Top 100 Ruby on Rails Developers
The Best of December 2025List of the Best Ruby on Rails Development Firms
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91$25,000+50 - 249 employeesWarszawa, PolandEL Passion is a midsize web development company. Launched in 2011, the agency is located in Warszawa, Poland and Warszawa, Poland. Their services include Web Development, Custom Software Development, Artificial Intelligence, UX/UI Design, and more.Read More
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92$50,000+50 - 249 employeesRead More
Syndicode is a web and mobile app development company based in Kyiv, Ukraine, that was established in 2014. Their team of 32 employees provides web development, mobile app development, web design, e-commerce development, and UX/UI design services.
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FuzuIndustries
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93$25,000+250 - 999 employeesPune, IndiaRead More
Velotio Technologies is a development company based in Pune, India, that provides custom software, AI, and application testing services. They were founded in 2017, and their team consists of fewer than 250 employees.
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BludotIndustries
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94$50,000+50 - 249 employeesMontevideo, UruguayRead More
Neocoast, a software development company, was founded in 2016. Based in Montevideo, Uruguay and Miami, Florida, their midsize team provides Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more.
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Nuro Retention Almond Digital HealthIndustries
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95$50,000+250 - 999 employeesC1425BYF, ArgentinaBased in Miami, Florida; C1425BYF, Argentina; Jesús María, Peru and Montevideo, Uruguay, Coderio is an IT staff augmentation company. The midsize team specializes in IT staff augmentation, Custom Software Development, Web Development, Mobile App Development, and more and was founded in 2017.Read More
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Coca-Cola McDonald's Visa FedExIndustries
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96$10,000+2 - 9 employeesWarszawa, PolandEstablished in 2014, WideFix is a custom software development company. They are headquartered in Warszawa, Poland and have a small team. Their services include Custom Software Development, E-Commerce Development, Mobile App Development, Enterprise App Modernization, and more.Read More
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ToptalIndustries
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97$10,000+10 - 49 employeesWarszawa, PolandRead More
Visuality is a software development agency based in Warsaw, Poland with a second location in New York City. Established in 2007, they have 13 employees, and mostly develop enterprise software for business management. Their services include custom software development, web development, internet of things, mobile app development, and UI/UX design.
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ShelfwiseIndustries
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98$10,000+10 - 49 employeesKraków, PolandNopio is a web development company established in 2010. The firm specializes in Web Development, Branding, Web Design, Custom Software Development, and more and has a small team. The firm is in Boulder, Colorado and Kraków, Poland.Read More
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Sesame Workshop Butler/Till Fathom GeneaIndustries
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99$50,000+1,000 - 9,999 employeesMinneapolis, MNMentorMate, a mobile application development firm, is in Minneapolis, Minnesota; Sofia, Bulgaria; Göteborg, Sweden and Asunción, Paraguay. The company provides Mobile App Development, UX/UI Design, Custom Software Development, Web Development, and more and has a large team.The company was established in 2001.Read More
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AstraZenecaIndustries
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100$25,000+50 - 249 employeesSouth Jordan, UTMotomtech, a custom software development company, is located in South Jordan, Utah. The midsize agency was launched in 2018. Their services include Custom Software Development, UX/UI Design, Web Development, and Mobile App Development.Read More
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101$25,000+10 - 49 employeesNashville, TNTwin Sun is a software development firm headquartered in Nashville, Tennessee. The small company was established in 2017. Their services include Custom Software Development, Web Development, Mobile App Development, Generative AI, and more.Read More
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102$100,000+1,000 - 9,999 employeesMalmö, SwedenN-iX, a big data analytics company, was founded in 2002. In North Miami Beach, Florida; Malmö, Sweden; North Miami Beach, Florida and Kraków, Poland, their large team provides BI & big data consulting & SI, Artificial Intelligence, Custom Software Development, cloud consulting & SI, and more.Read More
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Bosch Siemens eBay Total EnergiesIndustries
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103$25,000+50 - 249 employeesNew York, NYPerpetual is an UX company launched in 2012. The company provides UX/UI Design, Web Development, Low/No Code Development, Web Design, and more and has a midsize team. The company is based in New York, New York and नवी मुंबई, India.Read More
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ReutersIndustries
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104$25,000+10 - 49 employeesDowners Grove, ILEstablished in 2002, Plego Technologies is an AI firm. Their small team is located in Downers Grove, Illinois and Houston, Texas and specializes in Artificial Intelligence, Custom Software Development, Web Development, Mobile App Development, and more.Read More
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Fitbit, Sephora, Elkay, Sensaphonics, Gilead, Cook County of Chicago, Wipro, Advocate Construction, Franklin Covey, 10FoldIndustries
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105$10,000+50 - 249 employeesParis, FranceRead More
SEROKELL is an artificial intelligence development company. Their midsize team is in Paris, France; Los Angeles, California; Tel Aviv-Jaffa, Israel and New York, New York. The agency focuses on Artificial Intelligence, Blockchain, Custom Software Development, Web Development, and more.
