Paul S.

About Me

I've been an iOS application developer, for over eight years, and am specialized in architectural development, UX, and iOS development. I am a client-focused developer committed to open and honest communication from inception through completion of project. I am an avid learner and am passionate about creating user-friendly, creative, appealing, and useful applications for a broad range of business needs.

Frontend

Backend

Database

Other

Work history

UpStack
UpStack
iOS Developer
2017 - Present (8 years)

Create numerous innovative business applications for a diverse range of clients.

Firefly Development
Founder and Lead iOS Developer
2016 - Present (9 years)

Create and develop numerous iOS applications for clients.

Svitla Systems Inc,
Senior IOS Developer
2014 - 2016 (2 years)

Serve as a senior lead developer for a broad range of iOS applications.

Independent Consultant
iOS Developer
2010 - 2013 (3 years)

Create and develop innovative iOS applications.

iPolecat
iOS Developer
2009 - 2010 (1 year)

Create and develop innovative iOS applications.

Showcase

Lead Developer, Project Manager
Lead Developer, Project Manager
  • The application was developed over two years with an agile approach, undergoing continuous changes in look and feel.

  • Initial support included iOS 6-8, followed by iOS 7-9, and finally iOS 8-10, driven by iOS usage statistics and target audience.

  • The application utilizes Parse and Firebase for data synchronization and features like meeting syncing and recaps.

Lead Developer, Project Manager
Lead Developer, Project Manager
  • Worked as a team leader and main iOS developer on a team of 2 iOS developers and 1 Android developer.

  • Implemented usability improvements based on customer feedback during development.

  • Utilized frameworks including Parse, AFNetworking, Fabric, Pop (for animations), MapKit, and Social.

Lead Developer, Project Manager
Lead Developer, Project Manager
  • Worked as a team leader and main iOS developer on an iOS application.

  • The application features photo selection with sticker addition, utilizing a REST API for sticker acquisition.

  • The project involved frameworks like Parse, Firebase, AFNetworking, and Fabric.

Lead Developer, Project Manager
Lead Developer, Project Manager
  • The team was tasked with merging two existing apps into a single application.

  • The original app was developed by a third-party developer with limited coding experience.

  • The project involved cleaning up the existing code and adding missing functionality.

iOS Developer
iOS Developer
  • A complex glossary with a local database and REST API for backend updates.

  • The application was rewritten using CoreData and optimized for iOS 10 support.

  • Implemented search optimization and update mechanisms using SQLite and raw SQL queries.

Lead Developer, Project Manager
Lead Developer, Project Manager
  • Developed an iOS application with a complex architecture and custom class implementation, focusing on the free editable sequence constructor.

  • Implemented a dynamic scroll view and image processing features within the application.

  • Utilized CoreData, QuartzCore, AVFoundation, and Memory Management (non-ARC) frameworks for the application's functionality.

iOS Developer
iOS Developer
  • Fitness application with scoring and levels.

  • Implemented basic animation for video guidance.

  • Utilized CoreData, QuartzCore, AVFoundation, CoreAnimation, and Memory Management (non-ARC).

Developer
  • Developed a 2D Whac-A-Mole game using Unity.

  • The game utilizes C# as the primary programming language.

  • It’s a simple game focused on a 2D mechanics.

Education

Education
Master Degree in Computerized Systems, Automation and Control
Sevastopol National Technical University, Sevastopol, Ukraine
2001 - 2006 (5 years)