Malware Researcher

ActiveFence is seeking an experienced Researcher to join our team dedicated to Android malware research. This role presents an exciting opportunity to conduct comprehensive malware analysis, detect emerging threats, and contribute to our understanding of the Android threat landscape.

The ideal candidate demonstrates a positive, proactive attitude and excels as a reliable team player with strong technical skills in Android malware analysis.

Key Responsibilities:

• Conduct in-depth Android malware research and reverse engineering
• Detect and document emerging Android malware trends and attack vectors
• Analyze Android applications for malicious behavior
• Write detection rules and develop automation processes for Android malware identification
• Collaborate with team members and share knowledge across departments
• Perform static and dynamic analysis of Android malware samples
• Document findings and contribute to threat intelligence reports

Must-Have:

• At least 3 years of proven experience in one of the following:
• Research in Android/Windows/Mac/Linux
• Low-level reverse engineering or development
• Proficiency in one or more programming languages: Java, Python, JavaScript, or C/C++
• Experience with reverse engineering tools and decompilers (e.g. JADX, JEB, IDA Pro, Ghidra)
• Familiarity with instrumentation tools like Frida or debugging tools such as GDB/LLDB
• Understanding of networking fundamentals and protocols

Nice-to-Have:

• Experience with Android development
• Familiarity with Android frameworks, including Flutter, React Native, or Unity
• Understanding of Android application security

ActiveFence is the leading provider of security and safety solutions for online experiences, safeguarding more than 3 billion users, top foundation models, and the world’s largest enterprises and tech platforms every day. As a trusted ally to major technology firms and Fortune 500 brands that build user-generated and GenAI products, ActiveFence empowers security, AI, and policy teams with low-latency Real-Time Guardrails and a continuous Red Teaming program that pressure-tests systems with adversarial prompts and emerging threat techniques. Powered by deep threat intelligence, unmatched harmful-content detection, and coverage of 117+ languages, ActiveFence enables organizations to deliver engaging and trustworthy experiences at global scale while operating safely and responsibly across all threat landscapes.