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Tech solutions for startups and enterprises

We are a team of multidisciplinary professionals that specialize in the development of digital products. We help startups and established companies create great tech faster. Our agency is small by design and we work with a limited set of clients at a time.

  • Min project size
    $25,000+
  • Hourly rate
    $50 - $99 / hr
  • Employees
    10 - 49
  • Locations
    Sofia, Bulgaria
  • Year founded
    Founded 2017

1 Locations

  • Sofia , Bulgaria

Select Focus Area
Application Platforms
Amazon Application Development Framework
60%
Linux server
5%
Mobile Focus
Consumer Mobile App Development
15%
Enterprise Mobile App Development
15%
Programming & Scripting
Java
20%
SQL
10%
XML
5%
Industries
Consumer products & services
20%
Financial services
20%
Real estate
20%
Supply Chain, Logistics, and Transport
20%
GPS, Navigation & GIS
5%
Hospitality & leisure
5%
Medical
5%
Retail
5%
Clients
Small Business (<$10M)
80%
Midmarket ($10M - $1B)
20%

Pricing Snapshot

Min. project size $25,000+
Avg. hourly rate $50 - $99 /hr
Rating for cost 4.9 /5

What Clients Have Said

Qualifast offers competitive pricing, with projects ranging from $5,000 to over $150,000. Clients note high value for cost, timely delivery, and effective communication, often highlighting their flexibility and responsiveness in adapting to changing project needs.

This summary is based on verified Clutch reviews.

Most Common Project Size

$50,000 - $199,999 based on 14 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

Select a service to see pricing information

Highly Rated Similar Providers

Qualifast Review Insights

Overall Review Rating

4.9
  • Quality 4.9
  • Schedule 4.9
  • Cost 4.9
  • Willing to Refer 4.9

Top Mentions

Review Highlights

  • High-Quality Deliverables

    The quality of deliverables from Qualifast is consistently praised, with clients noting the stability, usability, and functionality of the products developed. Their attention to detail and commitment to quality is evident in the final outputs.

  • Proactive Problem Solving

    Qualifast is recognized for its proactive problem-solving skills, often providing valuable suggestions and improvements during project execution. Their ability to foresee challenges and offer solutions is a significant asset.

  • Technical Expertise Across Platforms

    Qualifast demonstrates strong technical expertise, particularly in Java, Angular, and mobile app development. Clients highlight their ability to handle complex integrations and provide robust, scalable solutions across multiple platforms.

  • Strong Project Management Skills

    Clients appreciate Qualifast's project management, noting their ability to deliver on time and within budget. They are described as responsive, communicative, and proactive, with a keen ability to estimate timelines accurately and manage client expectations.

  • Areas for Improvement in Communication

    While generally praised for their communication, some clients noted instances where better documentation or summary emails could have improved understanding and coordination, particularly in face-to-face meetings.

  • Expertise in Custom Software Development

    Qualifast is praised for its proficiency in developing custom software solutions across various industries such as e-commerce, fintech, and real estate. Their ability to understand business needs and provide tailored solutions is consistently highlighted by clients.

Qualifast Reviews

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Custom Software Dev for Tax Engine Software Company

  • API Development Custom Software Development Web Development
  • Angular
    +3
  • Confidential
  • July 2024 - June 2026
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They have very high standards."

Jun 19, 2026
Founder, DepTax
Iman Deschatres
Verified
  • Financial services
  • Switzerland
  • 1-10 Employees
  • Online Review
  • Verified

Qualifast provided software development services for a tax engine software company. The team created a modern, configurable tax engine for e-commerce and marketplaces.

Custom Software Dev for Financial SaaS Company

  • API Development Custom Software Development Web Development
  • Angular
    +2
  • Confidential
  • Nov. 2023 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
4.5
Willing to Refer
5.0

"Qualifast provided key guidance and support for the timely execution of the finbryte loan origination system."

Apr 7, 2025
Co-Founder, finbryte
Georgi Demirev
Verified
  • Other industries
  • Sofia, Bulgaria
  • 1-10 Employees
  • Online Review
  • Verified

Qualifast provides development, guidance, and consulting services for a financial SaaS company. The team leads and mentors the client's in-house development team and provides additional development resources.

Web Development for Real Estate Company

  • Custom Software Development DevOps Managed Services Web Development
  • Amazon Application Development Framework
    +2
  • $50,000 to $199,999
  • Jan. 2023 - May 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They were a great partner for any early-stage venture."

