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Turning AI ambition into real, working solutions

ITRex builds AI and data systems that work in the real world. We're engineers and strategists who deliver production-ready solutions that integrate, scale, and perform under pressure. From Gen AI strategy  to enterprise deployment, we handle the complete journey from exploration to implementation.

  • Min project size
    $25,000+
  • Hourly rate
    $50 - $99 / hr
  • Employees
    250 - 999
  • Locations
    Aliso Viejo, CA
  • Year founded
    Founded 2009

3 Locations

  • Aliso Viejo , CA
  • Kyiv , Ukraine
  • Warszawa , Poland

Select Focus Area
AI Technologies & Models
Open AI GPT-3
20%
Adobe Firefly
10%
Anthropic
10%
Cohere
10%
Facebook OPT
10%
GPT-J
10%
GPT-Neox
10%
Hugging Face Bloom
10%
OpenAI Jukebox
10%
BI & Big Data Solutions
Microsoft BI & data solutions
20%
Other BI & data solutions
20%
Terradata BI & data solutions
20%
BI & Big Data Focus
Other BI & analytics
30%
IT security & crime prevention
10%
Frameworks and CMS
.NET
15%
Django
15%
Programming & Scripting
Objective C
15%
C#
10%
Java
10%
PHP
10%
Python
10%
SQL
10%
Industries
Medical
30%
Education
20%
Retail
20%
Supply Chain, Logistics, and Transport
20%
Financial services
10%
Clients
Midmarket ($10M - $1B)
45%
Enterprise (>$1B)
40%
Small Business (<$10M)
15%

Pricing Snapshot

Min. project size $25,000+
Avg. hourly rate $50 - $99 /hr
Rating for cost 4.7 /5

What Clients Have Said

ITRex Group offers competitive pricing with project costs ranging from $10,000 to over $500,000 based on client needs. Clients appreciate their value for cost, citing effective project management, quality deliverables, and a commitment to staying within budget.

This summary is based on verified Clutch reviews.

Most Common Project Size

$50,000 - $199,999 based on 13 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

ITRex Review Insights

Overall Review Rating

4.9
  • Quality 4.8
  • Schedule 4.6
  • Cost 4.7
  • Willing to Refer 4.8

Top Mentions

Review Highlights

  • Flexible and Adaptable Team

    ITRex Group's ability to adapt to changing project scopes and client needs is a key strength. They provide scalable resources and adjust team sizes as needed, which clients find valuable for dynamic project requirements.

  • Technical Expertise Across Multiple Platforms

    ITRex Group's expertise spans various technologies and platforms, including Node.js, PHP, and .NET. Clients rely on their full-stack capabilities to handle complex technical requirements and deliver robust solutions.

  • Quality and Reliability in Deliverables

    ITRex Group's deliverables are consistently high-quality, requiring minimal revisions. Clients reported significant improvements in app ratings and user satisfaction, attributing these successes to the team's thorough understanding and execution of project requirements.

  • Strong Client Relationships

    ITRex Group is recognized for building strong client relationships, investing in their clients' success, and maintaining open communication. Clients appreciate their dedication and the ease of addressing concerns, which contributes to a collaborative partnership.

  • Proficient in Mobile App Development

    ITRex Group has been praised for developing high-quality mobile apps, demonstrating expertise in both iOS and Android platforms. Clients reported successful app launches with impressive user ratings, such as a 4.9-star app on Google Play and a 99.7% crash-free rate.

  • Areas for Improvement in Payment Processes

    Some clients noted that the payment process, particularly international wire transfers, could be improved for convenience. This was identified as a minor inconvenience in an otherwise positive experience.

ITRex Reviews

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Services
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Industry
Location

Business Analysis & App Dev for Social Justice Startup

  • Custom Software Development
  • $10,000 to $49,999
  • May - Nov. 2018
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"My project manager went above and beyond the call of duty."

Jul 15, 2019
CEO and Founder, Social Justice Startup
Anonymous
Verified
  • Information technology
  • Mission Viejo, California
  • 1-10 Employees
  • Online Review
  • Verified

After completing a business analysis, ITRex Group was tasked with developing a user-friendly mobile application with video and GPS capabilities. They also built an admin panel and billing system within the app. 

Code Review & Consulting for Car Buying Application

  • Web Development
  • Confidential
  • Sep. - Oct. 2018
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“They're very thorough and detailed. … We were happy with their work.”

Nov 16, 2018
Owner & Founder, Car Buying Company
Anonymous
Verified
  • Automotive
  • California, United States
  • 11-50 Employees
  • Phone Interview
  • Verified

After reviewing the code on the existing website, ITRex Group pointed out the gaps and developed recommendations on how to take the site to the next level.

