Marek Pawłowski

Building a real-time multiplayer board game platform with AI-powered opponents, matchmaking, and live spectating. Full-stack from WebSocket game servers to an interactive React frontend with rich animations and cross-device play.

TypeScript, React, Next.js, WebSockets, Node.js, AI/ML, PostgreSQL, Redis, AWS

Architecting AI systems for e-commerce and medicine - designing intelligent pipelines that power product recommendations, demand forecasting, and clinical decision-support tools. Leading engineering teams in delivering production-grade ML platforms at scale.

TypeScript, Python, React, Next.js, AI/ML, LLMs, Node.js, AWS, PostgreSQL

Founded and built an AI-powered trading platform from the ground up - real-time charting engine with Three.js/WebGL, predictive ML models via TensorFlow, and a cross-platform desktop client in Electron.

TypeScript, React, Next.js, Three.js, TensorFlow, AI/ML, Node.js, Electron, AWS

Created and scaled an online typing tutor to thousands of active users - full-stack from adaptive lesson algorithms to a React/Redux frontend, backed by Node.js microservices on AWS.

React, Redux, Node.js, MySQL, Redis, Express, AWS

Architected and shipped a React Native team-building platform (iOS/Android) with real-time VoIP, video chat, and Firebase-driven event orchestration. Led the engineering team from zero to production.

TypeScript, React Native, ReactJS, Jest, Firebase, Twilio, VoIP

Architected a microfrontend-based photo-product platform serving millions of users globally. Led the frontend guild across React web and React Native mobile, establishing shared component libraries and CI/CD pipelines.

TypeScript, React, React Native, Redux, Microfrontends, Jest

Engineered a cross-platform real-time flight booking engine in React Native with complex state orchestration via Redux-Saga, delivering seamless interactive seat selection and live pricing.

React Native, ReactJS, Redux, Redux-Saga

Built interactive web-to-hardware experiences for Google's Made with Code initiative - including lighting the White House Christmas Tree via WebGL and engineering a programmable LED dress bridging Angular, Python, and Raspberry Pi.

JavaScript, Angular, WebGL, Three.js, Python, Raspberry Pi

Led frontend architecture for major retail platforms including rossstores.com and ddsdiscounts.com - high-traffic e-commerce sites serving millions of monthly visitors.

JavaScript, Backbone.js, jQuery, LESS, ASP.NET

Delivered 30+ commercial JavaScript and frontend performance workshops across Poland and Germany for studios like Travian Games and GameForge, covering advanced patterns, HTML5 game dev, and rendering optimization.

JavaScript, HTML5, Performance, Game Development

Developed a cross-platform ePub reader spanning web, iOS, and Android with a shared C++ rendering core, delivering pixel-perfect typography across all platforms.

JavaScript, HTML5, CSS3, C/C++, QT, Objective-C, Java

Built the client-side engine for a browser-based MMORPG - real-time multiplayer rendering, physics, and network synchronization in pure JavaScript and C++.

JavaScript, HTML5, CSS3, MySQL, C/C++, PHP