Drive. The drive to build something new and to make it perform flawlessly.

Quoin is a boutique technology firm that delivers innovative web and mobile solutions to a range of industries. We provide expert consulting and support to our clients — from startups to Fortune 50 companies. Our energetic and highly effective project teams ensure flawless delivery.

At Quoin, we have the drive to build great software.

Who We Are

Who We Are

Quoin comprises more than 50 professionals skilled in project management, requirements analysis, architecture, design, user experience, development, infrastructure, quality assurance, and support. Our staff members are experts in a wide range of web, mobile, and enterprise technologies, and have extraordinary commitment to implementing high-quality software.

What We Do

What We Do

Quoin offers comprehensive application development services and technology consulting. We deliver critical web, mobile, and enterprise software projects, and help organizations acquire new technologies or engineering practices. Our teams build or support software in a range of  languages such as Django, Rails, Java, and C/C++.

Track Record

Track Record

Quoin has a track record of success in building web and mobile applications. Since the emergence of the Internet for delivering information and services, we have developed applications that support millions of page-views per month and millions of dollars of revenue. Whether a client is a giant already or simply aspires to be, we provide solutions that align with business and technology goals.

Book Signing Reception

Quoin is pleased to host a reception and book signing for "Strategic Conversations: Creating and Directing the Entrepreneurial Workplace" by Bruce Strong. We will welcome guests to our Boston Development Center on Thursday 18 September from 5:30 - 7:30 pm, and hope that many of our friends and colleagues can drop by after work. We have enjoyed working with Bruce on several Quoin projects, including a knowledge and content management systems. He has over three decades ...

Read more

Quoin Weekly Training- 6/19 Host Jean Pierre LeJacq

Deep Dive into PGP

Pretty Good Privacy (PGP) is a standard and software for providing privacy and
authentication of data and communications. PGP has a number of features that
make it an attractive alternative to other security system. In this session,
we will discuss uses cases for PGP such as file encryption and secure email and
chat communications. We will cover what policies need to be put into place to
effectively use PGP. We'll also go ...

Read more

Training Thursday 5/29: Golang Performance Profiling

We'll use Go's CPU profiler to make performance improvements to the chat program we covered at the last Golang meetup.

Read more
"Quoin has proven an outstanding partner on a critical project, and has successfully led the international development effort on a global case management and incident monitoring system."
Simon Trussler - Partner, iKnow