Fedir K.
Mobile App Developer | Java | Kotlin | Swift | React Native
Hello! 👋🏼 I'm a Mobile App Developer with over 10 years of experience, committed to creating top-notch mobile experiences. My focus is on delivering user-centric solutions that drive brand growth and achieve real results. Here's What I Offer: 📱 Native Development: Proficient in Swift (iOS) and Kotlin/Java (Android), I build high-performance apps with frameworks like SwiftUI and Jetpack, ensuring smooth interactions and user-friendly designs. 🔄 Cross-Platform Expertise: Using React Native, I craft apps that seamlessly operate on both iOS and Android, optimizing time and resources without compromising quality. ☁️ Cloud-Driven Development: Skilled in AWS, Google Cloud, and Microsoft Azure, I build robust, scalable mobile apps that are ready for the future. Why Choose Me: 🗣️ Clear Communication: You'll stay informed throughout the development process, ensuring transparency and alignment with your goals. ⏱️ Timely Delivery: I consistently meet deadlines, managing expectations and timelines with precision. ✨ Commitment to Quality: My apps are polished, meticulously crafted, and designed to exceed expectations. 🔧 Problem-Solving Expertise: I excel in dynamic environments, adept at tackling diverse project needs and finding innovative solutions. Industry Experience: 🛍️ E-Commerce 🏥 Healthcare 💰 FinTech 🎓 EdTech ✈️ Travel & Hospitality Let's discuss your project and turn your ideas into powerful mobile solutions. How about a call? 📅📞
Earnings and projects
Last 6 months ÷ 6
Read daily since Oct 21, under 30 days
Billed in all: $889,209$889k
$3.4k in the last 6 months
Across 181 contracts
Earnings, last 30 days
Tracked from Oct 21, 2026.
Skill rankings: Top 6% in Android App
Ranked by MRR among everyone on Upwork with the skill.
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- #50Android App776 freelancers · 🇺🇦 #8Top 6%🇺🇦#8 of 38
- #73Native App Development833 freelancers · 🇺🇦 #11Top 9%🇺🇦#11 of 58
- #126Smartphone995 freelancers · 🇺🇦 #31Top 13%🇺🇦#31 of 127
- #244Kotlin3,021 freelancers · 🇺🇦 #26Top 8%🇺🇦#26 of 224
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- #287Mobile UI Design4,166 freelancers · 🇺🇦 #72Top 7%🇺🇦#72 of 569
- #308Mobile App3,535 freelancers · 🇺🇦 #56Top 9%🇺🇦#56 of 306