Your competitors are
investing into AI

Outcompete your competition with our innovative custom software solutions, from AI-enabled chatbots to advanced mobile applications

Our team has worked for the best in the world

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Featured work

Seven Sigma Group combines 10 years of software development and machine learning experience to help our clients deliver innovative software products.

revenue generated
total app downloads
monthly active users
projects completed
    • Product Design
    • UX/UI Design
    • Data Science
    • Web App Development
    • Website Development
    • Fractional CTO


    Norwegian prop-tech SaaS sold for multiple 7 figures in a private equity buyout

    • Mobile App Development


    Building a 5-star nightlife party planning mobile app

We'd love to showcase all of our projects, but non-disclosure agreements keep some hidden.
Guillermo Gomez Gonzalez
Guillermo Gómez GonzálezChief Technical Officer

Why tech companies choose us in 2024

Our people are the driving force behind Seven Sigma’s technical excellence.


See what our clients say about us

  • "Along the process, we felt cared for, as if they were part of our business, and not an external contractor doing a transaction."

    Ravn Wiik Steinsvåg
    co-founder, Hawii Analyse AS
  • "Guillermo and his team worked on my project creating the mobile app NiteOwl, using React Native with TypeScript. His code quality, diligence and communication are exceptional. I want him to join my team in Austin, TX full-time - that’s how just good he is."

    Avery Pawelek
  • "AI genius! Our new chatbot is awesome, answering customer queries and helping them navigate our products."

    Michael Rissman
    founder, Jenzani Group
  • "The chatbot that Guillermo and the whole team at Seven Sigma Group created has been been instrumental in streamlining our appointment booking process."

    Dr. John Carter
    founder, Carter Dental
  • "I felt like they cared for the success of the project as much as I did."

    Tim Kessell
  • "I was a bit apprehensive about paying upfront for a discovery session, but it was money well spent and in safe hands."

    Roger Möllerström
  • "He is deliberate in his tactics, thoughtful in his communication, and swift in his execution. On top of that, Guillermo is just enjoyable to work with, providing a contagious energy to every project he touches."

    Michael Ashley
  • "His pro-active problem identification and creative solving capabilities got us to improve our product immensely."

    Agustin Ruiz Miller
    founder, Pinch Kit

Thinking about your project?

Whether you're excited to start a project, curious by our process, or simply want to say 'hello', we'd love to hear from you.