You will get Native Android App Developer | Kotlin, Java, & Custom Native Mobile Apps
Top Rated
Project details
Looking for a skilled Native Android app developer? I specialize in building high-performance, feature-rich Android apps using Kotlin and Java. Whether it's a simple app or a complex solution, I deliver custom apps with smooth, intuitive UI/UX, seamless API integrations, and secure backend services. I also handle Google Play Store deployment and provide ongoing app maintenance and updates.
Services Offered:
• Native Android app development with Kotlin & Java
• Custom apps with native performance and smooth UI/UX
• Database integration (SQLite, Firebase, Room)
• API integration (RESTful, JSON parsing)
• Secure authentication & user data protection (OAuth, JWT)
• Push notifications & real-time updates
• Google Play Store deployment
• Ongoing maintenance & updates
Key Features:
• Native development for fast, optimized performance
• Responsive UI/UX design for a seamless experience
• Secure login & user data protection
• Firebase integration for real-time data sync
• Push notifications to enhance user engagement
• Seamless API integration for dynamic app content
Let’s create a robust, scalable Android app tailored to your needs! Contact me today to get started!
Services Offered:
• Native Android app development with Kotlin & Java
• Custom apps with native performance and smooth UI/UX
• Database integration (SQLite, Firebase, Room)
• API integration (RESTful, JSON parsing)
• Secure authentication & user data protection (OAuth, JWT)
• Push notifications & real-time updates
• Google Play Store deployment
• Ongoing maintenance & updates
Key Features:
• Native development for fast, optimized performance
• Responsive UI/UX design for a seamless experience
• Secure login & user data protection
• Firebase integration for real-time data sync
• Push notifications to enhance user engagement
• Seamless API integration for dynamic app content
Let’s create a robust, scalable Android app tailored to your needs! Contact me today to get started!
Platform
AndroidApp Type
Native AppDevelopment Technology
Java, KotlinApp Purpose
Chat, Dating, Finance, Entertainment, Education, Health & Fitness, Medical, Music, Productivity, RestaurantExpertise
Design, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$900
|
Standard
$1,300
|
Advanced
$2,100
|
|---|---|---|---|
| Delivery Time | 9 days | 14 days | 20 days |
Number of Revisions | 1 | 2 | 3 |
Number of Mobile Operating Systems | 1 | 1 | 1 |
App Store Upload | |||
App Icon Design | - | - | |
Splash Screen | |||
Ad Network Integration | - | - | |
Source Code |
Frequently asked questions
55 reviews
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This project doesn't have any reviews.
KU
Kevin U.
Jun 20, 2026
Mobile App Developer for AI-Powered Ed-Tech Flutter Mobile App Development
Working with this team has been a genuinely great experience from start to finish. They were communicative, thorough, and delivered exactly what was scoped without any major issues. They took detailed specs and turned them into a fully functioning product, now live on both the App Store and Google Play. They asked the right questions when clarification was needed and were always professional and responsive throughout the process. I would not hesitate to work with them again and plan to for future sprints. Highly recommend.
OB
Ornina B.
May 14, 2026
30 minute consultation
Very good information about my project. Very clear and professionnal. I really recommand
JD
Jennifer D.
Apr 24, 2026
Mobile App Developer for Sports Learning App Development
I want to share that I’m very pleased with the completed wireframes. The overall experience is clear, well-structured, and strongly aligned to the vision for the platform.
I especially appreciate how the design thoughtfully addresses each user group, students, families, and school leaders—while maintaining a cohesive flow. The key features, including the Game Plan Builder and personalized dashboards, are well integrated and support our goal of connecting engagement to real outcomes.
I’ve also valued your responsiveness and ability to translate ideas into functional design.
Based on this experience, I would be glad to continue working together as we move into development.
I especially appreciate how the design thoughtfully addresses each user group, students, families, and school leaders—while maintaining a cohesive flow. The key features, including the Game Plan Builder and personalized dashboards, are well integrated and support our goal of connecting engagement to real outcomes.
I’ve also valued your responsiveness and ability to translate ideas into functional design.
Based on this experience, I would be glad to continue working together as we move into development.
AH
Anicia H.
Apr 7, 2026
Freelance Developer Needed for Cross-Platform Medical App (MVP)
Working with Hinal, Sagar, and the entire Square Team has been an outstanding experience. From the start, they were organized, communicative, and consistently receptive to our feedback. As newcomers to mobile software development, we relied heavily on their guidance, and they helped us navigate every stage of the process with clarity and patience.
They took our initial idea and worked with us step by step to bring it to life. Their support was especially valuable during the app store approval phase. Getting our app accepted on both the Apple App Store and Google Play Store can be challenging for first‑timers, but they handled the process smoothly and kept us informed throughout.
We’re grateful for their professionalism, technical expertise, and collaborative approach. Highly recommended for anyone looking for a reliable and capable development team.
