Reaktor

Mobile Developer

Reaktor
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1 month ago
Helsinki, FinlandSenior

Responsibilities

  • Develop native iOS and Android mobile applications.
  • Build polished mobile user interfaces with high-performance animations.
  • Work on mobile SDKs, integrations, analytics, advertising, and attribution frameworks as required by client projects.
  • Collaborate with clients and stakeholders to clarify requirements and drive initiatives across client organizations.
  • Guide technical and business teams in selecting appropriate technologies.
  • Contribute to architectural decisions and long-term technical direction.
  • Participate in discovery, concepting, and iterative delivery in addition to implementation.
  • Own testing, debugging, monitoring, troubleshooting, and production quality.
  • Contribute to backend, API, or cloud infrastructure work when beneficial to the project.

Requirements

  • Strong experience in native iOS development with Swift and/or Objective-C.
  • Strong experience in native Android development with Kotlin and/or Java.
  • Ownership of testing and the full development cycle through defect-free production delivery.
  • Experience monitoring and troubleshooting production applications.
  • Experience engaging multiple stakeholders to solve challenging and ambiguous problems.
  • Fluent written and spoken English.
  • Several years of professional experience developing depth across both iOS and Android ecosystems.
  • Experience with SwiftUI and/or Jetpack Compose is preferred.
  • Experience with reactive programming is preferred.
  • Experience with Flutter and C++ is preferred.
  • Familiarity with backend development, APIs, databases, or cloud infrastructure is preferred.
  • Interest in polished animations and collaboration with Motion Designers is preferred.
  • Finnish language skills are a plus.

Benefits

  • Hybrid work across the office, client premises, and remote locations.
  • Flexibility for teams and clients to choose suitable approaches, technologies, and methodologies.
  • Supportive and experienced community and team environment.
  • Work-life balance support, including a free moving day, Reaktor car share, sick child care services, and office space for private events.
  • Internal training courses, community events, and technology and design discussion sessions.
  • Access to extended academy-like studies such as Cloud Academy.
  • More than 300 hobby clubs, many supported by Reaktor.

Tech Stack

C++FlutteriOSJavaJetpack ComposeKotlinObjective-CSwiftSwiftUI

Categories

Mobile
Reaktor

About Reaktor

501-1,000 employees
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