Android Developer (Kotlin)

Find Global Sdn. Bhd; Kuala Lumpur; On-site; MYR 80,000 - 120,000; Full time

Job summary

A technology company in Malaysia is seeking an experienced Android Security Specialist to perform reverse engineering, conduct mobile application penetration testing, and develop exploits. Key responsibilities include analyzing application logic and bypassing detection techniques. The ideal candidate should be proficient in using tools such as Frida and Xposed, and have a strong understanding of Android application vulnerabilities. This role offers opportunities for innovation in mobile security.

Qualifications

• Experience with reverse engineering Android applications, including knowledge of APK and AAB formats.
• Proficient in performing mobile application penetration testing.
• Familiarity with tools like Frida, Xposed, and Magisk.

Responsibilities

• Reverse engineer Android applications and analyze application logic.
• Bypass various detection techniques such as root and emulator detection.
• Develop proof-of-concept exploits for mobile applications.

Job description

1. Android
   • Reverse engineer Android applications (APK / AAB / native libraries)
   • Analyze application logic, network protocols, and anti-tampering mechanisms
   • Bypass:
     • Root detection
     • Emulator detection
     • Anti-debugging
     • Anti-hooking
     • Certificate pinning
     • Obfuscation (ProGuard / R8 / DexGuard)
   • Perform mobile application penetration testing
   • Develop proof-of-concept exploits and automation tools
   • Hook and modify app behavior using Frida / Xposed / Magisk modules
   • Analyze encrypted traffic and proprietary APIs
   • Build automation bots using Accessibility Services
   • Conduct Android malware and behavior analysis

   • Document vulnerabilities and security findings clearly

2. Automation & Bot Development
   • Android Accessibility Services
   • UiAutomator / Instrumentation
   • Automation frameworks
   • Task scripting and bot logic
   • System & ROM Knowledge
   • Rooting devices
   • Flashing ROMs
   • Custom kernels
   • Magisk / LSPosed
   • Bootloader, recovery, fastboot
   • AOSP build environment