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Your trusted AI software development partner

Diffco is a San Francisco-based AI-first software engineering partner for growth-oriented teams. We embed senior engineers and product strategists who turn AI vision into shipped, revenue-driving products. Our team has spent the last 18 years building: SaaS platforms, web&mobile apps, and now AI-native systems for best startups to top U.S. enterprises in healthcare, finance, and other regulated industries. Products we developed are used by renowned companies such as American Express, Starbucks, Whole Foods, Mars, and many successful startups like Maze, Happier, and Legion Farm, among many others.

  • Min project size
    $25,000+
  • Hourly rate
    $100 - $149 / hr
  • Employees
    50 - 249
  • Locations
    San Jose, CA
  • Year founded
    Founded 2008

1 Locations

  • San Jose , CA

Select Focus Area
Application Platforms
Amazon Application Development Framework
45%
Azure Platform
20%
Linux server
5%
AI Agent Development Focus
AI Agent Frameworks
40%
AI Agent Platforms & Builders
40%
Voice AI Agents
20%
AI Agent Purpose Focus
Business Intelligence AI Agents
10%
Coding & Development AI Agents
10%
Customer Service AI Agents
10%
Digital Workers AI Agents
10%
Finance AI Agents
10%
General Purpose AI Agents
10%
Image Creation AI Agents
10%
Productivity AI Agents
10%
Sales & Lead Generation AI Agents
10%
Workflow AI Agents
10%
AI Platform Integration Focus
Google Workspace AI Integration
25%
Salesforce AI Integration
25%
Hubspot AI Integration
20%
Gumloop AI Integration
15%
Notion AI Integration
15%
AI Technologies & Models
Anthropic
30%
Open AI GPT-3
25%
Open AI Dall-E 2
15%
Stable Diffusion
15%
Hugging Face Bloom
10%
Deepmind Gopher
5%
CMS Focus
Adobe Experience Manager CMS
25%
Frameworks and CMS
Other frameworks and CMS
5%
Programming & Scripting
Python
20%
Typescript
15%
Java
10%
Go
5%
Industries
Business services
25%
Medical
25%
Consumer products & services
10%
Education
10%
Financial services
10%
Manufacturing
10%
Supply Chain, Logistics, and Transport
10%
Clients
Midmarket ($10M - $1B)
45%
Enterprise (>$1B)
35%
Small Business (<$10M)
20%
Certified in:
AI Development

Pricing Snapshot

Min. project size $25,000+
Avg. hourly rate $100 - $149 /hr
Rating for cost 4.9 /5

What Clients Have Said

Diffco AI provides good value for cost, with clients noting their pricing fits budgets and their work is delivered on time and within budget. Many reviews highlight the efficient project management and quality of deliverables, suggesting a strong return on investment.

This summary is based on verified Clutch reviews.

Most Common Project Size

$50,000 - $199,999 based on 28 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

Diffco AI 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

  • Effective Project Management

    Clients commend Diffco AI's project management skills, noting their ability to deliver projects on time and within budget. Their approach includes regular communication, proactive management, and adaptability to changing project needs.

  • Customer-Centric Approach

    Diffco AI adopts a customer-centric approach, focusing on understanding client needs and delivering tailored solutions. They are noted for their willingness to listen, ask relevant questions, and provide valuable insights to enhance project outcomes.

  • Strong Industry Knowledge

    Clients value Diffco AI's strong industry knowledge and ability to apply it to projects. Their understanding of market trends and technical advancements enables them to provide relevant and innovative solutions.

  • Successful Project Outcomes

    Many clients report successful project outcomes, with Diffco AI delivering on time and achieving the desired results. Their contributions often lead to improved efficiency, user satisfaction, and business growth.

  • Responsive and Adaptive

    Diffco AI is recognized for their responsiveness and adaptability. Clients appreciate their ability to address queries promptly, adapt to new requirements, and provide flexible solutions throughout the project lifecycle.

  • Some Suggestions for Improvement

    While generally praised, a few clients suggested that Diffco AI could benefit from being more open to exploring new ideas outside their comfort zone. This could enhance their adaptability and innovation in future projects.

Diffco AI Reviews

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Services
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Industry
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Mobile App Development for Law Enforcer Mobile Ecosystem

  • Mobile App Development
  • $50,000 to $199,999
  • Feb. 2016 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"While working with Diffco, I felt like they were a part of our own team."

Nov 16, 2020
Co-Founder, L.E. Solutions
Dimitri Popov
Verified
  • Other industries
  • San Francisco, California
  • 1-10 Employees
  • Online Review
  • Verified

A mobile eco-system for law enforcement partnered with Diffco in order to develop several mobile apps including a field sobriety test, a field investigation card, and pill detection test.

Web Dev & ERP Platform for Entertainment Company

  • Custom Software Development
  • $200,000 to $999,999
  • May - Nov. 2016
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"The solutions they developed work very well and are exactly what we were looking for."

Nov 13, 2020
CEO, QUEST ROOM
Ivan Petrushin
Verified
  • Arts, entertainment & music
  • Los Angeles, California
  • 51-200 Employees
  • Online Review
  • Verified

Diffco provided website and custom software development for an entertainment company. The team handled the integration of an ERP platform that includes a booking system and more business monitoring features.

Mobile SDK Development for AI Voice Platform

  • Custom Software Development
  • $50,000 to $199,999
  • June 2019 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"We were impressed by Diffco's approach to the development process and how they engineer new solutions."

Nov 5, 2020
CEO, AI Voice Platform
Anonymous
Verified
  • Other industries
  • San Francisco, California
  • 11-50 Employees
  • Online Review
  • Verified

An AI voice platform needed to develop a mobile partner SDK and hired Diffco to provide the necessary services. The goal was to make it easier for clients to integrate the platform into their products.

