Kotlin Multiplatform Software Engineer - future opportunities

Droids On Roids; Wrocław; On-site; PLN 180,000 - 240,000; Full time

Job summary

Droids On Roids is seeking a Kotlin Multiplatform Software Engineer to build high-quality native mobile apps for Android and iOS using shared KMP code. You will work with Kotlin and Swift codebases in an agile environment to deliver end-to-end features.

Join a team that focuses on clean, maintainable code, automated tests, and collaboration with product, design, and QA. You may mentor peers and help shape the architecture for future Kotlin Multiplatform projects.

Qualifications

• 3+ years of experience as a Mobile Developer.
• Commercial experience with Kotlin Multiplatform (KMP).
• Knowledge of Kotlin and Swift languages.
• Experience with MVVM or MVI architecture.
• UI frameworks: SwiftUI, Jetpack Compose, UIKit.
• Experience with Dependency Injection.
• HTTP communication with Ktor Client.
• Asynchronous code with Kotlin Coroutines and Swift Concurrency.
• Ability to write automated tests.
• Knowledge of Clean Architecture and multi-module apps.
• Great communication and time-management skills.
• Fluent English and Polish (written and spoken, min B2).

Responsibilities

• Develop native mobile applications for Android and iOS using shared Kotlin Multiplatform code.
• Work with Kotlin and Swift codebases.
• Deliver entire features including UI, state management, business logic and backend communication.
• Write automated tests and work with CI/CD processes.
• Shape the application architecture and ensure high code quality.
• Collaborate with clients, product owners and business analysts.
• Mentor and support other developers by sharing knowledge and conducting code reviews.

Skills

Kotlin Multiplatform

Kotlin

Swift

MVVM

MVI

Jetpack Compose

SwiftUI

UIKit

CI/CD

Ktor Client

Kotlin Coroutines

Swift Concurrency

Testing

Clean Architecture

Multi-module apps

English

Polish

Education

Tools

Koin

KMMBridge

Monorepos

Git submodules

Job description

Drive the Future of Kotlin Multiplatform and make an impact!

Please note: This is a job opportunity for future Kotlin Multiplatform projects. Project timelines may vary, depending on the situation. Your application means you're open to contact in the future.

We're looking for a Kotlin Multiplatform Software Engineer to build high-quality native applications. If you're proficient in Kotlin and Swift (even at different levels), enjoy working in an agile environment and are passionate about clean, maintainable code, we'd love to hear from you!

About Droids On Roids

At the beginning of 2025, Droids On Roids joined forces with Apadmi, a European digital products company specialising in mobile. We create digital experiences that generate measurable value for organisations and their customers. Our group brings together Product, Design, Engineering, Data and AI, Delivery and Growth capabilities across operating companies.

As Apadmi scales, Product is becoming one coherent group capability: shared standards, careers, methods and investment, applied with meaningful authority close to clients and teams.

You will be:

• Developing native mobile applications for Android and iOS using shared Kotlin Multiplatform code,
• Working with both Kotlin and Swift codebases,
• Delivering entire features, including UI, state management, business logic, and backend communication,
• Writing automated tests and working with the CI/CD process,
• Shaping the application architecture, and ensuring high code quality,
• Contacting with clients, product owners, and business analysts,
• Collaborating with developers and QA engineers in Agile teams,
• Mentoring and supporting other developers by sharing knowledge, conducting code reviews, and promoting best practices in Kotlin Multiplatform development.

Requirements - we want you if you have:

• 3+ years of experience as a Mobile Developer
• Commercial experience with Kotlin Multiplatform (KMP),,
• Knowledge of Kotlin and Swift languages,
• Knowledge of design patterns used in mobile applications,
• Experience working with MVVM or MVI architecture,
• Proficiency in UI frameworks: SwiftUI, Jetpack Compose, and UIKit,
• Experience with Dependency Injection,
• Ability to implement HTTP communication using Ktor Client,
• Ability to work with asynchronous code using Kotlin Coroutines and Swift Concurrency,
• Skills in writing automated tests,
• Ability to write clean, simple, and testable code,
• Knowledge of Google-recommended app architecture or Clean Architecture,
• Experience working with multi-module applications,
• Great communication and time-management skills,
• Fluent communicator in English and Polish, written and spoken (minimum B2 level).

What would additionally impress us:

• Knowledge of Compose Multiplatform,
• Ability to manage dependencies using Koin library,
• Experience in working with Git submodules, KMMBridge or Monorepos.

Keep in mind it's a recruitment for future projects - so our recruitment process and communication timelines may be longer than usual. We'll keep your profile in mind and get in touch when we have a project that matches your experience and availability.