Przemyslaw

About

An experienced Principal Mobile Developer with a strong background in iOS and Android development, specialising in creating high-quality SDKs, leading teams, and delivering successful mobile solutions. Extensive experience in mobile app development, including Swift, Kotlin, Flutter, and React Native, with a focus on delivering seamless user experiences and optimising project outcomes.

Top skills

Verified by Pangea.ai due diligence

Top Skills	Current Usage	Seniority
Objective-C	20%	4 years
Swift	50%	6 years
Microsoft Azure	20%	3 years
AWS	5%	1 year
JavaScript	5%	4 years

All skills

Roles and tools, to bring ideas to life and create meaningful experiences

Integrations

Architecture

Professional experience

Explore a curated selection of projects highlighting Przemyslaw's expertise and experience. Each project aims to showcase challenges, solutions, and the final outcome, along with the tools and technologies used.

Under MNDA

Objective-C to Swift Migration — Mobile Developer

Migrated over 150 files from Objective-C to Swift, making Swift the only language in the codebase. Developed clean architecture for iOS apps with extensive unit tests and integrated Azure pipelines for automated deployment. Contributed to a Flutter enterprise app, using Sembast for offline database management.

Mobile Apps

Telecommunications

iOS Development

Swift

Under MNDA

iOS Application Development — Junior iOS Developer

Developed iOS applications using Swift and Objective-C, including SiriKit, MusicKit, and WatchKit integrations. Mentored junior developers and collaborated closely with UX/UI designers and QA teams to meet project requirements.

Mobile Apps

Information Technology

iOS Development

Swift

Preferred tools

View the preferred tools and apps used by Przemyslaw to assess compatibility and alignment.

Firebase

Confluence

Discord

Git

Github

Google Meet

Career highlights

Discover Przemyslaw’s professional journey, including employment history, certifications, and educational background.

Principal Mobile Developer

CreateFuture⸺2022 - 2024

Developed iOS and Android SDKs for BR-DGE, integrating Apple Pay, Google Pay, and Braintree, significantly increasing revenue and securing major partnerships. Led the technical direction of projects, mentored developers, and managed client relationships. Oversaw recruitment and upskilling of mobile developers in React Native, ensuring high code quality and efficient delivery.

Senior Mobile Developer

CreateFuture⸺2022 - 2024

Led the development of the MoneySavingExpert mobile app, achieving over 1.5 million downloads, a 4.8-star rating, and 99.9% crash-free performance. Introduced migrations from UIKit to SwiftUI and XML to Jetpack Compose, enhancing code maintainability and team productivity. Migrated CI/CD pipelines from Bitrise to Codemagic, reducing costs and speeding up builds.

Mobile Developer

BrightHR⸺2019 - 2021

Migrated over 150 files from Objective-C to Swift, making Swift the only language in the codebase. Developed clean architecture for iOS apps with extensive unit tests and integrated Azure pipelines for automated deployment. Contributed to a Flutter enterprise app, using Sembast for offline database management.

Junior iOS Developer

Mapway⸺2018 - 2019

Developed iOS applications using Swift and Objective-C, including SiriKit, MusicKit, and WatchKit integrations. Mentored junior developers and collaborated closely with UX/UI designers and QA teams to meet project requirements.

Testimonials

Anonymous

Skalable

Verified Testimonial

“Przemek is an exceptional iOS developer with a keen eye for detail. They recently optimized our app’s performance, cutting load times in half, and implemented a seamless dark mode that users love. Their problem-solving skills and dedication make them a valuable asset to any team.“

Skalable

Skalable

Top skills

About

Top skills

All skills

Professional experience

Preferred tools

Career highlights

Testimonials

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