Senior Mobile Engineer

Contract: B2B or Employment Contract

Location: Remote within Poland

Project: Mobile application for IoT and smart home solutions

Fluency in Polish and English is required.

Key Technologies:

• iOS & Android

• Objective-C

• UI Kit

• Android Studio

• Kotlin

• MVVM

• MVC

• WebView

• AWS

• GitHub

• Jira

• Bluetooth Low Energy - nice to have

Project Overview: We are looking for a Senior Mobile Engineer with documented experience in developing mobile applications within areas such as Telecommunications, IoT, Smart Home solutions, or similar complex systems. You will be responsible for developing a mobile application designed to transform the smart home industry. You’ll work on creating user-friendly and responsive features that seamlessly connect with IoT devices, enabling users to control their smart home environment from a mobile interface. This role provides an opportunity to work collaboratively in an agile environment, contributing to sprint planning and ensuring the delivery of high-quality, scalable solutions tailored to modern smart home technologies. The ideal candidate will be experienced in the iOS ecosystem and possess good knowledge of the Android platform to effectively support development across both.

Responsibilities:

• Develop and enhance iOS and Android applications using Objective-C, UI Kit, Android Studio, Kotlin, MVC, and MVVM frameworks to support IoT smart home functionalities.

• Collaborate closely with product managers, designers, and backend engineers to deliver seamless user experiences.

• Implement and manage AWS services to support scalable backend functionality.

• Utilise WebView for integrating web-based content directly within the application.

• Participate actively in code reviews, architecture discussions, and sprint planning to uphold high engineering standards.

• Ensure the app’s codebase is optimised, maintainable, and follows best practices for performance, security, and scalability.

Requirements:

• 5+ years of experience in iOS and Android development, with a focus on building robust, scalable applications.

• Proven experience in Objective-C, UI Kit, Android Studio, Kotlin, MVVM, and MVC design patterns.

• Proficiency with AWS for mobile backend services.

• Experience with WebView for embedding web content.

• Hands-on experience using GitHub and Jira for version control and project tracking.

• Fluency in Polish and advanced English skills (B2/C1 level).

Nice to have:

• Experience with Bluetooth Low Energy