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Where your ideas turn into code and interfaces

We create business value, not just another piece of software!

We are a transparent, proactive, and business-focused team with deep expertise in AI/ML, Generative AI, LLM integration, and complex custom software development. 

Our proven track record includes 58+ 5-star Clutch reviews and over 10 years on the market.

WE FOCUS ON:

  • Min project size
    Undisclosed
  • Hourly rate
    $50 - $99 / hr
  • Employees
    50 - 249
  • Locations
    San Francisco, CA
  • Year founded
    Founded 2015

Overview by:

Reviewer avatar
Mitya Smusin

2 Locations

  • San Francisco , CA
  • Warszawa , Poland

Select Focus Area
Application Platforms
Heroku
60%
Other app platform
40%
AI Technologies & Models
Open AI GPT-3
35%
Anthropic
30%
Cohere
15%
Open AI Dall-E 2
10%
Stable Diffusion
10%
Frameworks and CMS
Django
40%
Programming & Scripting
Python
60%
PHP
10%
UnrealScript
10%
Industries
Information technology
50%
Financial services
25%
Arts, entertainment & music
5%
Automotive
5%
Education
5%
Hospitality & leisure
5%
Real estate
5%
Clients
Midmarket ($10M - $1B)
50%
Enterprise (>$1B)
25%
Small Business (<$10M)
25%

Pricing Snapshot

Min. project size Undisclosed
Avg. hourly rate $50 - $99 /hr
Rating for cost 5 /5

What Clients Have Said

Yellow offers competitive pricing with projects ranging from $10,000 to $1.9 million, depending on scope and client needs. Clients praise their value for cost, responsiveness, and high-quality deliverables, indicating strong value relative to investment.

This summary is based on verified Clutch reviews.

Most Common Project Size

$50,000 - $199,999 based on 52 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

Yellow Review Insights

Overall Review Rating

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

Top Mentions

Review Highlights

  • Proven Expertise in AI and Backend Development

    Yellow has demonstrated strong capability in AI-driven systems, Node.js backend work, and integrating complex systems. Clients appreciated their technical proficiency and ability to handle real-time workloads, which was crucial for projects in medical and financial domains.

  • Effective Use of Modern Technologies

    Yellow is adept at utilizing modern technologies such as React, Node.js, and AWS, which contributes to their ability to deliver scalable and robust solutions. Their technical expertise is a significant asset in their service delivery.

  • Innovative Problem-Solving Approach

    Clients commend Yellow for their innovative and proactive approach to problem-solving. They often provide creative solutions that enhance project outcomes and demonstrate a commitment to understanding and achieving client objectives.

  • Commitment to Client Success

    Yellow is recognized for their dedication to client success, often going above and beyond to ensure project goals are met. Their client-focused approach is evident in their flexibility and responsiveness to feedback.

  • Effective in Handling Complex Projects

    Yellow has been successful in managing complex projects, including mobile app development and web applications, effectively integrating various technologies and ensuring smooth operation. Their expertise spans across different platforms and industries.

  • Challenges with Project Management Consistency

    While generally praised, there are isolated reports of inconsistencies in project management, particularly in maintaining schedules and managing resources effectively. Some clients noted a need for improved project oversight in certain engagements.

Yellow Reviews

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Services
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Industry
Location

Application Development for Law Form-Building App

  • Mobile App Development
  • $50,000 to $199,999
  • Jan. 2014 - Jan. 2016
4.5
Quality
5.0
Schedule
4.0
Cost
5.0
Willing to Refer
4.5

“They were easy to work with, and they provided good guidance.”

Dec 16, 2019
CEO, Separate.us
Sandro Tuzzo
Verified
  • Legal
  • Oakland, California
  • 1-10 Employees
  • Phone Interview
  • Verified

Yellow created a B2C application to automate the form filling process for a family law practice. They built the admin dashboard and formatted the user interview to collect necessary data.

CMS Development for Tax Professionals Association

  • Custom Software Development
  • Other frameworks and CMS
  • $10,000 to $49,999
  • Apr. - Sep. 2019
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their speed was much faster than we'd previously experienced."

Sep 11, 2019
IT Director, National Association of Tax Professionals
Jerry Sparkman
Verified
  • Other industries
  • Washington, District of Columbia
  • 51-200 Employees
  • Phone Interview
  • Verified

Yellow implemented a custom solution for a large nonprofit organization's new blog. They used Contentful CMS as a reusable content source and built the frontend display for blog content.

Web Dev for Vehicle Purchasing Platform

  • Web Development
  • Less than $10,000
  • June - Aug. 2019
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"So far, feedback about the product has been excellent."

