Experience

Doka Şans Oyunları ve Bilişim Hizmetleri A.Ş. — Frontend Developer / Team Lead

Jun 2021 – Present

Owned the product’s UI and architecture; as the team scaled, mentored engineers and established engineering standards.
Built low‑latency, real‑time interfaces with WebSocket/STOMP.
Delivered multi‑device experiences for desktop terminals, kiosks, large displays, and mobile platforms.
Implemented authentication, roles and permissions with Keycloak; delivered printer/barcode integrations and performance‑oriented architectures.
Ensured maintainability with TypeScript, testing (Jest, Vitest), and documentation (JSDoc/TSdoc).
Established front‑end quality standards (ESLint, Prettier, Husky) and reliable CI/CD pipelines (Jenkins).
Integrated monitoring and logging with Kibana and Grafana to improve observability.
Led mobile application development initiatives using React Native.

Nov 2020 – Dec 2020 (Intern)

Contributed to the redesign and renewal of web platforms; collaborated with design to translate UI/UX into functional components.
Built reusable React components with HTML, CSS, JavaScript and Styled Components.
Implemented responsive layouts; improved page load performance and reduced rendering issues.