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High proficiency software developers

Fively is a team of 80+ full-stack software engineers who take inspiration from the hardest business challenges.

We are focused, but not limited, on trendsetting startups and worldwide outsourcing software development for SMEs. Our brightest engineers and designers provide customers with cutting-edge flawless solutions perfectly created to be agile and resilient.

Key clients: SNAP, Zentist, Uniqkey, BloXmove, AviMedical, SwordFish.

  • Min project size
    $25,000+
  • Hourly rate
    $50 - $99 / hr
  • Employees
    50 - 249
  • Locations
    Warszawa, Poland
  • Year founded
    Founded 2018

Overview by:

Reviewer avatar
Alexey Kalachik
CEO / Co-Founder About the Team

1 Locations

  • Warszawa , Poland

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    Pricing Snapshot

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

    What Clients Have Said

    Fively offers good value for cost, with clients noting budget alignment and high-quality work. Specific project costs vary, with investments ranging from $25,000 to over $400,000. Clients appreciate their flexibility, communication, and the ability to adapt to project needs.

    This summary is based on verified Clutch reviews.

    Most Common Project Size

    $50,000 - $199,999 based on 18 reviews
    < $49,999 $50,000 - $199,999 $200,000 - $999,999 > $1,000,000

    Select a service to see pricing information

    Highly Rated Similar Providers

    Fively Review Insights

    Overall Review Rating

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

    Top Mentions

    Review Highlights

    • Areas for Improvement in Documentation

      Some clients noted the need for more structured documentation, which could enhance future project iterations and ease knowledge transfer.

    • Responsive and Transparent Communication

      Fively is recognized for maintaining clear and transparent communication with clients, ensuring all parties are aligned and informed throughout the project's lifecycle.

    • Effective Project Management

      Clients commend Fively's project management practices, highlighting their excellent communication, timely delivery, and ability to adapt to changing requirements. Tools like Slack and Zoom facilitate smooth interactions.

    • Commendable Problem-Solving and Initiative

      Fively's engineers are noted for their proactive approach, often suggesting improvements and solutions beyond the initial scope, which enhances the quality and functionality of the delivered products.

    • Proficiency in Modern Tech Stacks

      Fively consistently employs contemporary technologies like React, Node.js, and Python, ensuring robust, scalable, and tailored software solutions across various industries such as fintech, e-commerce, and AI analytics.

    • Commitment to Quality and Deadlines

      Fively's dedication to delivering quality work on time is a recurring theme in client feedback, underscoring their reliability and commitment to client success.

    Fively Reviews

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    Services
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    Industry
    Location

    MVP Dev for Software Dev Company

    • Custom Software Development UX/UI Design Web Development
    • Confidential
    • Aug. 2021 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "While there may have been some minor hiccups along the way, our overall experience with Fively has been very positive."

    Apr 12, 2023
    CEO
    Alyaksandr Zaytsav
    Verified
    • Other industries
    • San Diego, California
    • 11-50 Employees
    • Online Review
    • Verified

    Fively developed an MVP for a software development company. The team designed the UI/UX, implemented the core functionality, and carried out QC of the product.

    QA & Design Services for E-Mobility Company

    • $50,000 to $199,999
    • Mar. 2022 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We see them as reliable and professional partners."

    Feb 15, 2023
    Senior Product Manager, CYCLE
    Ekaterina Kozlovskaya
    Verified
    • Other industries
    • Berlin, Germany
    • 51-200 Employees
    • Online Review
    • Verified

    Fively is building web and mobile apps for an e-mobility company. Their QA engineer controls the quality of the apps' features, while their UI/UX designer creates new designs and redesigns older app interfaces. 

    E-Commerce Site Development for SaaS E-Commerce Platform

    • Custom Software Development
    • $50,000 to $199,999
    • May 2022 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We've been working with really experienced folks who can see the big picture, and it makes a difference."

    Feb 3, 2023
    CEO & Co-Founder, Sellix SRL
    Daniele Servadei
    Verified
    • Other industries
    • Bologna, Italy
    • 1-10 Employees
    • Online Review
    • Verified

    Fively refactors the e-commerce product of a SaaS e-commerce platform. They've built new functionalities, added third-party integrations, redesigned the admin panel, fixed bugs, and improved the app's speed.

    Staff Augmentation for Web3 Solution Provider

    • IT Staff Augmentation
    • $50,000 to $199,999
    • Jan. 2021 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    4.0
    Cost
    5.0
    Willing to Refer
    5.0

    "What impressed me the most are their work ethic and flexibility to adapt their services to our needs."

    Aug 18, 2022
    Founder & CTO, bloXmove.com
    Harry Behrens
    Verified
    • Other industries
    • Ireland
    • 11-50 Employees
    • Online Review
    • Verified

    Fively provides has augmented a web3 solutions provider's team. They have deployed software developers to work on the frontend and backend of the client's mobility app and dApp for a blockchain-based portal.

