Binnur Altınışık

Tein Yazılım – Duzce, Turkey (Remote)
Full-Stack & Mobile Developer Intern

• Developed, debugged, and integrated three high-impact web and mobile applications: DroneEye (Smart City Platform), SafeDrive AI (Driver Safety Mobile App), and TeinYacht (Yacht Booking Marketplace).
• Built robust backend RESTful APIs using FastAPI, SQLAlchemy, and Pydantic, featuring real-time WebSocket notifications and role-based access control (RBAC).
• Engineered mobile client interfaces using React Native (Expo), optimizing global state management (Context API), nested stack navigations, and styling transitions.
• Implemented advanced hardware integrations, including real-time accelerometer G-Force monitoring, Text-to-Speech (TTS) voice alert triggers, and mobile Vision Camera integrations.
• Designed flexible PostgreSQL database structures leveraging JSONB schemas and structured many-to-many relationship queries.

Backend & Frontend Developer Intern – TarifKapıda Project
Company / Institution Name – Istanbul | Summer Internship 2025

• Developed a PostgreSQL-based RESTful API using .NET Core and Entity Framework Core, and deployed it on Railway.
• Deployed a React.js-based frontend on Netlify and integrated it with backend APIs.
• Implemented JWT-based authentication, user profile management, password handling, and profile photo upload functionality.
• Designed and implemented features such as recipe creation, favorites, reviews, and rating systems.
• Applied layered architecture principles (DTO, Service, Controller, Models) throughout the project.

• I have intermediate level experience in microservice architecture and cloud-native web application development. I can create microservices in an independent, scalable and isolated manner; I can deploy in different environments with tools such as MassTransit and Kubernetes. I can design cloud-compatible user interfaces with MVC, Blazor and Razor Pages using ASP.NET Core 6.