• Android: Java SDK and/or Kotlin
  • iOS: Swift or Objective C
  • Web front-end

  • Angular 4+
  • HTML5
  • CSS3
  • Back-end

  • Spring Framework
  • Spring Boot
  • Spring Data REST
  • Spring Security
  • Spring Web MVC
  • Additional Services

  • Android test automation
  • Web test automation
  • Infrastructure setup, delivery & deployment
  • Mobile & Web design via our partners
  • Technologies we use

    App categories we excel in

    Business & Finance
    Travel & Maps
    Social & Dating
    Communication & Events
    Sports & Medical

    Client Testimonials

    As a young start-up, we were delighted to work together with Qualifast. Through the lifetime of our project, we received professional support with great communication. The project was treated with high importance and was carried out on time at an outstanding quality. We would recommend warmly for anyone Qualifast!

    Meet Robin Nóra Laczkó, Co-Founder, MeetRobin

    Qualifast helped us build our application in very short timeframes, whilst not compromising with code quality. They took our project as their own and were willing to go the extra mile in order to achieve superb results. Their expertise is in all domains of software development – from UI and UX, through development and testing, to deployment and security. We are all looking forward to working with them in the future.

    OceniMe Dean Spasov, CEO, OceniMe

    Qualifast helped us build our business concept into fully functional technological solution. Using their expertise they were able to give us invaluable advices and whatever they said was done was really done, with only few really minor defects. Working with Qualifast was definitely the right choice.

    Liane Anna Benini, Founder, Liane S.r.l.

    Working with Qualifast was really satisfactory – they got into the project’s requirements fast and were collaborative for all the changes and tweaks we needed in the course of the implementation. I was really impressed with their professionalism – from project plan definition, to abiding to it afterwards and the speed with which they delivered the final product.

    PESA Slavcho Parushev, Partner, Empower Capital

    I want to thank everyone at Qualifast. Not only for the fact that they got into our shoes and were able to improve our idea, but also for the devotion and understanding that they have shown to our company. A great quality of theirs is that they generate useful ideas and assess quickly our concepts for new projects, which improves the product and saves time. Thank you for all the good things you have done and continue doing for our company!

    AngelsFX Vladislav Angelov, CEO, AngelsFX LLC