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DisciplinaIndustries
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106$1,000+10 - 49 employeesPaia, HIRead More
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.
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Projects for GoodIndustries
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107$10,000+50 - 249 employeesSacramento, CABluelight is a midsize custom software development firm based in Sacramento, California and Jardim Paulistano, Brazil. Launched in 2019, the team provides Custom Software Development, Web Development, Mobile App Development, UX/UI Design, and more.Read More
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108$25,000+50 - 249 employeesBoston, MAVAIRIX Software Development is a Montevideo, Uruguay-based custom software development company. The midsize firm was launched in 2010. Their services include Custom Software Development, IT staff augmentation, Mobile App Development, other IT consulting and SI, and more.Read More
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109$100,000+250 - 999 employeesLos Angeles, CAIn Los Angeles, California; Santa Monica, California; New York, New York and San Francisco, California, TheoremOne is a midsize software development company. They focus on Custom Software Development, IT strategy consulting, Business Consulting, IoT development, and more and were founded in 2007.Read More
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AT&TIndustries
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110$5,000+10 - 49 employeesKraków, PolandWeb development company Lunar Logic was launched in 2004. The company offers Web Development, Mobile App Development, Custom Software Development, and Product Design and has a small team. The company is in Kraków, Poland.Read More
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Funding CircleIndustries
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111$25,000+250 - 999 employeesHouston, TXTekRevol is a midsize application development company founded in 2018. Their team specializes in Mobile App Development, IT staff augmentation, Custom Software Development, Web Development, and more. The company is located in Houston, Texas; Red Deer, Canada; Newark, California and New York, New York.Read More
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112$10,000+10 - 49 employeesCherkasy, UkraineRead More
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.
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113$25,000+10 - 49 employeesScottsdale, AZDelta Systems is a custom software development company. Their small team is based in Scottsdale, Arizona and Denver, Colorado. Their services include Custom Software Development, Mobile App Development, and E-Commerce Development. The company was established in 1986.Read More
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114$25,000+50 - 249 employeesTest Double is a software development firm. They are based in Westerville, Ohio and have a midsize team. Their services include Custom Software Development, Enterprise App Modernization, cloud consulting & SI, Artificial Intelligence, and more. The agency was established in 2011.Read More
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Betterment -
115$10,000+50 - 249 employeesBerlin, GermanySloboda Studio is an IT staff augmentation company. They are based in Berlin, Germany; Cherkasy, Ukraine; Austin, Texas and València, Spain and have a midsize team. Their services include IT staff augmentation, Artificial Intelligence, IoT development, Custom Software Development, and more. The firm was launched in 2010.Read More
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HuggiesIndustries
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116$50,000+10 - 49 employeesBoulder, COSwovo is a website development company established in 2017. Their small team is in Boulder, Colorado and Denver, Colorado. The company specializes in Web Development, Mobile App Development, UX/UI Design, Artificial Intelligence, and more.Read More
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AbbottIndustries
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117$5,000+10 - 49 employeesBerlin, GermanyRead More
Founded in 2008, JetThoughts is development company based in Sanford, Fla. with a team of 12. They provide services primarily in mobile app development and web development.
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Faria Education GroupIndustries
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118$100,000+50 - 249 employeesL'viv, UkraineStartupSoft is a midsize IT staff augmentation company. Launched in 2016, the agency is in San Francisco, California; L'viv, Ukraine and Ternopil, Ukraine. Their services include IT staff augmentation, Artificial Intelligence, IT strategy consulting, Web Development, and more.Read More
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RxDefineIndustries
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119$10,000+50 - 249 employeesSuwałki, PolandRead More
Code & Pepper is a FinTech product development company founded in 2006 in Poland with an additional location in London. The team of 68 specialists support global businesses in building digital products and creating successful development teams. With more than 400 projects under their belt, they have not only the technical know-how but also the domain expertise to deliver apps that meet the market’s taste.
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Finbourne (www.finbourne.com)Industries
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120$5,000+10 - 49 employeesL'viv, UkraineRead More
Located in L'viv, Ukraine, The UpperCode is a small custom software development firm. They focus on custom software development, e-commerce development, web development, and ux/ui design and were launched in 2019.
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M-RoyalIndustries
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