Pablo Ariel Schulklapper
iOS Developer
Location
Ljubljana, Slovenia
Toptal Member Since
August 12, 2016
Pablo is a senior iOS developer and has coded the iOS app PDF Reader Pro Edition, frequently ranked Top 10 for Business on the App Store for iPad. He has done 8,064 hours of work on Toptal so far, with excellent client feedback. He can adjust his working hours to fully coincide with the client's working hours. Pablo always tries to go the extra mile with his work and create beautiful apps.
Pablo is available for hire
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Wearsafe Labs (via Toptal)
iOS, Swift, Jenkins, MySQL, Apple Watch, SwiftUI, Xcode, UIKit, Siri, Git...
iTech Development Systems
UIKit, Xcode, Objective-C, Swift, iOS, PoDoFo, Core Data, Git...
Round Pegs (via Toptal)
iOS, Swift, Firebase, Git
Experience
iOS - 12 yearsApp Store Acceptance Process - 12 yearsXcode - 12 yearsGit - 8 yearsSwift - 8 yearsObjective-C - 8 yearsAutomated Testing - 4 yearsSwiftUI - 3 yearsLocation
Availability
Full-time
Preferred Environment
Xcode, Swift, iOS, Objective-C, SwiftUI
The most amazing...
...app I've coded is the PDF Reader Pro Edition for iOS, frequently ranked Top 10 for Business on the App Store for iPad.
Work Experience
2019 - 2023
iOS Developer
Wearsafe Labs (via Toptal)
- Developed an iOS app that allows users to send emergency alerts to their contacts and the police.
- Coded the app in Swift. Implemented the user interface with SwiftUI and UIKit. Used Alamofire to call the back-end API endpoints.
- Implemented connections via Bluetooth with the Wearsafe SOS button and the Moxee Signal IoT device distributed by T-Mobile.
- Reviewed code from other developers. Conducted technical interviews when hiring new iOS developers.
Technologies: iOS, Swift, Jenkins, MySQL, Apple Watch, SwiftUI, Xcode, UIKit, Siri, Git, Automated Testing, App Store Acceptance Process, Android, Bluetooth, Internet of Things (IoT), Combine, REST, Model View Viewmodel (MVVM), Google Analytics, Java, VIPER Architecture, Test-driven Development (TDD), Unit Testing, UI Testing, Continuous Integration (CI), Continuous Delivery (CD)
2010 - 2019
iOS Developer
iTech Development Systems
- Coded the PDF Reader Pro Edition iOS app, frequently ranked Top 10 for Business on the App Store for iPad. Developed the app using Swift and Objective-C.
- Implemented PDF viewing, annotations, forms, browsing, download/upload via cloud services like Dropbox, opening password-protected PDF files, and an encrypted vault folder to store confidential files, accessible via password, Touch ID, or Face ID.
- Used PoDoFo to parse and store changes to the PDF files.
- Managed memory and thread synchronization to prevent leaks or race conditions when opening large files.
- Coded a Java back end to enable online collaboration between users.
Technologies: UIKit, Xcode, Objective-C, Swift, iOS, PoDoFo, Core Data, Git, Automated Testing, App Store Acceptance Process, Image Processing, C++, Java, Test-driven Development (TDD), Unit Testing, UI Testing, Continuous Integration (CI), Continuous Delivery (CD), AVPlayer
2016 - 2017
iOS Developer
Round Pegs (via Toptal)
- Built an iOS app to be used as an MVP for a diagnostic medicine company. The app's purpose was to allow patients to manage their medical exams.
- Developed the app using Swift. Implemented code to consume REST APIs from the back end with Alamofire.
- Used the Google Maps SDK to show the closest laboratories to the patient.
Technologies: iOS, Swift, Firebase, Git
2005 - 2007
Java Developer
Idea Factory Software
- Coded a Java web app to be used by the government of Argentina to manage tax revenue. The team consisted of a project manager and seven programmers.
- Implemented the front end with JSP and the back end with Hibernate.
- Designed tax and business reports with JasperReports.
Technologies: Java, Oracle Database, Hibernate, JasperReports
Experience
PDF Reader Pro Edition iOS App
https://apps.apple.com/us/app/pdf-reader-pro-edition/id364502063Ranked Top 10 for Business on the App Store for iPad. A popular iOS app to read and annotate PDF files. I coded it on Swift and Objective-C and implemented features like PDF viewing and annotations, file management, Apple pencil support, and integrations with iCloud and Dropbox. I used PoDoFo to parse and store changes to the PDF files.
PDF Reader Pro Edition iOS App | Ranking
https://www.flickr.com/gp/165540521@N05/D05q5zVUpNI coded this app when I was working at iTech Development Systems. The ranking from the PDF Reader Pro Edition displayed on the App Store app on the iPad is usually very high. Attached is a screenshot showing the app ranked fourth for Business on March 15, 2023.
Demonstration | Running PDF Reader Pro Edition from Source Code into the iOS Simulator
https://www.youtube.com/watch?v=tQ-t6YhMTWoIn this video, I demonstrated the PDF Reader Pro Edition app for iOS by launching the app from its source code into the iOS Simulator using Xcode. This app is frequently ranked Top 10 for Business on the App Store for iPad.
Skills
Languages
Swift, Objective-C, Java, C++
Frameworks
UIKit, Core Data, Core Bluetooth, iOS SDK, SwiftUI
Tools
Xcode, Jenkins, Git, Google Analytics, AVPlayer
Paradigms
Automated Testing, Mobile Development, REST, Model View Viewmodel (MVVM), VIPER Architecture, Test-driven Development (TDD), Unit Testing, Continuous Integration (CI), Continuous Delivery (CD)
Platforms
iOS, Apple Watch, Firebase, Oracle Database, Android
Storage
MySQL
Other
PoDoFo, Siri, App Store Acceptance Process, Image Processing, Bluetooth, UI Testing, Combine, Internet of Things (IoT)
Libraries/APIs
JasperReports
Education
2003 - 2008
Bachelor's Degree in Information Systems Engineering
Universidad Tecnológica Nacional - Buenos Aires, Argentina