They took our initial idea and worked with us step by step to bring it to life. Their support was especially valuable during the app store approval phase. Getting our app accepted on both the Apple App Store and Google Play Store can be challenging for first‑timers, but they handled the process smoothly and kept us informed throughout.
We’re grateful for their professionalism, technical expertise, and collaborative approach. Highly recommended for anyone looking for a reliable and capable development team.
VR
Viv R.
Mar 23, 2026
Mobile app developer for my style related app development
Team did a great job on this enhancement.
About Hinal
Mobile App Developer
100%
Job Success
Surat, India - 1:59 pm local time
I've delivered mobile applications across 100+ projects for clients in 20+ countries, working with startups, growing businesses, and enterprise teams to build products that solve real-world challenges.
- 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲:
Since joining Upwork, I’ve worked across various industries: Travel and Tourism, train ticket booking, transport, educational, hospitality, health & wellness, real estate, live streaming, Marketplace, food & delivery, human resources, fitness, financial & banking sectors, e-commerce, dating, sports, Betting, music/audio, and automotive. I'm always excited to explore new industries - what's your industry?
𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 𝗶𝗻 𝗮𝗿𝗲𝗮𝘀:
- Mobile App Development for iOS, Android
- AI App Development & AI Feature Integration
- Cross-Platform App Development
- MVP App Development for Startups
- Flutter App Development
- iPhone app development
- iPad app development
- Native Android App Development
- AI Chatbot & AI Agent Integration
- RESTful API, GraphQL & Third-Party SDK Integration
- Firebase & Supabase Integration
- Payment Gateway Integration
- Subscription Integration
- Push Notifications & Real-Time Features
- User Authentication & Authorization
- Real-Time Chat & Audio/Video Calling Integration
- Maps, Geolocation & Navigation Integration
- BLE & IoT Device Integration
- Mobile App Feature Enhancement
- App Performance Optimization & Bug Fixing
- App Store & Google Play Publishing
- Ongoing Maintenance & Technical Support
𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 𝗮𝗻𝗱 𝗧𝗼𝗼𝗹𝘀 𝗞𝗻𝗼𝘄𝗹𝗲𝗱𝗴𝗲:
- Dart, Swift, Kotlin, Java
- Flutter, React Native
- SwiftUI, UIKit, Xcode
- Android SDK, Android Studio, Jetpack Compose
- Firebase, Supabase, Firebase Authentication
- Firestore, Firebase Realtime Database, SQLite, Room, PostgreSQL, MongoDB
- BLoC, Provider, Riverpod, MVVM, Clean Architecture
- OpenAI, Claude AI, Google Gemini
- REST APIs, GraphQL, WebSocket
- Google Maps, Mapbox, Geolocation, Geofencing, Deep Linking
- Stripe, RevenueCat, Adapty, Apple Pay, Google Pay, Razorpay, In-App Purchases
- Firebase Cloud Messaging (FCM), OneSignal, Firebase Analytics, AppsFlyer, Mixpanel, Crashlytics
- GitHub, GitLab, Android Studio, Xcode, Jira, Trello, Figma
- 𝗚𝗹𝗼𝗯𝗮𝗹 𝗪𝗼𝗿𝗸 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲:
I have collaborated with clients from many countries including United States, United Kingdom, Germany, India, Australia, Israel, Netherlands, Canada, Hong Kong, Saudi Arabia, Denmark, Jamaica, Luxembourg, Italy, Romania, Kenya, Singapore, Indonesia, Jordan, Spain, Trinidad and Tobago, France, and more around the globe.
I understand the different needs of international markets and love to create easy-to-use applications that meet the unique needs of clients in various industries.
Thanks for visiting my profile.
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Skilled Flutter Developer, Experienced Mobile App Developer, Native Android App Developer, iOS App Developer, iOS Developer, Cross-Platform Flutter App Developer, Top Flutter Developer, React Native, Hire Best Flutter App Developer, Mobile App Development, Skilled Mobile App Developer, RESTful API Developer, API Integration, Figma, UI/UX Design, Prototype, In-app purchases, Location, Payment Gateway Integration, Apple Xcode, Android Studio, Push notifications, User authentication, User profile creation, QA, Unit Testing, Regression Testing, Dating App, Ecommerce App, Ride Booking App, 3rd Party SDK Integration, Realm, SQLite, MySQL, Firebase Cloud FireStore, Realtime Database, Kotlin, Swift, Dart, SwiftUI, Twilio, Mapbox, HealthKit, Alamofire, Google Analytics, Amazon Web Services, DigitalOcean, Core Data, UIKit, MapKit, Smartphone, API integration
Steps for completing your project
After purchasing the project, send requirements so Hinal can start the project.
Delivery time starts when Hinal receives requirements from you.
Hinal works on your project following the steps below.
Revisions may occur after the delivery date.
Discovery Call
We'll start with an initial call to assess the project's concept and scope for the development of a mobile application with the client.
Detailed Proposal Submission
Following the discovery call, I'll provide a detailed proposal with all features and specifications for the client to review and finalize requirements.