Hi, I’m Eric

I’m a freelance software developer in Adelaide. I’ve been coding for over 30 years as a hobbyist, student, employee and freelancer. As of January 2025 I generally have enough to do but can squeeze in a small project if there’s demand for it. Check out what I can can do & what I’ve done. Get in touch if I might be able to help you.

Skills

JavaScript, PHP, Python. A bit of C#. In earlier years, Perl, Java, C/C++.

Vue, HTML/CSS, MySQL, MongoDB, Google Maps.

Maths, statistics, spreadsheets, data analysis, QGIS.

Portfolio

Mappage is my magnum opus. It started in 2008 as a page for whatever I wanted to put on a Google Map and became a stats engine & data story system with its own built-in code system. The majority is written in JavaScript with some in PHP and Python. I’m anticipating most visitors here have come via Mappage, but for anyone else, that’s what I like to show people. Click “Gallery of examples” and click through some links listed there.

stories.mappage.net.au – various stories/articles/etc about maps or data.

Earthquake database. Seismologists upload location files into this web app and the rest of us can see where they all are. Uses JavaScript, Vue, PHP, Perl, MySQL. I’ve made a number of other small web apps to help the cause of seismology in Australia.

GrowCare (info site, web app) uses weather data to model the risk of plant disease (mainly downy mildew) and provides grape growers with spray advice.

In 2016 I helped program this robot to solve a Rubik’s Cube:

Contact

I’d love to chat about what you’re looking to achieve/create/fix/etc and whether I can help. My typical rate is $110/h.

Phone: 0421253504

Email: eric5014@exemail.com.au

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