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Build complex software systems to last and scale

WideFix is founded by Andrei Kaleshka, an expert from Toptal - the top 3% network of global talent. He gathered around himself a team sharing the same passion for producing high-quality services in software development.

Our mission is to help businesses build robust, scalable, high-performing systems that drive growth and long-term success. You can rely on us for building performant, user-friendly, ready-to-scale web and mobile applications.

Why us

  • Min project size
    $10,000+
  • Hourly rate
    $50 - $99 / hr
  • Employees
    2 - 9
  • Locations
    Warszawa, Poland
  • Year founded
    Founded 2014
  • Languages
  • Timezones

4 Languages that we service

  • English
  • Russian
  • Polish
  • Spanish

5 Timezones that we service

UTC
Universal Coordinated Time (UTC)
CET
Central European Time (CET)
EET
Eastern European Time (EET)
EAT
Eastern African Time (EAT)
EST
Eastern Standard Time (EST)

1 Locations

  • Warszawa , Poland

Select Focus Area
Application Platforms
Heroku
80%
Amazon Application Development Framework
10%
Linux server
10%
CMS Focus
Frameworks and CMS
IT Managed Services Focus
Mobile Focus
Consumer Mobile App Development
100%
Programming & Scripting
Ruby
50%
Industries
Financial services
40%
Information technology
30%
Education
15%
eCommerce
15%
Clients
Small Business (<$10M)
70%
Midmarket ($10M - $1B)
20%
Enterprise (>$1B)
10%

Pricing Snapshot

Min. project size $10,000+
Avg. hourly rate $50 - $99 /hr
Rating for cost 4.9 /5

What Clients Have Said

WideFix offers good value for cost, with project costs ranging from $400 for consultations to around £60,000 for ongoing engagements. Clients appreciate their responsiveness and timely delivery, making them suitable for various project sizes, from startups to established companies.

This summary is based on verified Clutch reviews.

Most Common Project Size

$50,000 - $199,999 based on 8 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

Select a service to see pricing information

WideFix Review Insights

Overall Review Rating

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

Top Mentions

Review Highlights

  • Consistent Timely Deliveries

    Clients consistently praise WideFix for delivering projects on time, often ahead of schedule, demonstrating strong project management and a commitment to meeting deadlines.

  • Project Management Excellence

    WideFix excels in project management, effectively using tools like Jira and Confluence for Agile processes, and ensuring smooth project execution with clear scopes and user stories.

  • Effective Communication and Responsiveness

    WideFix is noted for clear communication and responsiveness. They maintain strong client relationships through effective virtual meetings, emails, and messaging apps, ensuring client needs are met promptly.

  • Successful Outcomes and Metrics

    WideFix has delivered projects that resulted in significant improvements, such as increased revenue, enhanced platform performance, and reduced reconciliation times, demonstrating their impactful contributions to clients' success.

  • Strong Technical Expertise and Adaptability

    WideFix is recognized for their technical prowess, particularly in Ruby on Rails, and their ability to adapt to project demands, delivering high-quality code and solutions across various platforms and industries.

  • Limited Areas for Improvement

    Although generally praised, one client noted that WideFix could improve in team leadership and managing difficult team members, suggesting room for growth in interpersonal management skills.

WideFix Reviews

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Services
Project Cost
Industry
Location

Custom Software Dev for AI & Machine Learning Platform

  • Custom Software Development Enterprise App Modernization Web Development
  • Heroku
    +3
  • Confidential
  • Nov. 2025 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"The company focused on getting functional work shipped rather than over-indexing on process theater."

Jan 21, 2026
Executive, Grafo AI LLC
Anonymous
Verified
  • Other industries
  • Houston, Texas
  • 1-10 Employees
  • Online Review
  • Verified

WideFix provides software development services for an AI and machine learning platform. The team builds and maintains application logic, integrates APIs, fixes defects identified through QA, and more.

E-Commerce Platform Migration for Group Gifting Platform

  • Application Testing E-Commerce Development Web Development
  • $10,000 to $49,999
  • Sep. 2025 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They provided an excellent service on all fronts."

Nov 11, 2025
CEO, HipChip
Scot Rosenblum
Verified
  • eCommerce
  • Boston, Massachusetts
  • 1-10 Employees
  • Online Review
  • Verified

WideFix has been hired by a group gifting platform to migrate their project from Braintree to Stripe. The team has also implemented new features as needed and enhanced the app's UI/UX.

E-Commerce Dev for Creators Platform

  • Custom Software Development Web Development
  • Ruby on Rails
    +4
  • Confidential
  • Apr. 2023 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Step by step, tangible progress is made, and the product metrics reflect that."

Aug 14, 2023
Principal Product Manager, Creators Platform
Anonymous
Verified
  • eCommerce
  • Los Angeles, California
  • 201-500 Employees
  • Online Review
  • Verified

WideFix has developed an e-commerce platform for a creator platform. The team has built the backend and integrated features of project matching, chatting, profile managing, invoicing, and admin tools.

Web Development for Business Consulting Company

  • Web Development
  • $50,000 to $199,999
  • May 2022 - Ongoing
4.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“Always give them challenging technical work and they’re very happy.”

