Yigit – React Native, GraphQL, Firebase

This solution offers a full-service storage solution for those in need of extra space. The company operates in Sweden, Norway, and Germany, providing both transportation and storage. The company's team visits customers' apartments, picks up the objects, and stores them in their warehouses by charging the client for the volume of the items they want to store.

• Added new features to an existing customer application;
• Optimized the performance and refactored the legacy part of the code;
• Integrated with the Stripe payment API, with Sentry and Posthog to log the errors and measure the performance of the application;
• Wrote unit and integration tests;
• Developed an internal application for the transporters from scratch;
• Implemented QR code scanner in different parts of the application;
• Released the project to the App Store and Play Store.

Worked on several projects here using different stacks. One of the projects was an application aimed at tracking the employees' entrance and exit times and providing reports to the managers as well as the project with the team that connected a point-of-sale application with an eCommerce system.

• Developed several mobile applications;
• Led and mentored other junior developers;
• Created front-end and back-end architecture for the employee tracking app;
• Developed a point-of-sale eCommerce app from scratch, being the only developer of the app;
• Implemented push notifications for the apps.

This is an educational application for users who would like to learn the Turkish language with the help of native speakers.

• Developed an MVP of the app from scratch with the given design;
• Integrated live video chat;
• Wrote unit and integration tests;
• Built various frontend components;
• Discussed project structure and design with the customer.

This is an educational application for students who are preparing for university entrance exams. Users can schedule a study plan, solve tests and attend exams via the application.

• Developed more than 80 percent of the mobile app;
• Wrote specific calendar and slider components;
• Built a front-end components library;
• Debugged and resolved the application issues;
• Added new features to the backend project.

This is a company focused on developing different projects using various programming languages. They provide modular ERP, document management, business management, and eCommerce systems.

• Worked on the maintenance and development of new features for an ERP project;
• Integrated government's invoicing service to the ERP;
• Developed a mobile app from scratch for one of the largest municipalities in Istanbul;
• Released the mobile app to App Store and Play Store;
• Supported and resolved bugs for several admin portal projects.