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Custom software development team

zerodays specializes in AI development, UX/UI design, web and mobile application development, business digitalization, process automation, and custom robotics software solutions. We build tailored technological solutions designed to enhance your users’ experience and exceed your expectations.

  • Min project size
    $10,000+
  • Hourly rate
    $50 - $99 / hr
  • Employees
    10 - 49
  • Locations
    Ljubljana, Slovenia
  • Year founded
    Founded 2021

Overview by:

Reviewer avatar
Žiga Patačko Koderman

1 Locations

  • Ljubljana , Slovenia

Select Focus Area
Application Platforms
Other app platform
70%
Linux server
20%
Amazon Application Development Framework
10%
AI Technologies & Models
Anthropic
55%
Open AI GPT-3
45%
Frameworks and CMS
Django
10%
Other frameworks and CMS
10%
Programming & Scripting
Go
20%
Python
10%
SQL
10%
Typescript
10%
User Experience Focus
Industries
Information technology
25%
Business services
20%
Education
20%
eCommerce
15%
Medical
10%
Hospitality & leisure
5%
Manufacturing
5%
Clients
Small Business (<$10M)
100%
Certified in:
Web Development Custom Software Development React

Pricing Snapshot

Min. project size $10,000+
Avg. hourly rate $50 - $99 /hr
Rating for cost 5 /5

What Clients Have Said

Zerodays offers competitive pricing with project costs ranging from $10,000 to $49,999. Clients appreciate the value for cost, excellent project management, and responsive communication, making them a strong choice for various software development needs.

This summary is based on verified Clutch reviews.

Most Common Project Size

$10,000 - $49,999 based on 9 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

Select a service to see pricing information

Highly Rated Similar Providers

zerodays Review Insights

Overall Review Rating

5.0
  • Quality 5.0
  • Schedule 4.9
  • Cost 5.0
  • Willing to Refer 5.0

Top Mentions

Review Highlights

  • Proactive Problem-Solving and Innovation

    The team at zerodays is recognized for their proactive problem-solving skills and innovative solutions. They anticipate issues and provide efficient, high-IQ solutions, ensuring project success and client satisfaction.

  • High Client Satisfaction and Positive Feedback

    Clients express high satisfaction with zerodays' work, noting improvements in user experience, conversion rates, and efficiency. Positive feedback and successful deployments are common outcomes of their projects.

  • Responsive and Flexible Team

    zerodays is noted for their responsiveness and flexibility, accommodating client needs and changes efficiently. Their willingness to adjust timelines and project scopes is appreciated by clients, enhancing the overall experience.

  • Effective Project Management and Communication

    Clients frequently commend zerodays' project management skills and clear communication. They deliver on time, maintain regular updates, and are responsive to client needs, contributing to smooth collaboration and successful project outcomes.

  • Excellent Culture Fit and Value for Cost

    Many clients choose zerodays due to their great culture fit and good value for cost. Their company values often align with clients', leading to harmonious working relationships and effective collaboration.

  • Areas for Improvement: Proactive Updates

    While overall communication is praised, some clients suggest that more proactive updates without prompting could further enhance their experience. This is a minor point in the context of otherwise excellent communication.

zerodays Reviews

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MVP Development for AI-Based Tuturing Company

  • AI Development Custom Software Development Web Development
  • Azure Platform React
  • Confidential
  • July 2023 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They went far and beyond to help us develop what we wanted."

Sep 10, 2024
Founder, Astra AI
Andrej P. Skraba
Verified
  • Education
  • Ljubljana, Slovenia
  • 1-10 Employees
  • Online Review
  • Verified

An AI-based tutoring company has hired zerodays to develop an MVP. The team has built the MVP and developed features like chat and interaction with an AI tutor using Azure OpenAI Service services.

Custom Software Dev for Legal Services Firm

  • AI Development Custom Software Development IT Strategy Consulting
  • Confidential
  • June 2023 - June 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They were always solution-oriented and implemented a cost-performance approach."

Jun 4, 2024
Partner & Legal Counsel, Legal Services Company
Anže Skodlar
Verified
  • Legal
  • Ljubljana, Slovenia
  • 1-10 Employees
  • Online Review
  • Verified

zerodays set up an automated legal document for digital legal services, including automated legal document crafting services.

Personalized Nutrition Mobile App Dev for Research Company

  • Mobile App Development
  • React Native
  • $50,000 to $199,999
  • Jan. 2024 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"I’m impressed with the quality of their work and ethics."

Apr 17, 2024
Senior Researcher, Jozef Stefan Institute
Barbara Korousic Seljak
Verified
  • Other industries
  • Ljubljana, Slovenia
  • 501-1,000 Employees
  • Online Review
  • Verified

zerodays has developed a personalized nutrition mobile app for a research company. The team’s tasks include project management and software development. 

Showing 11-13 of 13 Reviews

Our Story

We’re a small but diverse team covering every area of development. We work closely with our clients, communicate directly and frequently, and keep the feedback loop short - you’ll always be talking to the people building your product. That focus allows us to move fast, stay flexible, and deliver with care.

Meet the Team

Miha Majetič

Miha MajetičCEO

Žiga Patačko Koderman

Žiga Patačko KodermanCTO

What Sets Us Apart

Small Team

A compact team means direct communication, fast decisions, and quick reactions. You work closely with the people building your product, without layers, delays, or lost context.

Modern, Future-Focused Technologies

We use modern, proven technologies with a long-term view. We believe in choosing tools that scale, adapt, and stay relevant, so your product is built not just for today, but for what’s next.

Locations (1)

Tržaška cesta 2 LjubljanaSlovenia 1000

6 - 9

Contact zerodays

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Maja Gazvoda

REVIVO - Institute for ichthyological and ecological research

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Eva Petelin

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