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Infinity Group

Mobile Multiplatform Developer

Infinity Group
Poland · Full-time · Mid-Senior
We are looking for a Mobile Multiplatform Developer who would like to join our team and learn to develop solutions for our clients.

Responsibilities

  • Designing and building software for big commercial projects (teamwork)
  • Ensuring that our code and development environment meets the best standard
  • Cooperating with project managers, analysts, designers, developers to understand the needs of our clients
  • Cooperating with testers to ensure best product quality
  • Participating in educational initiatives such as taking part in training, sharing knowledge with colleagues

Requirements

  • Must have 3 years of some kind of commercial experience, including at least:
    • 2 years with android
    • 1 year with iOS
  • Education - at least Bachelor of Science degree (computers studies, maths etc)
  • Ability to learn and work independently
  • Good knowledge and experience with: Swift, SwiftUI, Kotlin, ReactNative, Jetpack Compose, Rest API, DI, Gradle
  • Knowledge and ability to apply it in practice: HIG, Clean Architecture, Design patterns, MVVM pattern
  • Analytical, problem-solving, and data gathering skills
  • Problem-solving skills and a "can-do" attitude
  • Team player who enjoys working with others on projects to achieve a common goal
  • Good knowledge of English - B2+ (must have)


Nice to have

  • Knowledge and experience with Kotlin Multiplatform Mobile and Flutter
  • Knowledge and experience with Android Auto and Apple CarPlay, Audio frameworks
  • Experience with Firebase SDK and Facebook SDK
  • Experience in developing web applications (React / Next.js)
  • Experience in building backend systems in Node.js and creating REST APIs (e.g. Express.js)

Our offer

  • Contract of your choice - B2B or CoE
  • Possibility to work from our office in Białystok, in a hybrid model or remotely
  • Private medical care
  • Co-financed gym card (Multisport)
  • Co-financed language classes (language school of your choice)
  • Financed training and certifications
  • Free access to Pluralsight
  • Cooperation with experienced developers
  • Real impact on product development

Pay scales

  • B2B: 11 000 - 17 000 PLN + VAT
  • UoP: 9 200 - 14 200 PLN gross

Key Skills

Ranked by relevance

kotlin design patterns firebase android react swift
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Country Guide

Poland

Fast-growing Central European IT hub

Posted
Aug 18, 2025
Type
Full-time
Level
Mid-Senior
Location
Białystok
Company
Infinity Group

Industries

IT Services IT Consulting

Categories

Engineering Information Technology

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