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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

  • 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.

  • 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.

  • Impressive Problem-Solving Skills

    Clients commend WideFix for their problem-solving abilities, resolving complex issues efficiently and providing reliable support, especially in payment integrations and backend development.

  • High Client Satisfaction and Recommendations

    Many clients express high satisfaction with WideFix's services, citing their professionalism, reliability, and technical expertise as reasons for recommending them to others.

  • 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.

  • 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

Cloud Billing System for Telecommunications Firm

  • Cloud Consulting & SI
  • $10,000,000 +
  • Feb. - Apr. 2022
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Everything was perfect."

Aug 29, 2022
Technical Product Manager, Telecommunications Firm
Anonymous
  • Telecommunications
  • Minsk, Belarus
  • 51-200 Employees
  • Online Review

WideFix completed a cloud billing system with Stripe integration. The team also provided the company with development support and maintenance.

Showing 11-11 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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