Key competencies:

- Mobile SDK architecture and lifecycle management
- White-box cryptography and secure key management
- Payment standards and protocols (EMV, PSD2)
- Secure coding practices and mobile threat mitigation
- Cross-platform development strategies Kotlin Multiplatform
- Regulatory compliance and audit readiness Security and Functional

Key skills:

Languages: Kotlin, Java , Swift, Nice to have: C/C++
Architecture: Clean Architecture, MVVM, Modularization
Security Tools: DexGuard, Other 3rd party, OWASP MASVS
Cryptography: AES, RSA, ECC, HMAC, Secure Enclaves, White-box AES, JWT
CI/CD: Jenkins, Gradle
Technologies: Android SDK, Android Jetpack, Retrofit, Coroutines, Firebase
Polish and English – fluent as a must have