Security Researcher

This is a fully remote position, open to applicants in Moldova.

📋 Description

• Conduct research on browser, WebView, Android, and iOS environments from the perspective of an attacker.

• Identify security signals, behavioral indicators, and technical patterns related to fraud, abuse, automation, and AI agent detection.

• Examine attacker methodologies involving bots, browser automation, AI agents, emulators, device spoofing, hooking, instrumentation, remote access tools, and anti-detection techniques.

• Design and execute experiments that compare legitimate, automated, AI-assisted, and manipulated environments.

• Assess signals for their reliability, stability, susceptibility to spoofing, privacy implications, performance impact, and feasibility for production.

• Convert research outcomes into SDK feature requirements for web and mobile data collection.

• Develop internal tools, scripts, and laboratory environments for signal research and validation purposes.

• Collaborate with SDK, engineering, product, and detection teams to transition research from hypothesis to production.

⛳️ Requirements

• Over 3 years of practical experience in security research, mobile security, browser research, fraud detection, reverse engineering, or a similar technical role.

• Proficient in web browsers, mobile browsers, WebViews, browser APIs, JavaScript runtime behavior, browser automation, fingerprinting, client-side web security, and low-level browser technologies.

• Knowledge of modern open-source browsers and rendering engines, including Chromium, WebKit, Blink, or Gecko.

• Experience with native Android and/or iOS applications, mobile operating system behavior, app instrumentation, emulators, device spoofing, mobile automation, mobile security, and low-level platform APIs.

• Possess an attacker mindset and a practical understanding of bypass techniques related to automation, AI agents, spoofing, and anti-detection measures.

• Capability to identify technical signals and convert them into detection or data collection opportunities.

• Experience in designing technical experiments and validating research hypotheses.

• Familiarity with SDK development languages and environments such as TypeScript/JavaScript, Kotlin/Java, or Swift/Objective-C.

• Proficiency in scripting, preferably in Python.

• Ability to work autonomously on ambiguous problems and communicate findings effectively.

• Bachelor’s degree in Computer Science, Cybersecurity, Data Science, or a related field, or equivalent hands-on experience (as noted under Advantages).

🏝️ Benefits

• Security: thoroughly vetted clients to reduce risks and ensure reliability and prompt payments.

• Career support and assistance in discovering new opportunities.

• Legal guidance regarding independent contractor or sole proprietorship status, taxes, and related processes.

• English language courses.

• Opportunities for professional growth.

• Team-building activities.

• People-first management approach with minimal bureaucracy.

• Supportive company culture.

• Flexible working hours.

• Comprehensive financial and legal support for independent contractors.

• Free English classes with native speakers or Ukrainian instructors.

• Dedicated HR assistance.