Product engineer in İstanbul → koray.dev

github

medium

projects

Koray Güler • Peerlist

Co-developed a global news aggregation platform with a colleague, delivering AI-simplified news tailored to readers using DeepSeek R1. Led the project’s design and decision-making, architecting a fully Server-Side Rendered (SSR) platform with Next.js for optimal performance and SEO through schema markup and metadata optimizations. Configured Cloudflare and DNS settings for enhanced security and global accessibility. Built a robust tech stack with PostgreSQL for data management, Minio S3 for optimized image storage, and Docker for scalable deployment. Designed responsive UI with Tailwind CSS and integrated NocoDB and Directus for headless CMS functionality. Automated news curation with n8n, enabling RSS scraping and AI-driven processing to deliver concise, reader-focused content from diverse sources. Improved page load times by 25% through SSR enhancements and image optimization.

Upglob –  Project Lead

Architected and developed a high-performance, user-centric web platform using Next.js with full Server-Side Rendering (SSR) for SEO-optimized content delivery and Partial Rendering for dynamic performance. Engineered a scalable backend with Node.js and PostgreSQL for efficient data management, integrated Minio S3 for optimized asset storage, and implemented a CDN infrastructure for global content delivery. Configured Cloudflare and DNS settings to enhance security and reduce latency. Designed a responsive, elegant UI with Tailwind CSS and Shadcn, incorporating Progressive Web App (PWA) support for seamless mobile experiences. Developed a secure payment infrastructure to enable smooth transaction flows, integrated with a cart-based system and order tracking, supported by an email notification system via Directus. Optimized page load times by 20% through SSR, PWA, CDN, and payment system enhancements, ensuring a scalable and intuitive user experience.

HQBooster - Project Lead

Software Infrastructure

Operating Systems

NodeJS