11 days ago
Singapore, SingaporeStaff+
Responsibilities
- Perform web-side protocol analysis and parameter reverse engineering.
- Continuously improve on-device attack and defense capabilities.
- Explore and help construct a fully automated adversarial system.
- Independently analyze mainstream websites from decompilation through logical analysis.
- Develop automation tools and solutions to address reverse-engineering bottlenecks.
Requirements
- Bachelor’s degree or higher in Computer Science, Software Engineering, Information Security, or a related field.
- At least 3 years of practical Android/iOS reverse engineering experience.
- Successful reverse engineering experience with mainstream websites such as social media, e-commerce, or finance sites.
- Proficiency in JavaScript reverse engineering, AST analysis, JavaScript obfuscation, and deobfuscation techniques.
- Experience with browser debugging, Puppeteer or Playwright, network packet capture and analysis, web security, and application-layer protocols.
- Knowledge of cryptographic algorithms, interface signature mechanisms, anti-scraping measures, CAPTCHA systems, WAF protections, and OWASP Top 10 vulnerabilities.
- Python or Node.js development skills sufficient to independently write automation tools.
- Strong logical analysis, problem-solving, documentation, communication, and collaboration skills.
- Information security certifications such as CEH or OSCP, and contributions to open-source reverse engineering tools, are preferred.
- Singapore citizenship or permanent residency is required.
Benefits
- Recruitment process includes application review, phone interview, and onsite or virtual onsite interview before an offer.
- The role is open only to Singapore Citizens and Permanent Residents.
- The posting may close early if all openings are filled.
Tech Stack
Categories
About Coupang
Coupang builds and operates a South Korea–focused e-commerce marketplace with an end-to-end logistics network (Rocket Delivery), plus food delivery, video streaming, and fintech under brands such as Coupang, Eats, and Play. Revenue comes from first-party retail, third-party marketplace services, advertising, and memberships (Rocket WOW). Founded in 2010, the company is headquartered in Seattle and is publicly listed on the NYSE (CPNG).