Security SDK Engineer (Android)

Location: Kyiv, Ukraine

Company

hirify.global builds large-scale technology for mobile measurement, analytics, and fraud prevention across billions of mobile events.

What you will do

• Develop SDK features end-to-end, from design through production.
• Build and improve protection mechanisms for Android SDKs, with a primary focus on Android and additional work on iOS.
• Improve SDK resilience against tampering and abuse.
• Research, debug, and investigate mobile security challenges using low-level technologies and reverse engineering tools.
• Collaborate with product managers and engineers across mobile, backend, and product teams in an Agile environment.

Requirements

• Bachelor’s degree in Computer Science or equivalent experience.
• 1–2 years of software development experience, preferably in Android development.
• Experience developing mobile applications or SDKs, with a good understanding of Android fundamentals and application architecture.
• Strong debugging, problem-solving, and ownership skills.
• Very good English communication skills required.
• Curiosity and motivation to learn security and low-level technologies.

Nice to have

• Experience with Kotlin, Java, Android SDK, C/C++, or native mobile development.
• Interest in mobile security, reverse engineering, or runtime internals.
• Experience with Frida, Ghidra, IDA, Gradle, CMake, CI/CD systems, AWS, backend services, or LLVM/Clang toolchains.

Culture & Benefits

• Health insurance, paid unlimited vacation, national holidays, recharge days, and paid sick days.
• Meals and sports reimbursement, breakfast, snacks, fruit, and drinks.
• Mental health program and team-building activities.
• New hires receive a Mac laptop with two monitors and a starter package.
• Multicultural environment focused on curiosity, diversity, innovation, and equal opportunities.