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Yigit – React Native, GraphQL, Firebase, experts in Lemon.io

Yigit

From Turkey (GMT+3)

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Mobile DeveloperSenior
Hire developer
8 years of commercial experience
E-commerce
E-learning
Edtech
Logistics
Retail
Transportation
DMS
ERP
LMS
Mobile apps
POS systems
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Yigit – React Native, GraphQL, Firebase

Yigit is an experienced developer, he is able to create projects "from scratch" and has worked with various startups before. He has tried his hand at e-commerce, logistics, education, etc., and has led and mentored junior developers. Yigit’s huge passions are visiting new places, motorcycling, and being surrounded by nature. He has been actively traveling and camping for some time and now dreams about building his own van.

Main technologies
React Native
5 years
GraphQL
2.5 years
Firebase
3 years
Stripe API
1 year
React
4 years
Additional skills
PostgreSQL
WinForms
.NET
API
Android Studio
Axios
C#
DevExpress
Flutter
Fastlane
Flexbox
Integration testing
JavaScript
Jest
Redux
gRPC
Unit testing
Unity3D
Cognito
Microsoft SQL Server
REST API
Postman
i18next
AWS
JSON
Android
Typescript
Amplify
JWT
Sentry
.NET Core
Swagger
LINQ
Ready to start
ASAP
Direct hire
Potentially possible

Experience Highlights

Senior React Native Developer
Jun 2021 - Dec 20221 year 6 months
Project Overview

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.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • 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.
Project Tech stack:
React Native
GraphQL
Sentry
Jest
i18next
REST API
Senior Front-End Developer
Oct 2020 - Nov 20211 year
Project Overview

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.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • 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.
Project Tech stack:
React Native
Flutter
REST API
Firebase
Typescript
.NET Core
Senior React Native Developer
Mar 2020 - May 20202 months
Project Overview

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

Skeleton
Skeleton
Skeleton
Responsibilities:
  • 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.
Project Tech stack:
React Native
REST API
Jest
Redux
Typescript
Swagger
i18next
Full-Stack Software Developer
Jul 2019 - Sep 20191 month
Project Overview

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.

Skeleton
Skeleton
Skeleton
Responsibilities:
  • 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.
Project Tech stack:
React Native
.NET Core
PostgreSQL
Typescript
Axios
Full-Stack Software Developer
Apr 2018 - Jun 20191 year 2 months
Project Overview

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

Skeleton
Skeleton
Skeleton
Responsibilities:
  • 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.
Project Tech stack:
React Native
React
Redux
.NET
PostgreSQL
Android

Education

2016
Electronics and communication engineering
Bachelor's degree

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