Nov 16, 2022
Technical Delivery Lead, Palladium Digital
Aditi Agarkar
Verified
  • Other industries
  • London, England
  • 11-50 Employees
  • Phone Interview
  • Verified

A consulting company hired WideFix for design and technical upgrades on a web development project. Key technologies on the project include Ruby on Rails, React, GraphQL, and PostgreSQL.

Stripe Integration for Blockchain Payments Company

  • Web Development
  • Less than $10,000
  • July - Jan. 2020
5.0
Quality
5.0
Schedule
5.0
Cost
4.0
Willing to Refer
5.0

“It was their speedy response that stood out.”

Aug 3, 2020
Founder & Project Manager, CertifyIt
Tatiana Solodovnikova
Verified
  • Other industries
  • Minsk, Belarus
  • 1-10 Employees
  • Phone Interview
  • Verified

WideFix consulted on a Stripe payment integration for a tech startup. They resolved a peer-to-peer (P2P) payment issue and helped the team navigate Stripe’s support process.

Feature Development for Real Estate Web Application

  • Web Development
  • $50,000 to $199,999
  • Apr. 2017 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"WideFix did really amazing work on the backend of our software to help enable our growth."

May 6, 2020
Founder & CEO, Costa del Home
Damian Repovs
Verified
  • Real estate
  • Spain
  • Phone Interview
  • Verified

WideFix provided Ruby on Rails development augmentation for the online portal of a real estate company. They have expanded from there to support almost all software elements of the client's business.

Platform Development for Food Delivery Startup

  • Custom Software Development
  • $50,000 to $199,999
  • Dec. 2014 - June 2016
4.5
Quality
5.0
Schedule
5.0
Cost
4.5
Willing to Refer
5.0

"That gave us the confidence to build the project."

Apr 22, 2020
Co-founder, SCHILDR
Anonymous
Verified
  • Information technology
  • New York City, New York
  • 11-50 Employees
  • Phone Interview
  • Verified

WideFix provided platform development on a multifacted product based on Ruby. Their team provided a team of developers and testers that could build the product and add functionalities. 

Software Development for EdTech Firm

  • API Development Custom Software Development
  • React Native
    +3
  • $10,000 to $49,999
  • Dec. 2025 - Jan. 2026
5.0
Quality
4.5
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They showed great ownership of the outcome and were adaptable without creating hurdles or raising challenges."

Feb 2, 2026
CTO, NovoEd
Farnaz Ronaghi
Verified
  • Education
  • San Francisco, California
  • 51-200 Employees
  • Online Review
  • Verified

WideFix enhanced an edtech company’s automated nudging system by adding new triggers based on live event registration and attendance. The team managed UI design, backend development, and QA testing.

IT Consulting & SI for Tech Company

  • Other IT Consulting and SI
  • $50,000 to $199,999
  • Mar. 2016 - Jan. 2020
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"WideFix maintained clear, professional, and polite communication throughout the project."

Jan 24, 2023
Former CTO, Netsoft Holding
Sergey Gaychuk
  • Other industries
  • Minsk, Belarus
  • 51-200 Employees
  • Online Review

WideFix was hired by a tech company to help them resolve their technical issues. They analyzed the client's system and identified areas needing technical improvements in code.

Showing 1-10 of 11 Reviews

Ruby On Rails application improvements

Fixes for performance, security, memory leaks, Google ranking, bugs, UI enhancements, and system & libs upgrades.

Small

Fixes only

$8,000 /month
  • Memory leaks fixes
  • App performance fixes

Large

Fixes, new features, system & libs upgrade

$18,000 /month
  • Memory leaks fixes
  • App performance fixes
  • Improve Google ranking
  • System upgrade
  • Ruby/Rails upgrade
Features

Small

$8,000

/mo

Medium

$13,000

/mo

Large

$18,000

/mo

Memory leaks fixes

App performance fixes

Improve Google ranking

System upgrade

Ruby/Rails upgrade

Third-party services integrations

Small

$8,000

/mo

Memory leaks fixes

App performance fixes

Improve Google ranking

System upgrade

Ruby/Rails upgrade

Third-party services integrations

Medium

$13,000

/mo

Memory leaks fixes

App performance fixes

Improve Google ranking

System upgrade

Ruby/Rails upgrade

Third-party services integrations

Large

$18,000

/mo

Memory leaks fixes

App performance fixes

Improve Google ranking

System upgrade

Ruby/Rails upgrade

Third-party services integrations

Our Story

Our mission is to fuel business growth by creating simple yet powerful solutions that customers love to use. The apps we build deliver customer satisfaction instead of friction at every touchpoint. We deliver results by making user-friendly products for humans.

Clutch verification provides an additional layer of data to help you make the right purchasing decision of business services.

Learn More
Verified Client Reviews
9
Overall Review Rating
4.9
Source
Clutch
Last Updated
February 16, 2026

Business Entity

Business Entity Name Andrei Kaleshka
Source Central Statistical Office of Poland
Jurisdiction of Formation Poland
Date of Formation July 1, 2021
Status Active
Last Updated December 11, 2025
ID REGON: 389315943 NIP: 9512521907

Credit Report Results

International Credit Risk Assessment Low Risk
Source Creditsafe
Last Updated December 18, 2025
Learn More About The Clutch Verification Process

Locations (1)

Sarmacka 22a/16 WarszawaPoland 02-972

2 - 5

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