Apr 17, 2024
Co-Founder, Zimoti
Ray Kyrson
Verified
  • Real estate
  • Bulgaria
  • 1-10 Employees
  • Online Review
  • Verified

Qualifast built a site MVP for a real estate company. They also set up an analytics and monitoring system for the client.

Web Dev & Design for Software Company

  • BI & Big Data Consulting & SI Custom Software Development
  • Amazon Application Development Framework
    +5
  • $50,000 to $199,999
  • Feb. 2022 - July 2023
5.0
Quality
4.5
Schedule
4.0
Cost
4.5
Willing to Refer
5.0

"The project evolved in a fast and surprising manner."

Aug 18, 2023
CEO, Sheetly Ltd
Jan Brøgger Andersen
Verified
  • Other industries
  • Sofia, Bulgaria
  • 1-10 Employees
  • Online Review
  • Verified

A software company hired Qualifast to develop an MVP based on their Figma designs and data architecture. The team employed Angular for frontend, Java for backend, and AG Grid as the data framework.

iOS Mobile App Development for AI-Based EA Platform

  • Custom Software Development Mobile App Development
  • $50,000 to $199,999
  • Jan. 2022 - May 2023
4.5
Quality
4.0
Schedule
4.0
Cost
5.0
Willing to Refer
4.0

"They employed good long-term thinking."

Apr 10, 2023
Founder & CEO, atKairos
Anonymous
Verified
  • Other industries
  • Bulgaria
  • 1-10 Employees
  • Online Review
  • Verified

Qualifast developed an iOS-based mobile app for an AI-based executive assistant platform. The team helped scale the resources needed for the project and implemented relevant features and functionalities.

Custom Software Dev & Design for Sports Technology Company

  • Custom Software Development UX/UI Design
  • Confidential
  • Jan. 2022 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“Qualifast is highly qualified, and they always care about our project.”

Nov 16, 2022
Executive, Sports Technology Company
Anonymous
Verified
  • Other industries
  • London, England
  • 1-10 Employees
  • Phone Interview
  • Verified

Qualifast collaborates with a sports technology company to design and develop one of their products. Their scope has included planning, front- and backend development, QA, and market interaction.

Custom Software & Mobile App Dev for Software Solution Co.

  • Custom Software Development Mobile App Development
  • Android App Development
    +2
  • $10,000 to $49,999
  • Jan. 2022 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"We often have very specific requests from our clients, and Qualifast also has great previous experience to draw on."

Sep 22, 2022
CEO, Hostify
Chavdar Marinov
Verified
  • Other industries
  • Bulgaria
  • 11-50 Employees
  • Phone Interview
  • Verified

Qualifast is developing an iOS and Android mobile, in addition to developing further software functionality. Their technical Java work has resulted in a task manager feature and document upload capabilties. 

Custom Software Dev for RegTech Company

  • Custom Software Development
  • $50,000 to $199,999
  • June 2021 - Feb. 2022
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"The team always proposed solutions or better approaches towards particular problems faced."

Mar 15, 2022
CEO, OMNIO
Stoyan Lozanov
Verified
  • Other industries
  • Bulgaria
  • 11-50 Employees
  • Online Review
  • Verified

A regtech company collaborated with Qualifast to create their main software solution. The team built a web-based app using Java, Angular, and JavaScript. The goal is to highlight their product's abilities. 

User Research Platform for Software Development Company

  • Mobile App Development
  • Confidential
  • Jan. 2020 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"We are very happy with the outcome of this project."

Oct 20, 2021
Managing Partner, Lab08
Rasmus Møller-Nielsen
Verified
  • Other industries
  • Copenhagen, Denmark
  • 11-50 Employees
  • Online Review
  • Verified

A software development company wanted to enhance their user experience with a SaaS platform and an iOS native app. They chose to partner with Qualifast to provide the necessary services.

System Architecture & Dev for Tech Startup

  • Custom Software Development
  • Less than $10,000
  • Mar. - June 2021
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They were always very thoughtful and focused on every small aspect of the product."

Aug 20, 2021
CEO, Mindset Design
Karina Karagaeva
Verified
  • Other industries
  • Bulgaria
  • 1-10 Employees
  • Phone Interview
  • Verified

A tech startup was looking to establish their automated coaching platform in the digital space, so they hired Qualifast for their custom software development services.

Showing 1-10 of 18 Reviews

Locations (1)

ul. Tintyava 15 - 17 SofiaBulgaria 1113

10 - 15

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Deptax

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Iman Deschatres