Haroon K

Senior KMP Developer

Movito.fit • Freiberufler

Apr 2025 - Present • 1 yr 3 mos

Developed a full-featured Android and iOS application for the Eis-Perfecto platform using Kotlin Multiplatform, delivering a unified codebase that cut overall development time by 80% across both platforms. ● Built a complete authentication system with login, signup, account editing, and GDPR-compliant account deletion, improving account security and reducing support tickets by an estimated 30%. ● Implemented advanced recipe browsing with filters for categories, types, ingredients, popularity, ratings, and recency, helping users discover content 50x faster and increasing in-app engagement. ● Designed interactive recipe tools, including detailed ingredient lists, step-by-step cooking guides, and a custom recipe generator that recalculates ingredient quantities with 100% accuracy based on user-entered weight. ● Added social features such as favorites, ratings, comments, and recipe publishing, boosting user interaction and generating over 60% more community content. ● Created a PDF export system for offline access and sharing, with exports averaging under 1 second, and integrated push notifications that increased return-user activity by 45%.

Senior Software Engineer

Aidetron • Freiberufler

Nov 2024 - Apr 2025 • 5 mos

Developed an Android TV and Android TV Box application to manage and optimize STB streams for hotels, using AI-driven logic to detect and resolve stream issues without human intervention. ● Built an AI-powered stream monitoring system that reduced stuck or frozen streams by up to 95%, ensuring uninterrupted TV service for hotel guests. ● Designed an accessibility service that detected 100% of remote control interactions, preventing conflicts with manual usage and improving user satisfaction. ● Implemented automated device restart scheduling, lowering device-related performance issues by over 40%. ● Created an activation key management system, enabling scalable monetization and supporting licensing for multiple clients. ● Helped hotels cut down on manual stream maintenance time by 70%, reducing staff intervention and improving operational efficiency.

Senior Android Developer | KMP Developer

NativeSol • Vollzeit

Feb 2021 - Mar 2025 • 4 yrs 1 mo

Delivering high-quality mobile applications across 10+ projects in diverse industries, including e-commerce, healthcare, finance, media, travel, and enterprise solutions. Led end-to-end Android development, from architecture design to deployment, with a focus on scalability, performance, and user experience. ● Delivered 10+ Android apps to production, collectively reaching 50M+ downloads on the Google Play Store. ● Designed and implemented clean, maintainable architectures (MVVM, Clean Architecture), reducing development time for new features by 30%. ● Optimized application performance, cutting app load times by 25–40% across multiple projects. Delivering high-quality mobile applications across 10+ projects in diverse industries, including e-commerce, healthcare, finance, media, travel, and enterprise solutions. Led end-to-end Android development, from architecture design to deployment, with a focus on scalability, performance, and user experience. ● Delivered 10+ Android apps to production, collectively reaching 50M+ downloads on the Google Play Store. ● Designed and implemented clean, maintainable architectures (MVVM, Clean Architecture), reducing development time for new features by 30%. ● Optimized application performance, cutting app load times by 25–40% across multiple projects. Delivering high-quality mobile applications across 10+ projects in diverse industries, including e-commerce, healthcare, finance, media, travel, and enterprise solutions. Led end-to-end Android development, from architecture design to deployment, with a focus on scalability, performance, and user experience. ● Delivered 10+ Android apps to production, collectively reaching 50M+ downloads on the Google Play Store. ● Designed and implemented clean, maintainable architectures (MVVM, Clean Architecture), reducing development time for new features by 30%. ● Optimized application performance, cutting app load times by 25–40% across multiple projects.