Digital Content Distribution Platform for Software Company

  • Custom Software Development
  • $50,000 to $199,999
  • June 2019 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They have a perfectly organized business process and high-quality standards."

Nov 5, 2020
CEO, Devmind
Sergey Snezar
Verified
  • Other industries
  • Tallinn, Estonia
  • 11-50 Employees
  • Online Review
  • Verified

A software development, consultancy, and integration company needed to develop backend software for a digital content distribution platform for a client. They hired Diffco to provide the necessary services.

Mobile App Dev for AI-Enhanced Mobile Application

  • Mobile App Development
  • $200,000 to $999,999
  • Mar. 2018 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Diffco team is always ready to help; they share their ideas and suggest solutions of how to solve your task."

Oct 13, 2020
CEO, Fredd Inc.
Igor Gubernsky
Verified
  • Other industries
  • San Francisco, California
  • 1-10 Employees
  • Online Review
  • Verified

Diffco provided mobile app development for an AI-enhanced mobile application for foodies. The team created an MVP project to help the company with its launch.

Data Source Integration for MLOps Platform

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

"They provided us with many valuable feedback on how to improve our product development strategy."

Oct 1, 2020
COO, Simiotics
Sophia Aryan
Verified
  • Other industries
  • United States
  • 1-10 Employees
  • Online Review
  • Verified

Diffco provided custom software development for an MLOps platform. The team built integration of modules for the client which required various AI APIs.

App Dev for Electrical & Electronic Manufacturing Company

  • Mobile App Development
  • $10,000 to $49,999
  • Jan. 2017 - Ongoing
5.0
Quality
4.5
Schedule
5.0
Cost
4.0
Willing to Refer
5.0

"They address issues quickly and communicate the outcomes to our team, resolving them if needed."

Apr 21, 2020
CEO & Founder, CloviTek Inc
Vitaly Kirkpatrick, MBA
Verified
  • Other industries
  • Salt Lake City, Utah
  • 1-10 Employees
  • Online Review
  • Verified

Diffco developed an iOS and Android app prototype that decodes audio signals from TV, allowing users to hear any TV within one network area on headphones. They also developed a Shopify website.

Technical Development for Gaming Community-Driven Mobile App

  • Custom Software Development
  • Angular NodeJS Symfony C++ PHP
  • $200,000 to $999,999
  • May 2018 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They did a very good job at management."

Jan 22, 2020
CTO, SRG Community
Ilya Borodach
Verified
  • Other industries
  • San Francisco, California
  • 1-10 Employees
  • Phone Interview
  • Verified

Diffco is developing a gaming firm's technical infrastructure from scratch, building a customized blockchain solution and an admin panel. They use numerous frameworks for mobile and web development.

Back-end App Development for Digital Development Agency

  • Mobile App Development
  • Android App Development iPhone iOS App Development PHP
  • $10,000 to $49,999
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"There was confidence that we don't need to be triple check their work. We never had to redo anything. Diffco US is very reliable."

Apr 29, 2016
CEO, Digital Development Firm
Anonymous
Verified
  • Other industries
  • Russia
  • 11-50 Employees
  • Phone Interview
  • Verified

Diffco US provided back-end development services, analytics, security checks, and upgrades for the client’s existing architecture as they created their mobile app.

Mobile App Development & UX/UI Design for Medical Device Co

  • AI Development Mobile App Development UX/UI Design
  • Linux server Other app platform Enterprise Mobile App Development
  • $50,000 to $199,999
  • Feb. - June 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"We had a great experience working with Diffco."

Mar 25, 2025
Executive, OVA Solutions
Anonymous
Verified
  • Medical
  • New York City, New York
  • 51-200 Employees
  • Online Review
  • Verified

Diffco developed a mobile app and backend system for a medical device company's end client. The team designed the app's UX/UI, integrated APIs, and provided post-launch maintenance and support.

Showing 11-20 of 32 Reviews

Our Story

We started Diffco on a simple belief: great software comes from teams who think like product owners and hold a senior bar from day one. From our Silicon Valley base we build AI-native products — agents, copilots, and full systems — for teams in healthcare, fintech, and beyond. Clear communication, product-oriented thinking, and AI-first engineering aren't perks here; they're how we ship.

Meet the Team

Vadim Peskov

Vadim PeskovCEO

CEO and Co-Founder of Diffco, Advisor at Alchemist Accelerator and numerous startups. He is an expert and speaker who combines years of experience in AI, CV, Cybersecurity, statups and product design.

Eugene Nasonov

Eugene NasonovCTO

Eugene sets Diffco's technical direction and owns the engineering bar that clients hire us for. Over nearly two decades he's architected production systems across SaaS, mobile, enterprise, and AI-native products.

Paul Shpin

Paul ShpinVP of Engineering

Paul brings 25 years of engineering and entrepreneurial leadership to Diffco. A systemic architect and battle-tested founder behind many statups, he focuses on building resilient, scalable platforms.

Marko Karovic

Marko KarovicPMO

Marko a highly skilled PMO, has a strong track record delivering projects across Med-Tech, e-commerce, IoT, telecom, and machine learning. Tech-savvy and adaptable, he excels at driving results in complex, fast-paced environments.

What Sets Us Apart

Production-Ready AI Engineering

Senior engineers and AI agents in one delivery loop, with human review at every gate.

Product owners, not vendors

We start from your goals, challenge assumptions, and ship what moves the metric.

Senior teams, no junior bench

Top 1% engineers from day one, direct access, the engineer who scopes it ships it.

Locations (1)

333 W San Carlos St #600 San Jose, CA, United States 95110

21 - 30

Contact Diffco AI

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