We design, develop, integrate and maintain customized web and mobile applications for entrepreneurs, startups and established enterprises.

Custom Software Development House

Selleo is a custom software development house which is focused on providing web and mobile custom software solutions using: 

  • Ruby on Rails,
  • HTML5, 
  • JavaScript, 
  • SenchaTouch, 
  • PhoneGap,
  • and other latest software technologies.


We are interested in long lasting partnership and got lots of referrals from our existing clients. With our expert knowledge based on the years of experience we specialize in development and integration of cross-platform mobile and web custom software solutions for different business domains like education, healthcare, retail, real estate, publishing and more. Since 2005 we are programming in Ruby on Rails which provides an excellent data-driven custom software development environment for rapidly producing functional websites and applications that are highly modifiable and maintainable in an enterprise environment..We can also create bright new custom web and cross-platform mobile applications by enhancing and combining existing components in creative, compelling new ways. Among our main services one can find scoping and technical specification development, custom web application design, development and integration ,web application maintenance and support.