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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

Select Focus Area
Application Platforms
Amazon Application Development Framework
50%
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%
Frameworks and CMS
Django
40%
Other frameworks and CMS
15%
Programming & Scripting
Python
40%
Typescript
15%
HTML5
10%
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 offers competitive pricing with good value for cost, as noted by multiple clients. Projects ranged from under $1,000 to over $100,000, demonstrating flexibility for various budgets. Clients appreciated timely delivery and responsive communication, reinforcing their overall satisfaction.

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

Select a service to see pricing information

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

  • Successful Custom Solutions Delivery

    The company effectively delivers custom-built solutions, meeting detailed client specifications. Their technical skills are highlighted in developing reliable and efficient applications that align with clients' strategic goals.

  • Strong Full-Stack Development Expertise

    Jellyfish.tech consistently demonstrates strong full-stack development skills across various projects. Clients appreciate their ability to integrate complex technologies like AI and cloud-based systems into user-friendly applications, enhancing performance and reliability.

  • Areas for Improvement in Testing

    While generally delivering quality work, some clients noted room for improvement in Jellyfish.tech’s testing processes. Occasional bugs and glitches suggest a need for enhanced quality assurance measures.

  • High Talent Concentration

    Clients have praised the high talent concentration within Jellyfish.tech, noting the technical leadership and dedication to quality as standout features. This contributes to the company's ability to deliver complex projects successfully.

  • Commitment to Client Needs

    Clients commend Jellyfish.tech for their dedication and adaptability to client needs. Their willingness to integrate feedback and suggest improvements demonstrates their commitment to delivering tailored solutions.

  • Effective Project Management

    The company is praised for its excellent project management, delivering tasks on time and maintaining clear communication. Clients highlight their proactive approach and responsiveness in addressing needs and feedback, ensuring project success.

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
    +3
  • 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 KyivUkraine 02000

21 - 30

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