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Eamon O'Callaghan Email & Phone Number

Full Stack Software Engineer at S1Seven | Material Identity
Location: Vienna, Austria 5 work roles 3 schools
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✓ Verified Jul 2026 3 data sources Profile completeness 100%

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Current company
Role
Full Stack Software Engineer
Location
Vienna, Austria
Company size

Who is Eamon O'Callaghan? Overview

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Quick answer

Eamon O'Callaghan is listed as Full Stack Software Engineer at S1Seven | Material Identity, a with 5 employees, based in Vienna, Austria. AeroLeads shows a matched LinkedIn profile for Eamon O'Callaghan.

Eamon O'Callaghan previously worked as Software Engineer, Co-founder at Alexandria Reader and Software Engineer at Self-Employed. Eamon O'Callaghan holds Computer Software Engineering from Launch School.

Company email context

Email format at S1Seven | Material Identity

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S1Seven | Material Identity

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Profile bio

About Eamon O'Callaghan

I am a Full Stack Software Engineer currently based in Vienna, Austria, who is passionate about solving problems. I recently co-created Alexandria, an open source language learning app using TypeScript, PostgreSQL, React, NodeJS, Tailwind and Docker. I currently work at S1Seven.

Listed skills include Spanish Speaking, Sales, Canvassing, Door To Door, and 3 others.

Current workplace

Eamon O'Callaghan's current company

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S1Seven | Material Identity
S1Seven | Material Identity
Full Stack Software Engineer
niederösterreich, lower austria, austria
Employees
5
AeroLeads page
5 roles

Eamon O'Callaghan work experience

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Full Stack Software Engineer

Current

Vienna, Austria

I work as a Full Stack developer in S1Seven, mostly focusing on maintaining and adding features to our backend microservices. I have also created several proof of concepts from scratch, including one that involved writing and deploying a microservice in Java. I'm currently working on improving my skills in Angular.

Mar 2022 - Present

Software Engineer, Co-Founder

Brussels Region, Belgium

I'm a co-founder of Alexandria, an open source language learning app built using TypeScript, React, NodeJS, PostgreSQL and Docker that allows you to learn languages while reading what you enjoy. - Co-designed and created the app's relational database using PostgreSQL.- Co-designed and implemented the backend and frontend using Node, TypeScript and React.- Designed and implemented unit testing using Jest and front-end testing using Cypress.- Set-up and implemented automatic PR testing using GitHub actions and Docker.- Worked with a remote team of Software Engineers to make key design decisions.- Used user stories to design and develop backend APIs.- Co-authored the case study outlining the technical decisions we made and why we made them.

Nov 2021 - Feb 2022

Software Engineer

Self-Employed

I worked on various projects including a full-stack contacts manager with an integrated tagging system, and an app for calculating how long it would take a student to finish the Launch School curriculum based on their current progress. I then open-sourced the app and have had contributions from 6 other developers.

Nov 2020 - Oct 2021

English Teacher

Meeting Point

Roquetas De Mar, Andalusia, Spain

Sep 2019 - Aug 2021

Language And Fluency Coach

Englishwitheamon

Almería Area, Spain

Sep 2015 - Jun 2021
3 education records

Eamon O'Callaghan education

Computer Software Engineering

A program that focuses on mastering the fundamentals of Software Engineering.

Fullstack Open, React, Typescript

A Deep Dive Into Modern Web Development using React, TypeScript, Docker, MongoDB, NodeJS and Cypress.

FAQ

Frequently asked questions about Eamon O'Callaghan

Quick answers generated from the profile data available on this page.

What company does Eamon O'Callaghan work for?

Eamon O'Callaghan works for S1Seven | Material Identity.

What is Eamon O'Callaghan's role at S1Seven | Material Identity?

Eamon O'Callaghan is listed as Full Stack Software Engineer at S1Seven | Material Identity.

Where is Eamon O'Callaghan based?

Eamon O'Callaghan is based in Vienna, Austria while working with S1Seven | Material Identity.

What companies has Eamon O'Callaghan worked for?

Eamon O'Callaghan has worked for S1Seven | Material Identity, Alexandria Reader, Self-Employed, Meeting Point, and Englishwitheamon.

Who are Eamon O'Callaghan's colleagues at S1Seven | Material Identity?

Eamon O'Callaghan's colleagues at S1Seven | Material Identity include Daria Honokhova and Nataliia Honokhova.

How can I contact Eamon O'Callaghan?

You can use AeroLeads to view verified contact signals for Eamon O'Callaghan at S1Seven | Material Identity, including work email, phone, and LinkedIn data when available.

What schools did Eamon O'Callaghan attend?

Eamon O'Callaghan holds Computer Software Engineering from Launch School.

What skills is Eamon O'Callaghan known for?

Eamon O'Callaghan is listed with skills including Spanish Speaking, Sales, Canvassing, Door To Door, English, Customer Service, and Customer Retention.

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