Hire the Best Android Studio Freelancers
in Canada

Hello! I'm Pavlo, an individual Android (Kotlin, Java) and iOS (Swift) developer with 13 and 8 years of commercial experience, respectively. I also have a few months of commercial experience in cross-platform development using Flutter. If you are looking for such a specialist, please take a couple of minutes to check out my profile. 🟢 MY SERVICES 🟢 The services I provide cover a broad spectrum of capabilities, which include, but are not limited to: - Developing mobile applications for iOS and Android, including iPhone, iPad, Android phones and tablets, TV and wearable devices. - Providing ongoing support, maintenance, and updates for existing apps. - Porting apps from different platforms to iOS and Android. - Recreating cross-platform and hybrid apps using native technologies. - Performing code migrations and updates, including SDK version, package builder, legacy libraries, and other tools. - Transforming app designs from Figma into functional applications. - Incorporating in-app purchases and advertisements into the apps. - Submitting the apps to the App Store and Google Play, resolving any review-related concerns. - Conducting prototyping and UI/UX design. - Creating comprehensive technical documentation and API specifications. 🟢 MY WORKING EXPERIENCE 🟢 My commercial experience as a mobile developer began in 2013 when I secured a job as an Android Java developer. Since 2015, I have been working exclusively as a freelancer. In 2016, I started learning Swift programming language and embarked on my career as an iOS developer. In 2018, I made a complete transition from Java to Kotlin for new Android projects. Recognizing the market's need for cost-effective solutions, in 2023, I started working as a Flutter developer. Throughout my journey, I have seamlessly acquired expertise in UI/UX design by closely adhering to the platform guidelines of both iOS (Human Interface Guidelines) and Android (Material Design). As an active user of both platforms, I constantly stay updated with the latest trends in products and technologies, ensuring I never miss out on key events like Apple WWDC and Google I/O conferences. Building upon my previous commercial experience as a QA engineer from 2012 to 2013, I combine meticulous attention to detail with strong perfectionistic tendencies, enabling me to consistently deliver exceptionally high-quality and reliable mobile applications. 🟢 MY SKILLS 🟢 Here are some of the cutting-edge technologies I utilize in my work. Native Android: - Android SDK, Gradle, Kotlin, Kotlin Coroutines, MVVM Architecture, Jetpack, Jetpack Compose, Retrofit, Apollo GraphQL, Hilt, Room for SQLite, and JUnit. Native iOS: - iOS SDK, Swift, Swift Package Manager, MVVM Architecture, SwiftUI, Combine, Concurrency, Alamofire, Apollo GraphQL, Swinject, CoreData, and XCTest. Flutter: - Flutter SDK, Dart, MVVM Architecture, Concurrency, dio, sqflite. I possess extensive experience working with numerous other technologies, frameworks, and libraries such as: Java, RxJava, XML UI, CocoaPods, UIKit, RxSwift, MVC & MVP Architecture, Dagger, Koin, Realm, Glide, Coil, Picasso, Kingfisher, SDWebImage, Google Maps & Geocoding, MapKit, HealthKit, Mapbox, Facebook SDK, Twitter SDK, Zoom SDK, GitHub SDK, Google Pay, Apple Pay, Stripe, Braintree, AdMob, Bluetooth, Bluetooth Low Energy (BLE), NFC, Camera API, Firebase SDK (Analytics, Crashlytics, Auth, Database, Firestore, Machine Learning, Storage, Hosting, Cloud Functions, and more).

Android Developer | 8+ Years | 1M+ Users Worldwide With 8+ years of Android development experience, I’ve designed, built, and optimized apps trusted by over 1M users globally—including high-impact projects like Getaround and HyreCar. I specialize in writing clean, maintainable code and delivering scalable, high-performance applications with seamless user experiences. As a Top-Rated Plus Freelancer on Upwork, I’ve earned $20,000+ with a 100% Job Success Score, a testament to my reliability, quality, and client satisfaction. Whether you need a new app from scratch or want to enhance an existing one, I ensure performance, scalability, and user delight. 🛠️ Core Skills Languages & Architecture: Kotlin, Java, MVVM, Clean Architecture UI/UX & Interaction: Jetpack Compose, Navigation, Motion Layout, Material Design, Custom Views, Accessibility APIs & Communication: REST, GraphQL, Retrofit, Coroutines, RxJava, Socket.IO Firebase & Cloud: FCM, Analytics, Crashlytics, Remote Config App Publishing & Payments: Google Play Console, In-app Purchases, Stripe, Payment Gateways DevOps & Tooling: Git, CI/CD (GitLab), Docker, Fastlane Advanced Features: Hilt/Dagger, Location Services, Multi-language Support, Offline Handling, Performance Optimization, PDF/Excel Generation 🌍 Industry Experience 🚗 Car Sharing & Rentals: Getaround (1M+ users), HyreCar (500K+ users) 🩺 Healthcare & Wellness: Medicine Reminder, Alzheimer’s Detection, BMI Calculators 🛍️ E-commerce & Marketplaces: Sozer Jewelry, Weat Local Marketplace 🎙️ Media & Streaming: Silvers Radio, Streaming Radio Apps 🏋️ Fitness & Lifestyle: Custom Workouts, Freight Booking (FreightPrint) 🚀 Key Achievements ✔ Integrated advanced SDKs: Stripe (Payments), Mitek (ID Verification), Sendbird (Messaging), Instabug (Bug Reporting) ✔ Automated builds & releases with CI/CD pipelines in GitLab + Firebase distribution 💡 Why Work With Me? 🔹 Strong problem-solving skills – quick and efficient issue resolution 🔹 Proactive communication – clear updates, no guesswork 🔹 Clean code advocate – maintainability & scalability first 🔹 User-first mindset – intuitive, engaging, and accessible apps 🔹 Continuous learner – always up to date with the latest Android trends 📩 Let’s build your next Android app—scalable, performant, and user-friendly.

