# Luka Rakic > Full-stack developer based in Serbia, building production web apps end-to-end — schema to UI — with Next.js, Ruby on Rails, TypeScript, and AI integrations (OpenAI/GPT). Available for freelance SaaS and startup MVP builds, and full-time roles. ## About - Research work awarded Best Paper at IEEE STEC. - Open to full-time roles and freelance projects — including building a SaaS product or startup MVP end-to-end. Contact: hello@lukarakic.me - GitHub: https://github.com/lukaarakic - LinkedIn: https://www.linkedin.com/in/lukaarakic/ ## Case Studies - [MechanicAI](https://www.lukarakic.me/work/mechanicai): A production-grade Rails API powering an AI car diagnostics platform — GPT-5 integration, Rodauth auth, Paddle billing, Rack::Attack rate limiting. Live app: https://mechanicai.lukarakic.me - [Drawgether](https://www.lukarakic.me/work/drawgether): A realtime multiplayer drawing app — Next.js and Supabase Realtime for sub-100ms canvas sync, collaborative undo, AI-generated topics, and a social feed with cursor-based pagination. Live app: https://drawgether.lukarakic.me ## Site - Homepage: https://www.lukarakic.me/ - Sitemap: https://www.lukarakic.me/sitemap.xml