Hasan R.

Senior Fullstack Developer

Top performer 9/10

Turkey

Trusted member since 2022

10 years of experience

He is proficient in coding practices and the software development life cycle (SDLC), with a strong interest in mobile and web development. He specializes in building mobile apps from scratch using React Native and brings versatile experience across sectors like banking, EdTech, and construction.

Main expertise

React Native10 years

JavaScript10 years

React.js8 years

REST API10 years

18+

Experience5

React Native & React JS Developer

Staxy (via Proxify)•

Transportation and Logistics

May 2025 - Dec 2025 · 7m

Staxy is a social mobility platform focused on sustainable peer-to-peer ridesharing.

Spearheaded the development of a cross-platform mobile app using React Native, integrating real-time geolocation and mapping features for seamless ride-sharing.
Designed and implemented scalable backend services with Node.js, handling complex booking algorithms and secure payment gateways
Developed administrative web interfaces using React.js to monitor platform activity and manage user content
Optimized application performance and database queries to improve responsiveness and handle increasing user traffic
Developed complete UI screens, Backend, and full API integration

JavaScript

React.js

TypeScript

React Native & Nodejs Developer

Tagggd (via Proxify)•

Social Media

Jul 2024 - Sep 2024 · 2m

Developed new features for the Tagggd application using React Native, Node.js, and MongoDB.
Implemented native sharing and content-posting features, enabling users to save and organize notes from news articles, YouTube, X (Twitter), and other sources.
Contributed to scheduled background tasks using cron jobs.
Supported features that allow users to save their interests and explore tags shared by friends.

JavaScript

MongoDB

Node.js

React Native & React JS Developer

HCX, New York/ USA•

HR and Recruitment

Nov 2022 - Feb 2024 · 1y 3m

Managed source code repositories and version control.
Developed frontend features using React.
Designed and implemented complete end-to-end UI screens, including API service integration.

React.js

TypeScript

React Native

React Native & React JS, NodeJS Developer

One Cow Standing USA/Durham (via Proxify)•

Entertainment and Media

Aug 2022 - Mar 2024 · 1y 7m

Managed source code repositories and version control.
Developed web and mobile application features using React and React Native.
Designed and implemented complete frontend screens, including API service integration.
Designed and developed backend architecture and services using Node.js.

React.js

MongoDB

React Native

React Native & React JS Developer

Akbank•

Banking and Finance

Mar 2020 · 6y 8m

Contributed to the development of the Akbank Mobile application for Akbank, one of Turkey’s largest banks.
Developed and maintained finance-related application features.
Managed source code repositories and version control.
Applied test-driven development (TDD) practices to ensure code quality and reliability.
Designed and implemented complete frontend screens, including styling and API service integration.

JavaScript

React.js

TypeScript

Engineering excellence

All Senior Fullstack Developers who have applied to Proxify are scored from 0 to 300 on engineering excellence, one of the five parameters we evaluate. This score reflects engineering excellence only, based on interviews, take-home assignments, live coding sessions, and/or on-the-job performance reviews. The curve shows how all evaluated Senior Fullstack Developers are distributed across that range, where our acceptance threshold for this parameter sits, and where Hasan stands.