Software Engineer & Product Builder

Crafting high-impact digital experiences, from core systems to polished interfaces.

I design and build reliable software that delights users and moves businesses forward. From performance-driven desktop applications to modern full-stack products, I ship solutions that make a difference.

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3+ years of experience building full-stack products with clean architecture

5+ products delivered with clean architecture and real-world use cases

3 experiences across startups and small dev teams

Currently exploring

Systems design for real-time platforms, creative tooling for 3D, and building resilient developer experiences.

Featured Work

Selected projects that highlight my range across product strategy, technical depth, and visual polish.

Piestirio.gr · News Platform

Engineered a content publishing platform with custom editorial workflows, automated SEO, and reader engagement loops. Integrated marketing automation and monetisation tooling to support scale.

Platform automation · SEO · Integrations

WordPress MySQL ChatGPT Integration AI Content Generation PHP Mailchimp Google Kit cPanel REST APIs

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6Anime.tv · Streaming Platform

Launched a premium anime streaming experience with a custom player, resilient API crawler, auth stack, and full-text search. Designed a monetisation-ready architecture with SEO-first content delivery.

Product strategy · Full-stack · Growth

Next.js React Express MySQL Node.js JWT Authorization SEO REST APIs

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Zafeiriou Metal · Construction Company

Designed and built a custom WordPress theme for a construction company. The theme is fully responsive and built with HTML, CSS, and JavaScript.

WordPress · MySQL · HTML · CSS · JavaScript

WordPress PHP MySQL HTML CSS JavaScript

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About

I merge engineering rigour with a product mindset. My work spans high-performance desktop software, full-stack web platforms, and highly collaborative delivery with designers, founders, and domain experts.

How I deliver

Ship reliable code with tight feedback loops and measurable impact.
Pair strong system architecture with thoughtful product storytelling.
Collaborate transparently across disciplines to unlock better decisions.

Focus areas

Web development Backend & databases WordPress development Version control Cloud-friendly development

Snapshot

Education: Computer Science student · University of Macedonia
Toolbox: C++, C#, .NET, Node.js, React, Next.js, SQL, cloud services, automation
Mindset: Curious, product-led, and relentlessly user-focused

Collaborations

A glimpse at the teams and products I helped accelerate — scaling workflows, reducing friction, and delivering meaningful improvements.

Indicator.gr · News Platform

Maintained and enhanced a high-traffic news platform with custom editorial workflows, automated SEO, and reader engagement loops. Integrated marketing automation and monetisation tooling to support scale.

SEO · Integrations · Social Media

WordPress MySQL Social Media PHP Mailchimp Ads Integration cPanel

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EnergyStorageSystems.gr

Modernised an e-commerce experience for renewable energy solutions. Implemented multilingual support, optimised the storefront, and integrated ERP processes to streamline operations.

Team leadership · Systems integration · UX

PrestaShop JavaScript PHP ERP MySQL

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micronomy.org

Revamped an e-commerce platform for micronomy.org using WordPress and WooCommerce. Enhanced user experience with Elementor, streamlined product management, and integrated payment gateways for seamless transactions.

Systems integration · UX · Systems management

WordPress WooCommerce Elementor JavaScript PHP MySQL

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Education

Currently pursuing a Bachelor's degree in Computer Science at the University of Macedonia, Greece. Expected graduation in 2027.

International Hellenic University

Bachelor's Degree in Computer Science 2023 - 2024

University of Macedonia

Bachelor's Degree in Computer Science 2024 - Present

Let’s build something great

I’m always excited to talk about new products, technical challenges, or collaboration opportunities. Reach out and let’s explore how we can work together.

Email [email protected]

LinkedIn Matt Zafeiriou

GitHub MattZafeiriou

Instagram @matt_zafeiriou

Phone +30 6907281574