia, Bulgaria.

StartupSoft is an IT services provider located in Lviv, Ukraine and founded in 2016. The team of fewer than 100 employees offers IT staff augmentation services to mostly small and midmarket businesses.

A development studio based in Berlin, impltech was founded in 2017.  Their team of about 29 employees provides web and mobile app development as well as UX/UI design services to small and midmarket businesses. They primarily serve clients in the real estate, telecommunications, and manufacturing industries.

Selleo is a web and mobile app development company headquartered in Bielsko-Bala, Poland with an office in Silesian, Poland. Founded in 2005, the team of 60 specializes in web development, custom software development, mobile app development, e-commerce development, and UX/UI design. They focus on business services, advertising and marketing, and education.

Cleverti is an IT company based in Lisbon, Portugal. Founded in 2010, Cleverti has a team of about 35 employees that focus on custom software development, web development, and mobile app development services.

FireArt Studio is a design, development, and production studio founded in 2006. The company is located in Warsaw, Poland where its team of 44 provides a wide array of services including web development, web design, mobile app development, video production, UI/UX design, graphic design services to primarily small businesses.

SISU Technologies is a software development consultancy founded in 2013 and based in Cuauhtémoc, Mexico. Their team of more than two offers web development, mobile app development, and UX/UI design solutions for clients ranging from startups to enterprises.

Povio Labs is a design and development company headquartered in San Francisco. The team of 100+ provides software, web, and app development (iOS and Android), in addition to UX design, services to its small business and midmarket clients across a number of industries. 

Tecaudex is a small web development company. Headquartered in Lahore, Pakistan, the firm was established in 2019. Their team provides web development, mobile app development, ux/ui design, custom software development, and more.

Teplin is a web agency founded in 2015 and based in Kyiv, Ukraine with more than ten experts. They offer web development, web design, and UX/UI design solutions for clients that work in the fields of business services, consumer products, and education.

Launched in 2019, SmithySoft is an IT staff augmentation company. Their small team is headquartered in Cherkasy, Ukraine and provides IT staff augmentation, web development, other IT consulting and SI, mobile app development, and more.

Founded in 2007, Theorem is a software development firm. The midsize team specializes in custom software development, ux/ui design, IoT development, IT strategy consulting, and more. The company is based in Los Angeles, California; Santa Monica, California; New York, New York and San Francisco, California.

RED ANT is a software development company based in London. Founded in 1996, their team of 42 employees provides AR development, branding, and e-commerce development services.

Liven is a web development firm. They focus on web development, mobile app development, and custom software development and were launched in 2017. Their midsize team is São Carlos, Brazil-based.