Full-Stack Software Engineer + Digital Designer

Giannis Roussos

Full-Stack Software Engineer and digital designer crafting bold, human experiences for modern teams.

Now

Available for Spring 2026 work

Full-time Employment, select partnerships, product strategy + full-stack execution, global B2B Engagements & Technical Partnerships.

Recent

Optimized a Next.js audio-subscription platform, achieving a 38% improvement in lighthouse performance scores and reducing initial “Time-to-Content” by implementing advanced SSR and asset-loading strategies.

Approach

I approach software as a unified system of code and human workflow. My background in high-stakes clinical operations and sales leadership allows me to architect full-stack solutions that are technically robust and deeply intuitive. From designing Next.js interfaces to integrating complex APIs, I prioritize scalability, clear communication, and a focus on high-impact momentum.

Capabilities

⚡ Full-Stack Development
Next.js, React, TypeScript, Python, SQL & modern web frameworks
Three.js, WebGL & interactive experiences
Design systems & component libraries
🎯 Product & Strategy
Product vision, roadmapping & UX strategy
Go-to-market planning & execution
Stakeholder management & cross-functional leadership
📈 Sales & Marketing
Digital marketing campaigns & conversion optimization
Sales strategy, pipeline management & client relations
Brand development & story-driven content
🏥 Healthcare Expertise
Clinical workflow optimization & compliance
Healthcare Interoperability, FHIR/HL7, & Clinical Workflow Automation
ICU and ER Registered Nurse with a decade of experience

Technology Stack

Tools I work with

HTML

CSS

JavaScript

TypeScript

Tailwind

React

Next.js

Redux

Three.js

Firestore

Selected Projects

2023 - 2026

FHIR Pulse: Clinical Interoperability Dashboard PoC

HealthcareFHIRNext.js

Project Details

A Next.js & AWS-powered dashboard designed for real-time patient monitoring. Solved complex interoperability challenges by architecting a secure middleware to aggregate and visualize HL7 FHIR data. Features low-latency SVG vitals tracking and a specialized UI optimized for high-stakes clinical environments.

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Skinstric Project

SkincareHealthNext.js

Project Details

This project is a skincare application that helps users track their skincare routines and discover new products. It features a clean and modern design, photo capture functionality, and personalized recommendations. The app is built with Next.js, and includes responsive design, smooth animations, and an easy-to-navigate layout.

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Summarist Audio Book Platform

Next.jsUXAPI

Project Details

This project is an audio book platform built with Next.js. It allows users to browse, listen to, and manage their audio book collection. The design focuses on providing a seamless and enjoyable listening experience, with intuitive navigation and a clean interface. The platform integrates with various APIs to fetch audio book data and provides personalized recommendations.

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Interactive 3D Storefront

Three.js3DWebGLAI

Project Details

This project is an interactive 3D storefront built with Three.js. It features a dynamic product display that allows users to explore items in a virtual space. The design focuses on creating an engaging and immersive shopping experience, leveraging WebGL for smooth performance and visually appealing graphics.

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Ultraverse NFT Marketplace

Next.jsUIFrontend

Project Details

This project is an NFT marketplace built with Next.js. It allows users to browse, buy, and sell NFTs in a sleek and modern interface. The design focuses on providing a seamless user experience, with intuitive navigation and visually appealing graphics. The platform integrates with blockchain APIs to facilitate transactions and manage NFT ownership.

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Hotel Booking Platform

BookingSaaSTypeScript

Project Details

This project is a hotel booking platform that allows users to search for hotels, view details, and make reservations. The platform features a clean and intuitive design, with a focus on user experience. It also features an interactive AI tool for bringing any idea to life. It is built with React and TypeScript, and integrates with a mock API to fetch hotel data.

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Netflix Clone

StreamingCloneUI

Project Details

This project is a Netflix clone built with React. It allows users to browse and watch movies and TV shows, similar to the Netflix platform. The design focuses on providing a familiar and intuitive user experience, with a clean interface and smooth navigation. It also features a working login component that runs on Firestore.

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Blinkin Movie Database

ReactSPADesign

Project Details

This project is a movie database application built with React. It allows users to search for movies, view details, and create a watchlist. The design focuses on simplicity and ease of use, with a clean interface and intuitive navigation. The app integrates with the TMDB API to fetch movie data and provides a seamless user experience.

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Personal Portfolio Website

PortfolioBrandMarketing

Project Details

This was my first attempt at building a personal portfolio. I focused on creating a clean and modern design to showcase my projects and skills. The site is built with Next.js and features responsive design, smooth animations, and an easy-to-navigate layout.

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