I am a Software Engineer with a passion for developing innovative programs that expedite the efficiency and effectiveness of organizational success in both game development and web development. Over the course of my career, I have acquired hands-on experience with a variety of programming languages, including CSS, HTML, JavaScript, and C#. My portfolio includes designing and developing e-commerce websites on WordPress and Shopify platforms, creating AR/VR apps using Unity 3D, and developing mobile games for Android and iOS using Unity 3D and C#.

Stefano Petruzellis

I am a Software Engineer with a passion for developing innovative programs that expedite the efficiency and effectiveness of organizational success in both game development and web development. Over the course of my career, I have acquired hands-on experience with a variety of programming languages, including CSS, HTML, JavaScript, and C#. My portfolio includes designing and developing e-commerce websites on WordPress and Shopify platforms, creating AR/VR apps using Unity 3D, and developing mobile games for Android and iOS using Unity 3D and C#.

Available to hire

I am a Software Engineer with a passion for developing innovative programs that expedite the efficiency and effectiveness of organizational success in both game development and web development.

Over the course of my career, I have acquired hands-on experience with a variety of programming languages, including CSS, HTML, JavaScript, and C#. My portfolio includes designing and developing e-commerce websites on WordPress and Shopify platforms, creating AR/VR apps using Unity 3D, and developing mobile games for Android and iOS using Unity 3D and C#.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
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Language

English
Fluent
Italian
Advanced

Work Experience

Freelancer Web Developer at Self-employed
January 1, 2020 - Present
Design and develop e-commerce websites on WordPress and Shopify, enhancing online presence and sales channels for businesses. Delivered 20+ Shopify projects with theme customization, metafields/metafields implementation, payment gateway integration, and complete store setup. Executed platform migrations (WooCommerce to Shopify) ensuring seamless transfer of products, orders, customer data, and custom fields. Implemented responsive design, managed DNS and hosting via cPanel. Integrated third-party APIs for CRM, payments, and inventory tools. Provided detailed scoping and project costing with accurate time estimates, and performed UAT and cross-browser QA.
IT Specialist at Second Hand Appliances Geebung
February 1, 2025 - Present
Manage the company’s IT infrastructure, provide technical support, and optimize website performance. Implement and maintain analytics tools (Google Analytics and Tag Manager). Collaborate with the sales team to improve the customer journey and online conversion rates. Provide strategic support for digital marketing initiatives and ongoing website maintenance.
Freelance Game Developer at Self-employed
June 1, 2020 - Present
Design and develop AR applications and mobile games on Android and iOS using Unity3D and AR technologies. Work with project teams to deliver high-quality gaming experiences, focusing on innovative gameplay and user engagement. Perform comprehensive testing and quality assurance to ensure optimal app performance and reliability. Mentor junior programmers and contribute to tooling and software design patterns.
Junior Unity Developer at Media Engineering Srl.
January 1, 2019 - April 30, 2020
Implemented VR gameplay mechanics, learning systems, analytics, and localization systems using Unity3D and C#. Contributed to AR applications and interactive e-learning solutions, leveraging Unity3D. Participated in applications and interactive solutions using the Playcanvas framework with JavaScript. Collaborated with a multidisciplinary team to align with the company’s vision for digital innovation and continuous learning.
Junior Game Developer at LEAF Games & Software
March 1, 2017 - January 31, 2018
Engaged in the development of engaging video games, collaborating with a multidisciplinary team to design and implement game mechanics, UI, and animations. Participated in testing and debugging to ensure optimal performance and user experience, supporting the company’s software products and marketing efforts.
Intern at 20TAB
March 1, 2016 - May 1, 2016
Developed web applications and video games using HTML, CSS, and JavaScript, contributing to diverse projects. Completed a Python course as part of the internship to enhance programming skills.
Senior Full Stack Developer at BFJ Digital
October 1, 2025 - February 1, 2026
Architected and developed multiple production-grade headless websites using Next.js (App Router) and React, delivering responsive, high-performance apps for concurrent client projects. Designed and deployed Payload CMS backends serving multiple production frontends, managing content schemas, GraphQL/REST API design, and database architecture with MongoDB. Built component-driven UIs with React, Tailwind CSS, and modern JavaScript frameworks, implementing complex state management, API integrations, and real-time data fetching with SWR. Executed platform migrations (WooCommerce to Shopify), implementing bidirectional API syncing, managing product data transformations, and developing custom Shopify theme solutions. Integrated HubSpot CMS platforms, developed custom modules and templates, managed form automation, and connected marketing workflows to backend systems. Built robust REST APIs, consumed third-party APIs (HubSpot, Shopify, WooCommerce, NetSuite), and implemented web hook-driven a
Freelancer Web Developer at Self-Employed / Freelancer
January 1, 2020 - Present
Designed and developed e-commerce websites on WordPress and Shopify, delivering 20+ Shopify projects including theme customization and payment gateway integration. Executed platform migrations from WooCommerce to Shopify, implemented responsive design, server migrations, and connected third-party APIs for CRM and inventory management. Provided UAT and manual QA testing across devices and browsers, collaborated with clients to translate requirements into functional features, and contributed to ongoing website maintenance and digital marketing support.
Freelancer Game Developer at Self-Employed / Freelancer
June 1, 2020 - Present
Specialized in creating engaging mobile games and AR experiences using Unity 3D and AR tooling, delivering immersive gameplay mechanics, UI and animations, and continuous learning of latest technologies to drive user engagement.

Education

Diploma of Information Technology at Charlton Brown School, Brisbane
January 11, 2030 - February 28, 2026
Diploma Leadership and Management at Lexis School, Brisbane
April 1, 2024 - February 28, 2026
Advanced Diploma Game Development at Accademia Italiana Videogiochi (AIV), Italy
January 1, 2018 - February 28, 2026
Advanced Diploma of Information Technology at ECA College, Brisbane
January 11, 2030 - March 3, 2026
Diploma of Information Technology at Charlton Brown School, Brisbane
January 11, 2030 - September 1, 2025
Diploma Leadership and Management at Lexis School, Brisbane
January 11, 2030 - April 1, 2024
Advanced Diploma Game Development at Accademia Italiana Videogiochi (AIV), Italy
January 1, 2018 - March 3, 2026

Qualifications

Advanced Diploma Game Development
January 1, 2018 - February 28, 2026
Diploma Leadership and Management
April 1, 2024 - February 28, 2026
Diploma of Information Technology
January 11, 2030 - February 28, 2026
Python course
January 11, 2030 - March 3, 2026

Industry Experience

Gaming, Software & Internet, Media & Entertainment, Professional Services, Education