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Jellyfish.tech

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We solve business and social problems with tech

At Jellyfish.tech, we bridge the gap between "it works as a demo" and "it's production-ready." In an era of instant AI prototypes, the real challenge isn't building fast—it's building right. We specialize in taking complex visions and turning them into stable, scalable, and secure digital products. Whether we are architecting an AI agent from scratch or rescuing a legacy system that has hit a technical ceiling, we focus on engineering integrity that supports business growth.

What we do best:

  • Min project size
    $10,000+
  • Hourly rate
    $25 - $49 / hr
  • Employees
    10 - 49
  • Locations
    Kyiv, Ukraine
  • Year founded
    Founded 2016

2 Locations

  • Kyiv , Ukraine
  • Kraków , Poland

Service Lines
AI Development
40%
Custom Software Development
35%
Web Development
25%
Select Focus Area
AI Expertise
AI Recommendation Systems
40%
Voice and Speech Recognition
40%
Chatbots & Conversational AI
20%
Application Platforms
Amazon Application Development Framework
50%
Google app engine
20%
Heroku
10%
Other app platform
10%
Azure Platform
5%
Linux server
5%
AI Technologies & Models
Hugging Face Bloom
20%
Stable Diffusion
20%
Cohere
15%
Open AI GPT-3
15%
Adobe Firefly
10%
Open AI Dall-E 2
10%
Tabine
10%
CMS Focus
Wagtail CMS
70%
Drupal CMS
10%
WordPress CMS
10%
Netlify
5%
Sanity CMS
5%
Frameworks and CMS
Django
40%
React
35%
Other frameworks and CMS
15%
.NET
5%
NextJS
5%
Programming & Scripting
Python
40%
JavaScript
25%
Typescript
15%
HTML5
10%
Other programming & scripting languages
5%
SQL
5%
Industries
Advertising & marketing
35%
Non-profit
35%
Education
30%
Clients
Midmarket ($10M - $1B)
50%
Small Business (<$10M)
50%

Pricing Snapshot

Min. project size $10,000+
Avg. hourly rate $25 - $49 /hr
Rating for cost 4.9 /5

What Clients Have Said

Jellyfish.tech is noted for providing good value for cost, with pricing fitting client budgets. Specific project investments range from under $1,000 to over $100,000, indicating flexibility in pricing depending on project scope and client size.

This summary is based on verified Clutch reviews.

Most Common Project Size

$10,000 - $49,999 based on 10 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000
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Highly Rated Similar Providers

Jellyfish.tech Review Insights

Overall Review Rating

4.8
  • Quality 4.9
  • Schedule 4.8
  • Cost 4.9
  • Willing to Refer 5.0

Top Mentions

Review Highlights

  • Proficient in Custom Software Development

    Jellyfish.tech has been praised for their expertise in developing custom software solutions across various industries, including AI, event management, and telecom. They efficiently handle diverse technologies like Python, Angular, and Django, delivering tailored solutions to meet specific client needs.

  • Areas for Improvement in Testing

    While generally reliable, some clients noted room for improvement in Jellyfish.tech's testing processes, suggesting occasional missed bugs. Addressing this could enhance their overall service quality.

  • High Talent Concentration and Technical Leadership

    The company is praised for its talented team and strong technical leadership. They provide expert guidance and make thoughtful considerations during project development, contributing significantly to project success.

  • Strong Project Management Skills

    Clients consistently commend Jellyfish.tech for their organized project management, timely deliveries, and transparent communication. They effectively use tools like Slack, Trello, and Scrum boards to streamline processes and ensure client satisfaction.

  • Ability to Handle Complex Development Challenges

    Jellyfish.tech has successfully tackled complex projects, such as developing scalable architectures and implementing advanced features like asynchronous model fitting. Their technical prowess ensures robust and reliable software solutions.

  • Effective Communication and Client Partnership

    Jellyfish.tech is noted for being responsive and communicative, fostering a collaborative environment with clients. They integrate well with client teams, ensuring alignment and clear understanding of project goals, which enhances trust and partnership.

Jellyfish.tech Reviews

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Python Backend Dev & QA Testing for AI Dev Company

  • Application Testing Custom Software Development Microservices Architecture Services
  • Linux server jquery JavaScript Python
  • Confidential
  • Jan. 2022 - Apr. 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"Their resources integrated well with our teams and culture and were effective participants in our SDLC processes."
Nov 22, 2023
CPO, Sembly AI
Artem Koren
Verified
  • Other industries
  • New York City, New York
  • 11-50 Employees
  • Online Review
  • Verified

An AI development company hired Jellyfish.tech to provide Python backend development and QA testing for their app's new release. The team architected a core system component and led its implementation.

Mobile App Development for Reservations Service Company

  • Mobile App Development
  • Less than $10,000
  • Aug. - Nov. 2020
4.5
Quality
4.5
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They walked us through the process of app creation and were helpful in defining core features for the MVP."

May 30, 2021
CEO and Founder, Reservation Services Company
Dilara
  • Other industries
  • Baku, Azerbaijan
  • 1-10 Employees
  • Online Review

Jellyfish.tech developed a mobile app for a reservation services company. The team worked on technical exercises and designs and discussed useful technologies with the internal team. 

Python Web Dev for IT Services Company

  • Custom Software Development
  • $10,000 to $49,999
  • June 2020 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They have knowledgeable staff."

Dec 14, 2020
Owner, IT Services Company
Anonymous
  • Other industries
  • New York City, New York
  • 1-10 Employees
  • Online Review

Jellyfish.tech was hired to support an IT services company with their backend python development.  The team is currently working with the client on various ongoing projects.

Showing 11-13 of 13 Reviews

Locations (2)

Mendeleeva Street 12 Kyiv, Ukraine 02000

21 - 30

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