Kemal Buyukterzi

Developed innovative push notification solutions including custom notification views and generic UI components capable of dynamically rendering server-driven notification types. Developed and maintained large-scale iOS applications serving 15+ million users using Swift and UIKit. Implemented new features while optimizing performance and ensuring application stability. Collaborated with cross-functional teams to deliver high-quality releases and timely updates. Improved security measures in line with banking

Led iOS-side implementation of live video and voice communication features using Agora WebRTC SDK. Implemented real-time content moderation features including nudity detection to ensure App Store compliance and user safety during video calls. Developed the real-time messaging system with GraphQL integration and implemented the in-app gift system for marketplace users. Set up in-app purchase functionality for marketplace users.

Led iOS development from inception to production for a gamified stock and cryptocurrency trading application built with VIPER architecture. Implemented real-time market data synchronization using advanced networking and WebSocket connections for live price updates. Developed virtual transaction processing system enabling users to compete for highest returns using real-world market data. Created an engaging gamification experience that combines financial education with competitive gameplay mechanics.

Developed enterprise-grade secure instant messaging application based on Signal Protocol infrastructure (LibSignalClient, SignalRingRTC, SQLCipher, SwiftProtobuf). Developed and maintained secure iOS client applications while collaborating on supporting backend services, Dockerized deployments, and object storage integrations. Maintained and enhanced corporate mobile applications using React Native framework. Designed and implemented satellite-connected internal time server solution to resolve external time

Led the customization and deployment of Signal-based enterprise secure messaging platform for corporate communications. Implemented end-to-end encryption using Signal Protocol with LibSignalClient for secure message transmission. Configured and maintained SQLCipher encrypted database for secure local data storage. Customized SignalRingRTC for enterprise voice and video calling capabilities. Managed iOS development lifecycle including App Store deployment and corporate distribution. Handled server-side deplo

Developed and maintained military and enterprise communication system projects for defense sector clients. Built automated unit and UI testing pipelines using Xcode Server for the Workit.biz team collaboration platform. Developed licensing module using Java for the Unify Enterprise Communication System and maintained the license management software. Designed and implemented web interfaces for Aselsan's Tactical Area Communications System (Tasmus) server-side applications using .NET and Angular.