    IT Staff Augmentation for Custom Retail Technology Company

    • Custom Software Development IT Staff Augmentation
    • Confidential
    • Oct. 2020 - Oct. 2021
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We made the right decision by scaling up our team with their resources."

    Oct 25, 2021
    CTO, Custom Retail Technology Company
    Anonymous
    Verified
    • Other industries
    • Chicago, Illinois
    • 1-10 Employees
    • Phone Interview
    • Verified

    An IT retail company outsourced part of their software engineering efforts to Fively's resources. The engineers integrated UI updates and built front- and backend solutions using Ruby, JavaScript, and Node.js. 

    MVP Dev for SaaS Startup

    • IT Staff Augmentation Mobile App Development
    • $200,000 to $999,999
    • May 2020 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    4.5
    Cost
    5.0
    Willing to Refer
    5.0

    "They know what they’re doing and are just good engineers, overall."

    Oct 22, 2021
    Co-Founder & CEO, SaaS Startup
    Anonymous
    Verified
    • Other industries
    • Walnut Creek, California
    • 1-10 Employees
    • Phone Interview
    • Verified

    A SaaS startup hired engineers from Fively to help build their compensation software. The team is utilizing React and Node.js and is working closely with the client’s internal developers.

    Custom Software Dev for Text Messagibg Company

    • Mobile App Development
    • $50,000 to $199,999
    • Aug. 2020 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "I was most impressed with their communication."

    Sep 1, 2021
    CEO, MessageBuy
    Darren Pierce
    Verified
    • Media
    • Cary, North Carolina
    • 1-10 Employees
    • Phone Interview
    • Verified

    Fively was hired by a text message company to rework their server infrastructure on a Shopify platform. The team also provides ongoing technical and maintenance support. 

    IT & Cloud Consulting Services for a Healthcare Company

    • Other IT Consulting and SI
    • $50,000 to $199,999
    • Nov. 2020 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    “We see them as partners who help us meet our goals rather than just contractors.”

    May 17, 2021
    VP of Engineering, Avi Medical GmbH
    Bruno Monteiro
    Verified
    • Other industries
    • Munich, Germany
    • 11-50 Employees
    • Phone Interview
    • Verified

    Working from existing designs, Fively has provided app development for a medical startup. So far, they’ve handled the implementation, testing, and launching of 40 versions of the app.

    Custom Software Development for SaaS Company

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

    "Diligent project managers and the team will go the extra mile when you need them to."

    Apr 6, 2021
    CEO, SaaS Company
    Ben M. Argeband
    Verified
    • Other industries
    • New York City, New York
    • 11-50 Employees
    • Online Review
    • Verified

    Picking up from a previous vendor, Fively has developed a Chrome extension and a Windows/Mac desktop app for a SaaS company. The team is also working on a SaaS application using Angular, React, and Node.js.

    Web-Based Platform Dev for Fintech Startup

    • Web Development
    • $10,000 to $49,999
    • May 2020 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They did a wonderful job!"

    Dec 13, 2020
    Founder, ComFi
    Charles Chase
    Verified
    • Financial services
    • Los Angeles, California
    • 1-10 Employees
    • Online Review
    • Verified

    Fively designed and developed a React frontend for a fintech startup's web-based platform. Their team worked in tandem with back-end developers. Technologies used were TypeScript and GraphQL for the backend.

    Showing 11-20 of 30 Reviews

    Our Story

    Fively is a custom software development company helping startups, SMEs, and enterprises build web and cloud solutions. Founded in 2018, the team of 100+ engineers, designers, and QA specialists delivers end-to-end services: consulting, design, development, testing, and support. We focus on industries like FinTech, HealthTech, eCommerce, and real estate, using modern technologies to create tailored, scalable software solutions that drive business growth.

    Find more: https://5ly.co/about/

    Meet the Team

    Alexey Kalachik

    Alexey KalachikCEO / Co-Founder

    CEO and Co-Founder at Fively with 15+ years in custom software development. Experienced in leading web and mobile projects for top clients like Schiphol Airport and the NFL, ensuring quality delivery, risk management, and scalable development teams.

    What Sets Us Apart

    Free consultation & estimation

    We provide an initial consultation and project estimate at no cost.

    Accurate project estimates

    You get a precise estimation before the project starts, so there are no surprises.

    Completely transparent communication

    We have nothing to hide and keep you fully informed at every step.

    Locations (1)

    Senatorska 2 WarszawaPoland 00-075

    50 - 75

    Contact Fively

    If you’re not seeing exactly what you need here, send this company a custom message. You can talk about your project needs, price, and timeline to get started on your project.

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    Alex Kalachyk

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