Who is Gary O Brien? Overview
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Gary O Brien is listed as Software Engineer at Hapana, based in Macquarie Links, New South Wales, Australia. AeroLeads shows a matched LinkedIn profile for Gary O Brien.
Gary O Brien previously worked as Full Stack Developer at Viva Leisure and Senior Full Stack Engineer at Over-C. Gary O Brien holds Honours Degree, Software Development from Cork Institute Of Technology.
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Hapana
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Profile bio
About Gary O Brien
Software Engineer with over 6 years of experience across front-end, back-end and infrastructure. Enjoy learning new technologies and building simple solutions to solve problems.
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8 roles
Gary O Brien work experience
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Software Engineer
Current
Nov 2024 - Present
Full Stack Developer
Apr 2024 - Nov 2024
Senior Full Stack Engineer
- Mentored team members and new hires through pair programming, team technical sessions.- Migrated Frontend data layer of Admin app to use Tanstack query- Developed and deployed multiple hub microservices/packages using monorepo setup- Developed workflow, workers microservices using Temporal.io- Rebuilt weather service in GoLang as a personal objective- Developed Node.js Api wrappers package for third party integration
Jan 2022 - Dec 2023
Web Developer
- Developed Vue.js based Dashboard/Admin including real-time data on Mapbox (Vuex, Mapbox.js, three.js for 3d rendering, websocket), analytics (chart.js) and styling with Tailwind CSS- Developed many internal tools for Maps eg placing sensors, drawing zones (MapboxGLDraw)- Integrated with feature flagging software to provide flexible feature releases (LaunchDarkly)- Developed and deployed multiple Node.js services in AWS Fargate including Weather (Visual Crossing API wrapper)- Maintained authentication and authorization modules for Node.js services, and an OAuth 2.0 Authorization Code Flow module for web apps
Jan 2018 - Jan 2022
Asc Financial Ops Analyst
- Liaised with both local and Us business teams to identify and generate business intelligence reports- Wrote complex SQL queries for automated reporting- Wrote Salesforce and SOQL Queries - Maintained automated reports using an open source tool Pentaho- Developed internal php forum application for team- Created Dashboards, workbooks and data visualisation in Tableau- Automated Publishing data sources to Tableau server
Dec 2016 - Jan 2018
Php (Laravel) & Analytics Developer
Ottera Technology Ltd
- Participated in developing the product requirement specification document- Worked as part of an Agile SCRUM team of 4 developers and reported to the CTO - Used GitHub and GitFlow for source control and branching strategy- Participated in Test Driven Development and Peer Programming- Initially developed a secure API (JWT and CSRF) using the PHP Laravel 4.2 framework- Upgraded the API to PHP Laravel 5.1 and utilised a micro service architecture hosted within AWS- Implemented unit tests using PHP Unit and Protractor (automation) for front-end E2E tests - Set up Continuous Integration using Laravel Forge- Implemented analytics event tracking using Mixpanel and created ad hoc reports using the data- Presented work on a weekly basis to CTO and product owner via show and tells
Jun 2015 - Dec 2016
Barberq
Tidory'S Barber Shop
Developed a Barber Appointment Web Application using Laravel and Angular JS.The web application allowed clients of the barber to sign up, sign in, make appointments, delete appointments, etc.The appointments were displayed using an open source calendar called UI Calendar from Github.Used Mixpanel a business analytics software to track events on the web application.
Feb 2016 - Jun 2016
2 education records
Gary O Brien education
Honours Degree, Software Development
Bachelor’S Degree, Computer Science
FAQ
Frequently asked questions about Gary O Brien
Quick answers generated from the profile data available on this page.
What company does Gary O Brien work for?
Gary O Brien works for Hapana.
What is Gary O Brien's role at Hapana?
Gary O Brien is listed as Software Engineer at Hapana.
Where is Gary O Brien based?
Gary O Brien is based in Macquarie Links, New South Wales, Australia while working with Hapana.
What companies has Gary O Brien worked for?
Gary O Brien has worked for Hapana, Viva Leisure, Over-C, Dell Emc, and Ottera Technology Ltd.
How can I contact Gary O Brien?
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What schools did Gary O Brien attend?
Gary O Brien holds Honours Degree, Software Development from Cork Institute Of Technology.
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