software engineer and climate advocate.

an optimistic software engineer who is passionate about creating a sustainable, equitable, and ambitious future.

Tobias lying in a garden among purple flowers

What I’m currently up to ——

Travelling on behalf of Climate Writers to COP31 in Türkiye to observe international negotiations on the world’s most pressing climate change topics

Advocating for climate action through engagement with policymakers @ Climate Writers • Facilitator

Delivering customer communication templates and test automation @ Westpac Group • Software Engineer

What I’ve built ——

Echoes of Country • A website that teaches you about the birds in your area

Neural networks for cancer diagnosis • First class honours research thesis at UTS

Baguettin’ Over It • A platformer game about a baguette’s journey across Paris

Awards and recognition ——

Inaugural Parramatta Half Marathon Finisher, Bronze Medal at the Australian Ultimate Championships DII, Silver Cybersecurity Champion, 1H Team Award, Risk Hero of the Month, First Class Honours

Tobias standing at a railing beside a canal

fighting for climate action.

Currently volunteering with a grassroots community called Climate Writers that makes climate action frictionless and accessible to anyone.

I am following that passion for climate action to Türkiye to attend COP31 and would love to put my professional efforts towards climate action as well. I am currently open to work and am eager to enter the climate sphere.

what i’ve built.

a mix of research, apps and games.

Echoes of Country website: a search box, location result and bird filters over a pattern of blue parrots

Echoes of Country

A website which uses your location to teach you information about the birds in your area (Australia only for now).

Web app ✧ location-based ✧ early 2026

visit the site
Thesis title page: Analysis of current impediments to implementation of machine learning systems with the purpose of cancer diagnosis, a thesis for the Bachelor of Computing Science (Honours) by Tobias Walsh

Neural networks for cancer diagnosis

First class honours research thesis on the barriers to using neural networks in medical facilities to diagnose lung and colon cancer.

Research ✧ UTS ✧ 2022

Baguettin’ Over It title art: a smiling bowl of soup

Baguettin’ Over It

A platformer game about a baguette’s journey to find their missing soup(soul)-mate, further developed by a friend of mine, Eddie Chapman.

Game Design & Development ✧ UTS ✧ 2021

play it

achievements and milestones.

Tobias and a friend at the Parramatta Half Marathon, Tobias wearing his finisher medal

Ran the inaugural Parramatta Half Marathon

June 2026

Got a better time by not checking the pace I was going #vibe-pacing

The Climate Writers group posing with a hand-painted Climate Writers banner in a common room

Facilitator, Climate Writers

April 2026 – present

Grassroots climate advocacy community

The team after the Australian Ultimate Championships, gathered in rows on a grass field wearing medals

Bronze Medal, Australian Ultimate Championships DII

April 2026

Leadership group member

A lionfish swimming above the sea floor beside the Westpac logo, from a You Caught a Phish cybersecurity campaign

Silver Cybersecurity Champion

2025

Westpac Group, Cyberstars Program

The 1H Team Award team sharing a meal at a long table in a waterside restaurant

1H Team Award

2025

Westpac Group, highest-performing team in the Chief Transformation Office

Tobias smiling in a dark t-shirt against a grey background

Risk Hero of the Month

2025

Single-handedly developed and deployed a data deletion solution for a team without the technical capability

Tobias smiling in a black, white and grey striped polo shirt

Graduate Program Top Performer

2023

Westpac Technology Graduate Program

Tobias in graduation robes between two people in front of a UTS Just Graduated backdrop

First Class Honours

2022

University of Technology Sydney, Bachelor of Computing Science