Ericsson & Turkcell

Turkcell is a converged telecommunication and technology services provider, founded and headquartered in Turkey. It serves its customers with voice, data, TV and value-added consumer and enterprise services on mobile and fixed networks.Turkcell's shares have been traded on the Borsa Istanbul (BIST) and New York Stock Exchanges (NYSE) since July 11, 2000, and it is the only Turkish company to be listed on the latter exchange. Turkcell is also quoted on the Borsa Istanbul Sustainability Index.

Sr. Frontend Developer

October 2019 - July 2020

Led the development of the Pharmacies on Duty project utilizing ArcGIS, Tailwind CSS, ReactJS, NextJS, React Hooks, NodeJS, SASS, and ExpressJS to deliver a highly functional and efficient solution. Drove the modernization of the News & Sport Portal project codebase using ReactJS, Redux, and React Hooks, resulting in reduced operating costs and improved functionality. Conceptualized and built user interfaces for the Ad Management project (similar to Google Ads) utilizing ReactJS, React Hooks, IBM Carbon Design System, Styled Components, and Webpack Configuration to deliver an intuitive and visually appealing user experience. Collaborated with cross-functional teams, including business analysts, development teams, and infrastructure specialists, to deliver high availability solutions for mission-critical applications, resulting in 99.99% availability. Communicated with the business team, collected feedback on different stages, and directly addressed concerns to ensure successful project delivery. Led the effort to evaluate and improve CI/CD pipelines, resulting in a 50% reduction in deployment time. Proactively adjusted system and resolved bugs to improve system performance by 20%

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