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Result-Driven Process ⭐ 150+ Successful Projects ⭐

For over ten years Selleo has delivered professional services on more than 150+ software development projects for clients from Europe, the US, Canada, and Australia, designing and building a number of applications throughout a wide spectrum of business domains, industries, and technologies (Ruby on Rails, ReactJS, React Native, EmberJS, Elixir).

Extend your in-house team

  • Bronze Verified
  • $10,000+
  • $25 - $49 / hr
  • 50 - 249
  • Founded 2005

1 Language that we service

  • English

1 Timezone that we service

CET
Central European Time (CET)
Average Review Rating
4.7
Total Reviews
31
Average Referral Rating
4.7 /5
Most Common Project Size
$50,000 to $199,999

Focus

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    Locations (2)

    50 - 75

    Overall Review Rating

    4.7
    • Quality

      4.6 /5
    • Schedule

      4.5 /5
    • Cost

      4.5 /5
    • Willing to Refer

      4.7 /5
    See all 31 Reviews
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    App Development for Grey Market Detection Platform

    • Application Testing Custom Software Development UX/UI Design
    • Confidential
    • May 2022 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "The Selleo team is a pleasure to work with."

    Aug 18, 2023

    A grey market detection platform has hired Selleo for application design and development. The team is implementing new features and modern designs; key technologies include React.js and TypeScript.  

    Staff Aug, UI/UX Design & Dev Services for Learning Platform

    • Custom Software Development Graphic Design IT Staff Augmentation UX/UI Design
    • Confidential
    • July 2020 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    4.0
    Willing to Refer
    5.0

    "The team at Selleo cares about delivering good software, and it shows in all aspects of their work."

    May 25, 2023

    Selleo provides staff augmentation services for a learning platform. Selleo's team supports the client with UI/UX accessibility improvements and custom development using React.js and RESTful API.

    Learning Platform Dev for Educational Services Provider

    • Application Testing Custom Software Development UX/UI Design Web Design Web Development
    • Confidential
    • June 2020 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "The team is extremely engaged and delivers a full picture of the project status, and this builds extraordinary trust."

    Apr 14, 2023

    Selleo designed and developed a career learning platform for an educational services provider. The team integrated the new platform with the legacy platform.

    Development for Solution Provider Company

    • Web Development
    • $10,000 to $49,999
    • Oct. 2019 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their technical skills and knowledge of new technologies are impressive."

    Apr 13, 2021

    Selleo updates a software solution provider's web application. The team also created additional features to improve the client's management process. 

    Digital Marketplace for Digital Recruitment Platform

    • Custom Software Development
    • $200,000 to $999,999
    • Apr. 2017 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Selleo has vast experience in building scalable, high-quality solutions for businesses in various industries."

    Jan 29, 2021

    Selleo provides ongoing development services for an educational tech company. The team was hired to create a digital marketplace for the client. Their goal is to build a world-class web and mobile experience.

    UI/UX Design & Audit for Digital Ads Distributor

    • UX/UI Design
    • $10,000 to $49,999
    • May 2020 - Ongoing
    4.5
    Quality
    4.5
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    4.5

    "I highly recommend them as a trustworthy software development partner."

    Sep 8, 2020

    A digital ads distributor hired Selleo to assist in UI/UX design, auditing, and project implementation.

    App Dev for Community & Social Organization

    • Web Development
    • $50,000 to $199,999
    • Jan. 2020 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They have strong leadership, offer a good value, and they're flexible."

    Apr 29, 2020

    Selleo developed a web app; they set up the architecture and created the solution, which involved DevOps.

    Development for a Property Management Platform

    • Custom Software Development
    • $200,000 to $999,999
    • Mar. 2017 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    4.5
    Cost
    4.5
    Willing to Refer
    5.0

    "We appreciate how invested Selleo is in our product."

    Dec 4, 2019

    Supplementing resources in-house, the team at Selleo provides development support for a software startup. The team developed and designed a React web platform and native mobile application.

    Development for a Commerce Company

    • Custom Software Development
    • $200,000 to $999,999
    • June 2016 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    “After three years with the team, we still enjoy working together.”

    Aug 21, 2019

    Selleo developed a custom platform for a visual commerce company. Their team created a web app and an API using Ruby on Rails and Javascript.

    Near-Shore Development Services for SaaS Collaboration Tool

    • Web Development
    • $200,000 to $999,999
    • Jan. 2015 - Ongoing
    5.0
    Quality
    4.5
    Schedule
    4.5
    Cost
    4.5
    Willing to Refer
    5.0

    "...they are actively working together with us to make both our processes and software better and better."

    Jul 30, 2019

    Working in tandem with the internal team, Selleo has developed a SaaS platform using EmberJS and Elixir. They've architected the solution, built out features, and designed landing pages/marketing collateral. 

    Clutch verification provides an additional layer of data to help you make the right purchasing decision of business services.

    Learn More
    Verified Client Reviews
    31
    Overall Review Rating
    4.7
    Source
    Clutch
    Last Updated
    November 22, 2023
    Business Entity
    Business Entity Name Selleo Sp z.o.o
    Source KRS-Pobierz
    Jurisdiction of Formation Poland
    Date of Formation December 13, 2005
    Status Active
    Last Updated February 14, 2022
    ID 0000452102
    Payment & Legal Filings
    International Credit Risk Assessment Moderate Risk
    Source Creditsafe
    Last Updated June 26, 2019

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