Sep 3, 2019
Co-Founder & CTO, DealStryker, Inc.
Bradley J. Humble
Verified
  • Automotive
  • Houston, Texas
  • 1-10 Employees
  • Online Review
  • Verified

Yellow used a MERN stack demo and existing UI/UX designs to develop an MVP for a vehicle purchasing platform. The product displays information about dealerships using the WebSocket protocol.

Web Development for Design Studio

  • Web Development
  • $10,000 to $49,999
  • Feb. 2019 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They are able to solve problems quickly and they communicate extremely well."

Aug 5, 2019
Founder/Creative Director, Design Studio
Anonymous
Verified
  • Other industries
  • Boulder, Colorado
  • 1-10 Employees
  • Online Review
  • Verified

Yellow developed a website for a graphic design and creative agency. Their team is responsible for speed optimization, site updates, and bug fixes. 

Multiple Dev & Design Projects for Security Company

  • Web Development
  • HTML5
    +1
  • $50,000 to $199,999
  • Jan. 2016 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"The most precious resource we have is time, and they help us achieve better results faster."

May 30, 2019
VP Operations, Cybersecurity Company
Anonymous
Verified
  • Other industries
  • New Hampshire, United States
  • 51-200 Employees
  • Phone Interview
  • Verified

Yellow augments an internal development team, performing web development and design projects. Their services have included frontend programming. 

Web Optimization for Real Estate Marketplace

  • Web Development
  • Ruby on Rails
    +2
  • $50,000 to $199,999
  • Dec. 2018 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"We presented a complicated tech stack, and they’ve been doing a great job."

May 23, 2019
CEO, OppSites
Ian Ross
Verified
  • Real estate
  • San Francisco, California
  • 1-10 Employees
  • Phone Interview
  • Verified

Yellow optimizes a legacy web-based platform by building new features, enhancing performance, and fixing bugs.

iOS & Android App Dev for Faith-based App Developer

  • Mobile App Development
  • Consumer Mobile App Development
    +2
  • $200,000 to $999,999
  • Aug. - Dec. 2018
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"The team’s communication skills and collaborative approach stood out."

Apr 29, 2019
Executive, Faith-based App Developer
Anonymous
Verified
  • Advertising & marketing
  • New York, United States
  • 1-10 Employees
  • Phone Interview
  • Verified

Yellow built a mobile application for iOS and Android. The team continues to release post-launch feature enhancements.

Web App Dev for Hotel Reservation Management Company

  • Web Development
  • NodeJS
    +2
  • $200,000 to $999,999
  • Jan. 2016 - Jan. 2017
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“They’ve had a positive impact on our company and project, providing valuable input and feedback.”

Mar 20, 2019
Executive, Hotel Reservation Management Company
Anonymous
Verified
  • Hospitality & leisure
  • United Arab Emirates
  • 11-50 Employees
  • Phone Interview
  • Verified

Yellow provided full-service dev, working on the frontend, backend, and databases. They launched the MVP and are now working on updates and feature enhancements to the web app.

Interactive Video App for App Development Company

  • Mobile App Development
  • $10,000 to $49,999
  • July 2018 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Yellow’s methods can’t be replicated. They truly stand out."

Oct 25, 2018
CTO, Education App Development Company
Anonymous
Verified
  • Education
  • San Francisco, California
  • 1-10 Employees
  • Online Review
  • Verified

In addition to developing a cloud-based Elastic web platform that utilizes multiple programming languages, Yellow made upgrades to an iOS application that was mishandled by a previous developer.

iPhone App Dev for Social Fitness Platform

  • Mobile App Development
  • Consumer Mobile App Development
    +2
  • $50,000 to $199,999
  • Jan. 2015 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"If you are looking for a partner to collaborate with for the development process, I would consider hiring Yellow."

Jun 19, 2018
CTO, Racefully
Chris Pointon
Verified
  • Hospitality & leisure
  • London, England
  • 1-10 Employees
  • Phone Interview
  • Verified

Yellow helped create an iPhone app that allows users to track physical activity. The provided support for quality assurance as well.

Showing 31-40 of 60 Reviews

Our Story

We firmly believe that our success is intricately tied to the success of our clients. As a result, we strive to create a mutually beneficial relationship that goes far beyond the typical business-client dynamic. We understand that our clients' success is what ultimately drives our own, and we're committed to doing everything in our power to help them achieve their goals. This is why we have a 5.0 rating on Clutch and such a high NPS score. Every second client has recommended us to their busine

Meet the Team

Mitya Smusin

Mitya SmusinCEO

A serial entrepreneur and technology visionary passionate about making AI feel more human.

Locations (2)

415 Mission Street San FranciscoCA, United States 94105

10 - 15

Contact Yellow

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