Ruby on Rails assessment and evaluation web applications

Assesment taken on any device


PCs, tablets, smartphones


We have designed and developed custom assessment and evaluation SaaS solutions applied in various business domains by such entities as SMEs, career / job centres, recruitment agencies, schools / educational institutions and municipalities. The custom web and mobile software we create can be accessed and used on PCs, laptops as well as on Android, Windows Phone and iOS mobile devices.


Image processing and data visualization solutions

to empower your customers and users with



highly visual performance dashboards

present data in attractive ways, uncover surprising patterns and make insightful observations


charting and graphing

bring visual dimension and generate beautiful, professional looking charts and graphs that can be analyzed with ease from a variety of different angles


simplifying solutions

capture, transform, and access data from varied sources and present them in a beautiful, elegant and illustrative way


Powerful reporting and analytics

which allows your customers / users to keep a finger on the pulse of the business and




monitor the progress and results

generate reports for convenient access and use numerous import/export functionalities (pdf, csv, xlsx, xmlrpc api)


track key metrics

measure user behaviour, examine a live feed of customer activity, their feedback and comments


get solid information

make sound decisions quickly and intuitively using dynamic charts and graphs to understand key relationships

Survey and test management

which enable your customers / users to efficiently generate, distribute and administer tests and surveys through



online assessments

creation of custom surveys and tests, setting options, feedback, personal certificates, privacy, passwords, and more


customers management

adding candidates/individuals to specified tests, sending tests to designated candidates via email, analysing the results as well as obtaining a final PDF-report in a pre-defined format


mobile data collection

designing forms for data gathering and gaining mobile access to GPS-coordinates and varied data formats (e.g. texts, videos, images)


integration with internal and external services

providing highly reliable and secure payment solutions and integration with legacy and / or third-party APIs, systems and services


“Selleo is a pleasure to work with.  The team is both responsive in addressing immediate needs and proactive in achieving future goals.  And don’t let their technology talents fool you, they are just as knowledgeable on the business front!  A+ all around.”

Matt Bieber


“I had the pleasure to start cooperation with Selleo back in 2010 and since that time we have jointly gone through the development process of several B2B apps like FairLeads, FairDeals or FairFunds. I would highly recommend Selleo to any business entity who is looking for a professional, agile and experienced software development house to develop web or mobile applications.”

David Junge
CEO of Junger & CO


“In our work with Selleo, we have experienced a most qualified and professional development team. Communication and understanding of our needs and processes is simply top notch.”

Ditte Dahl Lisbjerg
Programme Manager, Citizen Engagement and Science, ViewWorld ApS

Develop with us Ruby on Rails custom assessment and evaluation solutions

create multimedia-rich & interactive environment for your customers and users

Hire us !

Send us your name and we will contact you in the next 24 hours.

RoR experts!

Good  work!