Web Development for Cloud-Based Real Estate Platform

  • Custom Software Development
  • $50,000 to $199,999
  • Mar. 2016 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“They were conscientious and kept to the established schedule and budget.”

Aug 15, 2018
Founder & CEO, CRERAYS
Michael Nachtome
Verified
  • Real estate
  • Millburn, New Jersey
  • 1-10 Employees
  • Online Review
  • Verified

ITRex Group developed a website and cloud-based platform from the ground up. The platform features user-friendly communication functions, allowing relators to easily lease properties.

Outsourced Development for Enterprise Tech Firm

  • Custom Software Development
  • $200,000 to $999,999
  • Jan. 2013 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“They are our preferred vendor for software development.”

Jul 2, 2018
Principle Architect, IT Consulting Company
Anonymous
Verified
  • Other industries
  • Chicago, Illinois
  • 201-500 Employees
  • Phone Interview
  • Verified

Subcontracted resources from ITRex Group augment an internal team and expedite the development of digital solutions.

App Development and IT Services for Healthcare Company

  • Custom Software Development
  • $50,000 to $199,999
  • Jan. 2017 - June 2018
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"ITRexGroup developers were experts in their trade. They knew their stuff and learned new skills quickly."

Jun 27, 2018
VP of Process and Technology, PotentiaMetrics, Inc.
Jeff Block
Verified
  • Other industries
  • Austin, Texas
  • 11-50 Employees
  • Online Review
  • Verified

ITRex Group provided a 360-degree IT service including custom software development, infrastructure support, and database analysis.

Android & iOS Development for Mobile App Game

  • Mobile App Development
  • Confidential
  • Feb. 2016 - Ongoing
4.0
Quality
5.0
Schedule
4.0
Cost
4.0
Willing to Refer
4.0

“The quality of the code is solid."

Dec 11, 2017
CEO, Lottery Themed App
Anonymous
Verified
  • Other industries
  • Los Angeles, California
  • 1-10 Employees
  • Phone Interview
  • Verified

ITRex built Android and iOS mobile applications for a gaming company, working first on the Android application and then bringing in more backend engineers for the iOS version, later also providing QA services.

Frontend iOS Design & Dev for Social Platform

  • Mobile App Development
  • $10,000 to $49,999
  • Aug. 2016 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their quality of work, attention to detail, and level of their skills are unparalleled and unmatched."

Nov 21, 2017
Founder, Liveseen Inc.
Mostafa Sorkhabi
Verified
  • Other industries
  • San Francisco, California
  • 1-10 Employees
  • Phone Interview
  • Verified

ITRex provided frontend dev services for a new social app, reworking its wireframe and entirely rewriting code. The app was built for iOS, with an Android version forthcoming.

MVP App Dev for Television-based Service

  • Mobile App Development
  • $50,000 to $199,999
  • Nov. 2015 - June 2017
5.0
Quality
4.0
Schedule
3.5
Cost
4.5
Willing to Refer
4.0

"The app received 4 to 5-star ratings on the App Store and Google Play, [and] won a $15,000 contest."

Oct 27, 2017
Founder, Showgo
Anonymous
Verified
  • Other industries
  • Los Angeles, California
  • 1-10 Employees
  • Phone Interview
  • Verified

ITRex developed an MVP for iOS/Android meant to simulate the experience of viewing live TV. Separate efforts focused on prototype enhancement.

Mobile App Dev & Integration for Parking App

  • Mobile App Development
  • $50,000 to $199,999
  • Jan. 2015 - Ongoing
5.0
Quality
5.0
Schedule
4.0
Cost
4.0
Willing to Refer
5.0

"It’s pretty difficult to find people you know and trust, and I would totally use these guys again."

Jan 18, 2017
Founder, Parking Payment App
Anonymous
Verified
  • Other industries
  • United States
  • 11-50 Employees
  • Phone Interview
  • Verified

ITRex designed and developed a parking payment mobile app on iOS and Android. They created backend portals and an API integration and now serve as support.

Development For Hospital Hygienics Company

  • Web Development
  • $10,000 to $49,999
  • May 2016 - Ongoing
4.0
Quality
4.5
Schedule
5.0
Cost
3.5
Willing to Refer
4.0

"[W]hen you hire them, you're actually going to get something valuable."

Aug 15, 2016
CTO, Hyginex
Daniel Schuler
Verified
  • Other industries
  • Los Angeles, California
  • 1-10 Employees
  • Phone Interview
  • Verified

ITRex Group provided resources to build a company's platform and Android app. The project included JavaScript, back-end development, project management, and as-needed maintenance.

Showing 1-10 of 17 Reviews

Locations (3)

120 Vantis Drive Aliso ViejoCA, United States 92656

2 - 5

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