Android/iOS Developer (Mid-level)

Location: Zagreb, Croatia; flexible work arrangements are available remotely, in a hybrid setup, or from an office depending on preference.

Company

hirify.global is a B2B SaaS identity technology company building solutions that help businesses verify identities and accelerate secure digital interactions. Its mobile SDKs capture and extract information from identity cards, driver's licenses, passports, travel visas, and payment cards across more than 20 industries.

What you will do

• Develop, maintain, and improve native Android and iOS SDKs used by developers and businesses worldwide.
• Write clean, modular, maintainable code focused on performance, stability, and compatibility.
• Design, document, and improve intuitive, stable, backward-compatible SDK APIs.
• Collaborate with mobile, C++, and Browser SDK engineers, Product, and QA teams to deliver features and technical solutions.
• Contribute to React Native and Flutter integrations, including consistent developer experiences across platforms.
• Investigate technical issues, improve testing and automation, participate in code reviews, and contribute to architecture and release-process decisions.

Requirements

• Hands-on native Android and iOS development experience using Kotlin and Swift; comparable depth on both platforms is not required.
• Familiarity with Kotlin Coroutines, Flows, Jetpack Compose, UIKit and/or SwiftUI, and Swift async/await.
• Understanding of mobile architecture patterns such as MVVM, as well as lifecycle and memory management.
• Experience with Android Jetpack libraries and Apple's development ecosystem, including Gradle, Swift Package Manager, or CocoaPods.
• Understanding of API design principles, including stable, maintainable, well-documented interfaces, backward compatibility, and ease of integration.
• Appreciation for clean, reusable code and software components that other developers can use easily.
• Collaborative mindset, problem-solving skills, willingness to learn, share knowledge, and contribute to the team.

Nice to have

• Experience developing or maintaining mobile SDKs, libraries, or reusable software components.
• Familiarity with C++, Android NDK, or bridging native C++ code with Swift.
• Experience with React Native or Flutter, especially plugins and bridges between native and cross-platform code.

Culture & Benefits

• People-first culture focused on growth, learning, and meaningful impact.
• Flexible remote, hybrid, or office-based work arrangements.
• Unlimited paid time off and region-specific benefits.
• Equity participation.