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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

No have been added yet...

    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 and good value for cost, with clients noting budget alignment and high-quality deliverables. Project costs vary, with one client investing over $10,000, while another reported $50,000-$100,000. Clients appreciate their reliability and proactive communication.

    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

    • Effective Project Management

      Jellyfish.tech is noted for effective project management, often delivering on time and within budget. They show responsiveness to client needs and use iterative processes to incorporate feedback and improve outcomes.

    • Impressive Client Integration

      The team at Jellyfish.tech integrates seamlessly with clients, often being seen as an extension of the client's own team. This integration fosters a strong partnership and enhances project execution.

    • Valuable Technical Insights

      Clients value Jellyfish.tech's ability to provide insightful technical advice that often leads to cost savings and improved project outcomes. Their expertise helps clients make informed decisions about technology and implementation strategies.

    • Areas for Improvement in Testing

      While Jellyfish.tech generally delivers reliable work, some clients noted occasional glitches and suggested improvements in testing processes to enhance overall quality control.

    • Proactive and Collaborative Communication

      Clients consistently praise Jellyfish.tech for their proactive communication and collaborative approach. They use various communication tools like Slack, Trello, and Skype to ensure smooth project management and client interactions.

    • Commitment to Quality and Integrity

      Jellyfish.tech is lauded for their integrity, honesty, and commitment to quality. Clients appreciate their straightforward communication and dedication to delivering robust solutions tailored to client needs.

    Jellyfish.tech Reviews

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    Custom Software Dev & UX/UI Design for Marketing Company

    • Custom Software Development Enterprise App Modernization Product Design
    • $10,000 to $49,999
    • June 2023 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They've shown a deep understanding of our project requirements."

    Mar 20, 2024
    CEO, 1749
    Niall Oulton
    Verified
    • Advertising & marketing
    • United Kingdom
    • 1-10 Employees
    • Online Review
    • Verified

    A marketing company has engaged Jellyfish.tech for UX/UI design and custom software development. The team has enhanced the client's model management system and implemented asynchronous model fitting. 

    Custom Software Dev for Event Management Platform

    • Custom Software Development
    • Less than $10,000
    • Aug. 2023 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0
    "Overall, we're extremely happy with Jellyfish.tech's work and look forward to continuing our successful collaboration."
    Dec 8, 2023
    CEO, GateMe
    Andrei Stepin
    Verified
    • Arts, entertainment & music
    • Tallinn, Estonia
    • 1-10 Employees
    • Online Review
    • Verified

    Jellyfish.tech has overhauled a platform for an event management platform. This includes conducting a thorough analysis of the platform, creating a promo code system, fixing bugs, and performing testing and QA.

    Custom Software Development for Non-Profit Community

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

    "They are highly committed and extremely ambitious in constantly improving their skills."

    Mar 10, 2022
    Technology Advisor, Non-Profit Community
    Anonymous
    Verified
    • Other industries
    • Washington, District of Columbia
    • 11-50 Employees
    • Online Review
    • Verified

    A non-profit community tasked Jellyfish.tech with supporting a Django-based platform. The team assisted with wireframing, UI/UX design, and fixed bugs inherited from another vendor team.

    Inspection Web App System Dev for Helicopter Product Company

    • Custom Software Development
    • $10,000 to $49,999
    • Aug. 2019 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We are grateful to have found this wonderful group of people, and we continue to use them as we grow our business."

    Apr 11, 2020
    Co-Founder & CTO, Helicopter Product Company
    Anonymous
    Verified
    • Manufacturing
    • Europe
    • 1-10 Employees
    • Online Review
    • Verified

    In an ongoing project, Jellyfish.tech built a system that includes a progressive web app (PWA), a cloud-based SQL server, and an angular dashboard.

    OneViewPPM Portfolio Management Development

    • Custom Software Development
    • $1,000,000 to $9,999,999
    • Jan. 2016 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "The Jellyfish team was a great find, they have been brilliant in turning our concepts into reality."

    Jan 17, 2018
    Co-Founder, Level35
    Greg Vandeligt
    Verified
    • Information technology
    • Melbourne, Australia
    • 1-10 Employees
    • Online Review
    • Verified


    Jellyfish is providing development resources to improve functionality. The team builds wireframes into code to improve management and scalability of the product.

    Web App Development for PPC Firm

    • Web Development
    • $10,000 to $49,999
    • Nov. 2016 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They’re responsive and really seem to know what they’re doing."

    May 22, 2017
    Founder, PPC Firm
    Anonymous
    Verified
    • Advertising & marketing
    • Los Angeles, California
    • 1-10 Employees
    • Phone Interview
    • Verified

    Jellyfish currently develops a custom-built web application to add value to SEO/SEM services, providing expert feedback on wireframes and meeting detailed specifications. 

    Web Application Development for Telecommunications Company

    • Web Development
    • Less than $10,000
    • Sep. 2016 - Apr. 2017
    4.5
    Quality
    5.0
    Schedule
    4.5
    Cost
    5.0
    Willing to Refer
    5.0

    "I appreciated the fact that they conveyed constructive criticisms and ideas on how to solve problems."

    May 9, 2017
    Senior Business Analyst, Telecom Equipment Company
    Anonymous
    Verified
    • Telecommunications
    • Stockholm, Sweden
    • 201-500 Employees
    • Phone Interview
    • Verified

    Jellyfish developed a Django web application to optimize a product configuration system. The app essentially facilitates adding and configuring data for mobile networks.

    Web and Mobile Development for IT Services Provider

    • Web Development
    • $50,000 to $199,999
    • Jan. 2013 - Jan. 2016
    4.0
    Quality
    4.5
    Schedule
    4.0
    Cost
    4.0
    Willing to Refer
    5.0

    "Their communication is top-notch, they provide good services, and they have the proper skills."

    May 8, 2017
    Co-Founder, WebEffects Inc.
    George Cretu
    Verified
    • Other industries
    • Brasov, Romania
    • 11-50 Employees
    • Phone Interview
    • Verified

    Jellyfish occasionally augmented an internal IT development team to handle overflow of projects. They were often client-facing and worked with PHP, Angular, server-related tasks for AWS, and created web apps.

    Design & Dev Support for AI-Powered Comms Platform

    • AI Development
    • Confidential
    • Mar. 2025 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They bring strong full stack development expertise and solid hands-on experience."

    Mar 26, 2026
    Founder, ChurchCopyAI
    Brock Moreau
    Verified
    • Non-profit
    • Lake Mary, Florida
    • 1-10 Employees
    • Online Review
    • Verified

    Jellyfish.tech provides design and development support for an AI-powered communication platform. Their work includes UX/UI improvements, feature development, and performance enhancements to streamline the UX. 

    Custom Software Dev for Nonprofit Organization

    • Custom Software Development
    • Confidential
    • Jan. 2021 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    4.0
    Cost
    4.5
    Willing to Refer
    5.0

    "We're impressed with their staff and tech-client-focused mindset."

    Feb 5, 2024
    VP Tech, Data, & Innovative Solution, Vital Voices Global Partnerships
    Tara King-Hughes
    Verified
    • Other industries
    • Washington, District of Columbia
    • 51-200 Employees
    • Online Review
    • Verified

    Jellyfish.tech collaborates with a nonprofit organization to design and develop a community experience and tools for women leaders. They also handle testing, maintenance, updates, and improvements.

    Showing 1-10 of 13 Reviews

    Locations (2)

    Mendeleeva Street 12 KyivUkraine 02000

    21 - 30

    Contact Jellyfish.tech

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