An experienced, self-motivated software and electronics developer with a proven record of producing successful and reliable products. Widely traveled with plenty of customer-facing experience. Specialties: Embedded programming in C, C++ and Assembler (30+ yrs). PC Programming in C, C++, Delphi, VB, SQL (25+ yrs) Mobile device programming in Java (Android Studio), B4A (7 yrs) (Anywhere Systems) and C++ (AppMethod) Electronic Design & Troubleshooting (30+ yrs). PCB Design Customer liaison (both Technical and Sales support) Full Member, IEEE Technologies: STM32 (ARM), PIC, PSoC, Atmel, Silabs, Arduino, ESP32, BLE, Bluetooth, Iridium, GSM, LoRa, NFC, IMU, DSP, Modems, MEMS, Vending Machines, Card Readers, Coin and Note Acceptors. Low Power (battery) Programming Bare Metal and RTOS. Use of IAR, STM32, Silabs, Atollic, Keil, Atmel, Arduino toolchains.

Full stack developer with more than 8 years of experience in website and web app development. As a programmer, I am proficient in various technologies and development tools. For front-end, I have experience with Angular, AngularJs, Ionic Framework, React/React Native, Flutter, and Electron. On the backend, I am skilled in C#, ASP.NET MVC, ASP.NET Core, GraphQL, Node, ExpressJS, and Core Java. I also know databases such as MSSQL, PostgreSQL, MYSQL, Firebase, Firestore, MongoDB, SQLite, and MS Access. Regarding development tools, I am familiar with IDEs like Visual Studio Code, Visual Studio 2019, Android Studio, Microsoft SQL Server Management Studio, and Postman. I have worked with Azure DevOps, Jira, Trello, Asana, and Basecamp for project management. I am proficient in repository management using GitHub, Gitlab, TortoiseSVN Git, GitExtension, and Bitbucket. With over 8 years of experience, I am a professional full-stack developer who has launched production-grade projects. I specialize in creating optimized architectures for various types of projects, including SPA and cross-platform full-stack apps. Throughout the entire software development cycle, from requirements gathering and planning to development, release, and maintenance, I possess the skills necessary to create actual working software from a conceptual idea. As a quick learner and problem solver in programming, computers, and mathematics, I am versatile and adaptable to any team or solo project role. I have experience managing teams, clients, development cycles, and coding. I value communication as a crucial tool for any successful project, and I prioritize getting requirements straight from clients to provide simple yet efficient solutions that satisfy their needs. My skills include application and requirement analysis, translating requirements to technical languages, integrating new features into existing projects, executing pixel and animation-perfect UIs, mentoring other developers in industry best practices, and taking the initiative to work independently with very little supervision. I am committed to delivering the highest quality of work and will not complete a project until the client is 100% satisfied. If you have an idea or a clear vision for your application and need assistance in turning it into a real-life product, please don't hesitate to contact me. I guarantee that I can help you, as your business is my business. If you have any questions about my qualifications or experience, please click the green "Invite to Job" button in the top right of your screen to discuss your project.

🔧 QA Automation | 🧠 NLP & AI Tools | 🌐 Data Extraction | 🚀 Lead Generation Hi! I’m Feliks — a Top-Rated freelancer from Canada with $175K+ earned on Upwork, specializing in lead generation, data extraction, AI-powered automation, and QA/testing. I help businesses turn messy, incomplete, or hard-to-find data into clean, structured, and actionable datasets — quickly and accurately. Over the years, I’ve worked with multiple long-term clients (including projects exceeding $30K+ each), delivering consistent, high-quality results across industries like SaaS, construction, healthcare, real estate, finance, and more. ⸻ 💡 What I can help you with: • Lead Generation (B2B, decision-makers, verified emails & phones) • Data Scraping & Extraction (websites, PDFs, platforms, APIs) • Data Cleaning, Enrichment & Deduplication • AI-powered workflows (OpenAI, OCR, automation pipelines) • Manual Research (high-accuracy, no shortcuts when required) • QA / UAT Testing (web apps, APIs, SaaS platforms) ⸻ ⚙️ Tools & Tech I use: Apollo, LinkedIn Sales Navigator, Hunter, Snov, Google APIs, Python, Playwright, Selenium, OpenAI (GPT), OCR pipelines, Google Sheets automation, Colab (I also have paid subscriptions to OpenAI and Apollo, which helps deliver faster and more accurate results.) ⸻ 🧠 Why clients choose me: • Accuracy first — I don’t cut corners • Fast turnaround without sacrificing quality • Strong communication (you’ll always know progress) • Ability to combine AI + manual validation for best results • Proven track record — just check my work history ⸻ 📌 My approach: Simple: Understand → Execute → Validate → Deliver clean data ⸻ If you’re looking for someone reliable who can actually deliver (not just promise) — let’s work!