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+01 (414) 230 - 5550
We are trusted React JS
software development partner


Years of experience


Software Projects
Design and build an end-to-end web and mobile application with a fully-fledged team.
Staff Augmentation
Augment your in-house team with developers for expertise, capacity and speed.
Mentoring & Workshops
Boost your developers’ skills with mentoring & workshops delivered by our experts.
Clients trust us
For over 12 years we have successfully facilitated software outsourcing for clients in Europe and United States, delivering ambitious and compelling web and mobile applications throughout a wide variety of business domains and industries.

Selleo has exceeded our expectations for professional and competent web and mobile software development. They work seamlessly with our internal team, and are adept at understanding our business, and technology objectives. They have been helpful in every phase of the development process. I recommend Selleo wholeheartedly.

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Jeffrey Soble, M.D.


The team at Selleo have been fantastic to work with. They are highly skilled and knowledgeable programmers and designers who are very conscientious of delivering the best product possible. I would definitely recommend Selleo to anyone looking to build an excellent product and enjoy the process as well.

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Jamie Engel

Founder and CEO of Neutopia, AU

Selleo has proved to be a professional and competent web and mobile software development team, they were apt at understanding our wishes and extremely service minded. I highly endorse whole Selleo team.

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Steve Cornwell

CEO, Northpass USA

Work with passionate and diligent developers
who leverage the power of React JS in web apps
Hire expert developers to craft your
React JS software
Get in touch with us