Arnold P.
Mobile Developer
Top performer 9.3/10
Kosovo
Trusted member since 2022
years of experience
One of Arnold’s most notable achievements was leading the iOS team on the Solaborate Messenger project, where he rebuilt the real-time messaging and audio/video calling functionality from the ground up. This work gave him deep expertise in real-time communication systems and the complexities of audio and video streaming technologies.
Arnold has also successfully collaborated with several Proxify clients, consistently receiving outstanding feedback for the quality of his work, technical expertise, and reliability.
Experience5
Senior Mobile Engineer
Bitfinex•
Oct 2025 · 9mFinancial Technology (FinTech)
- Contributed to the React Native mobile app redesign, delivering trading, funding, and wallet management features
- Drove large-scale architectural migrations, modernizing legacy UI systems and adopting new component patterns across the codebase
- Led the adoption of React Compiler, refactoring the codebase in batches to ensure compatibility and improve rendering performance
- Improved app stability and performance by resolving production crashes, optimizing rendering patterns, and replacing outdated abstractions
JavaScript
CSS
TypeScript
UI
UX9+
Senior Software Engineer
Learning Tapestry•
Jan 2025 - Sep 2025 · 8mEducation
- Led development across React Native and native iOS applications, balancing hands-on engineering with product ownership responsibilities
- Delivered major features, including onboarding flows, media player settings, admin tools, and a platform-specific Amazon build
- Implemented feature toggling, resolved critical in-app purchase issues, and enhanced application security and user experience
- Modernized the native iOS codebase by refactoring legacy features, improving performance, leveraging reactive programming, and streamlining dependency management
JavaScriptTypeScriptUIUX
Node.js31+
Senior Software Engineer
Proxify | Digisoul B.V.•
Dec 2024 · 1y 7mSports
- Contributed to the core mapping plugin used in the application by adding advanced customization options and demonstrating improvements through a dedicated showcase app
- Integrated the enhanced plugin into a cross-platform Ionic project, ensuring consistent behavior across web, Android, and iOS platforms
- Rebuilt the application’s mapping experience from the ground up, redesigning both the UI and business logic to support new features and significantly improve usability
- Designed a scalable white-label architecture with dynamic theming and initiated CI/CD modernization by replacing legacy tooling with a flexible GitHub Actions pipeline
JavaScript
React.js
Vue.jsTypeScriptUI19+
Senior Software Engineer
Modus Create•
Mar 2021 - Jan 2025 · 3y 10mInformation Technology (IT) and Services
- Developed a React and Next.js-based internal website for showcasing, searching, and managing company projects, incorporating user authentication and data management features
- Built the backend using Firebase Cloud Functions to ensure reliable data processing and seamless integration
- Created a React Native application to consolidate information from various services, focusing on integrating multiple data sources and providing a cohesive user experience
- Developed health-related applications for disease detection, working on both fully native applications using UIKit and SwiftUI, as well as cross-platform applications, where a heavily tested native component was a primary focus
- Provided a proof of concept for a VPN-based application to filter and reroute traffic to a designated server, demonstrating the application’s potential functionality and performance
JavaScriptReact.js
Ruby
HTMLCSS46+
Lead iOS Developer
Solaborate•
Sep 2015 - Apr 2021 · 5y 7mInformation Technology (IT) and Services
- Led the team responsible for migrating a messenger application into a healthcare-compatible platform, integrating connectivity with IoT health devices and the Apple HealthKit framework to support health-related functionality
- Directed the iOS team in developing a messenger application with real-time messaging and audio/video communication capabilities, including Bluetooth connectivity with custom devices to enhance user experience
- Developed a social networking iOS application, implementing RESTful APIs, database integrations, advanced UI components, and real-time communication features to support seamless interaction
- Contributed to the development of a job search and recruitment iOS application similar to LinkedIn Jobs, focusing on user experience and efficient job-matching functionality
JavaScriptRubyHTMLCSSUI41+
Assessments
Engineering excellence
Arnold’s overall performance in a 90-minute live technical assessment ranks in the top 5% of vetted Mobile Developers at Proxify.
Certificates 1
GitHub ActionsCredly, Inc.JavaScriptTypeScriptNode.js
Git
JSON
Issued Aug 2024Â -Â Expires Aug 2027
JavaScriptTypeScriptNode.jsGitJSONGitHub ActionsCredly, Inc.JavaScriptTypeScriptNode.jsGitJSON
Issued Aug 2024Â -Â Expires Aug 2027
JavaScriptTypeScriptNode.jsGitJSONDo you want to know more about Arnold’s certifications?Book a call
Portfolio
Highlighted by Arnold
8Jan 2025 · Learning Tapestry
Wonderwood
Duration8m
Other projects 9
+4
Education
NIG
NTNU i Gjøvik
Computer Science2014 - 2014UOP
University of Prishtina "Hasan Prishtina"
Computer Engineering2012 - 2016Stop browsing.
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