iOS Developer

Grupa BlixMobile apps

Praca zdalnaFull-TimeMiddle

Salary13000 - 18000 PLN per month gross permanent; 13000 - 18000 PLN per month net b2b

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Job Details

Languages: Polish at a very good level; English sufficient for working with technical documentation (structured listing: pl C2, en B2).
Required Skills: SwiftRESTful APIsiOS

Have strong knowledge of Swift, SwiftUI, UIKit, and the iOS platform.
Have professional experience developing large, multi-module iOS applications.
Demonstrate practical knowledge of MVVM/View-Model, Coordinator, Repository, and Mapper architectures, and Domain/Data/UI layers.
Have experience modularizing code extracted from a legacy monolith.
Have experience with Core Data, Realm, and SwiftData.
Know Grand Central Dispatch and modern Swift Concurrency, including async/await.
Be comfortable with REST communication and caching.
Have experience managing dependencies with SPM and CocoaPods within iOS CI/CD workflows.
Be able to diagnose performance, memory, and view lifecycle issues.
Have worked with feature flags and deploying changes while product development continues.
Have participated in code reviews and architecture decisions that account for migration cost and regression risk.
Use AI agents for rapid prototyping, code generation, and test writing, while checking the safety of generated solutions.

Develop and maintain Grupa Blix’s flagship application.
Design readable, scalable code and provide unit tests.
Assess feasibility, architecture, tools, and resource needs for proposed solutions.
Modernize the application, including database performance and SPM library migrations.
Conduct code reviews.
Collaborate closely with product, QA, and design teams in a lean model.
Proactively solve current problems.
Use AI tools to support code analysis, implementation, refactoring, and testing.

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