Hi, I'm
Yağız Kaan
Backend & Full-Stack
Developer
I build robust APIs and full-stack applications with a focus on performance, scalability, and clean code architecture. Specializing in Java, Node.js, and cloud technologies.
About Me
About Me
Passionate about building scalable solutions
I'm a Computer Engineering graduate from Bahçeşehir University with a passion for creating robust backend systems and full-stack applications. With experience at companies like ErnBrands Inc. and Halkbank, I've developed expertise in Node.js, Java, AWS, and modern web technologies.
I specialize in building scalable APIs, managing cloud infrastructure, and creating seamless user experiences. My approach focuses on clean code, performance optimization, and best practices in software development.
Selected Projects
Some of my recent work focusing on scalable architecture and premium user experience.
Yozgatlıoğlu Law Office
Premium web presence for attorney Melik Şakir Yozgatlıoğlu with bilingual routing, case highlights, and CRM-ready intake flows.
Care Center Platform
Accessible website for Tokat Özel Sağlık Bakım Merkezi with service highlights, location info, and clear contact funnels.
Kuşakoğlu Kuyumculuk
Luxury jewelry catalog with cinematic visuals, gem filtering, and WhatsApp-assisted checkout for Kusakoğlu Kuyumculuk.
Kayber Website
High-performance landing experience for Kayber featuring scroll-triggered case studies and modern animations.
Company Dashboards
Modular dashboard kit that connects to ERP, CRM, and IoT data sources to produce exec-level KPIs in real time.
Custom API Gateway
Multi-tenant API gateway with rate limiting, observability, and auto-generated SDKs for partner integrations.
Tech Stack
Technologies I work with to build scalable and performant applications
Java
Spring Boot, JPA, Maven
Node.js
Express.js, REST APIs
React
Hooks, TypeScript, Vite
HTML/CSS
Responsive Design, SASS
JavaScript
ES6+, Async/Await
AWS
Lambda, S3, DynamoDB
MongoDB
NoSQL, Mongoose
Firebase
Authentication, Firestore, Hosting
Work Experience
GGTech
October 2025 - PresentBackend Developer
Developing and maintaining backend services for active GGTech projects. Designing and integrating API connections between our web platforms and AI-powered services. Building secure, scalable middleware layers, managing authentication and data flows, and ensuring high-performance communication across microservices.
ErnBrands Inc.
April 2024 - September 2024Back-End Developer
Developed backends for mobile apps using Node.js & Java. Set up and managed databases. Utilized AWS (Lambda, API Gateway, DynamoDB, S3 Storage). Developed APIs for AI Video generator in Node.js. Created web dashboards with React, HTML, CSS, JS.
Baymak / BDR Thermea Group
Nov 2022 - Feb 2023Software Developer
Troubleshooting known issues daily. Customizing Microsoft Power Automate. Deploying & installing ODW. Solving hardware problems & requirements.
Halkbank
April 2022 - July 2022Software Developer Intern
Troubleshooting minimum 4 known issues daily. Optimizing OS for 19,000+ computers. Used SCCM to manage devices. Reporting problems and resolutions.
Blog Posts
Latest articles from my Medium blog