Arie Oldman, Senior Software Engineer

Software engineer with 6 years of experience, working across modern and legacy code. I’m most interested in feature-leading projects which solve complex problems and have a clear business impact.

Professional Experience

Senior Software Engineer I at Eucalyptus February 2025 – present

Enabled non-technical teams to manage in-app marketing content by building operator-managed educational articles with embedded shop carousels.
Established a recurring purchase capability by leading the development of the Subscribe and save experiment, proving viability for certain non-prescription products.
Reduced friction in nutrition tracking and improved dietary compliance by building a patient meal tracker that estimates macros from photos, labels, or text. Co-led the nutrition team through a critical 1-month period without a dedicated manager, shipping the meal tracker on schedule while reviewing and unblocking engineering work.
Enabled SOC 2 compliance by building a proprietary multi-factor authentication system from scratch.
Reduced daily medical support tickets by 63% by leading the development of a mobile app questionnaire which triages patients based on severity and frequency of side effects.

Senior Software Engineer at Deputy October 2022 – February 2025

Delivered $3m USD in additional ARR by coordinating a team of 5 engineers to build a new asynchronous Timesheet Actions backend of my own design.
Standardised the organisation’s approach to managing state for long-running asynchronous tasks by conceiving and building the Operations API project.
Reduced database deadlocks and data races across the organisation by conceiving and building a distributed mutex, enabling teams to synchronise procedures across different system processes and user sessions.
Enabled acquisition of strategic mid-market partners by developing a new Timesheet search engine that improved search performance for accounts with several orders of magnitude more employees.
Lifted the organisation’s technical clarity through technical writing related to complex domain-specific business logic, which formed the basis for future technical decisions.

Software Engineer at Deputy September 2019 – October 2022

Enabled mid-market compliance and strategic partner acquisition by leading development of the Pay Comparison feature, providing tools for the Better Off Overall Test.
Developed two interns into permanent engineers through structured mentorship and pair programming.
Improved Enterprise Employee Profile maintainability through backend refactoring.
Generated $25k in billable work by building the Export Aggregator, a Go service on AWS Lambda.
Streamlined customer deployments by building Precaf, a Go command-line tool for shipping DeXML code, which became the default across professional services.

Junior Software Developer at Spriggy March 2019 – July 2019

Contributed to bug fixes, quality-of-life improvements, and analytics telemetry in the Spriggy platform.

Cadet Engineer (Networks) at Singtel Optus July 2015 – March 2019

Improve internal productivity by creating data visualisation software for network topology, web utilities for handset testing and traffic rating, and data cleaning automations (PHP, Javascript, Perl).

Self Employed & Side Projects 2015 – present

Self-design, self-develop, and self-host personal blog at less.coffee, using the Hugo site builder as a base.
Creator of open-source project Deathrun Neue (61 stars, 18 contributors), a gamemode for Garry’s Mod.
Create and sell addon products for Garry’s Mod servers to enrich the player’s online experience, written in the Lua programming language (4805 units sold). Managed sales, promotions and marketing media using the gmodstore marketplace platform.

Education

BEng (Honours) in Telecommunications Engineering at Macquarie University 2015 – 2018

Published undergrad thesis Inline DDoS Detection for Small to Medium Businesses, which examines software-defined networking approaches to intrusion detection and mitigation on the small (home) to medium (small business) scale.