Responsibilities
About the Team The team is missioned to build infrastructures, platforms and technologies, as well as to support cross-functional teams to protect our users, products and infrastructures. The hiring team is responsible for offensive security, threat emulation, penetration testing, and defensive strategy development. You will work closely with senior security engineers and cross-functional teams to assess and improve the security posture of ByteDance products and systems. You will also have chance to work on AI-driven attack and defense research, security assessments of AI systems, and applying AI techniques to enhance security operations. As a project intern, you will have the opportunity to engage in impactful short-term projects that provide you with a glimpse of professional real-world experience. You will gain practical skills through on-the-job learning in a fast-paced work environment and develop a deeper understanding of your career interests. Applications will be reviewed on a rolling basis - we encourage you to apply early. Successful candidates must be able to commit to at least 3 months long internship period. Responsibilities - Plan and execute penetration tests, red team operations, and security assessments against internal systems, applications, and infrastructure. - Identify, analyze, and document vulnerabilities and potential risks in staging and production environments. - Conduct technical security reviews for new services, features, or platform changes. - Collaborate with product and engineering teams to suggest effective defense-in-depth controls and mitigation strategies. - Research and evaluate AI-specific threats, such as prompt injection, data poisoning, model inversion, model extraction, and jailbreak attacks.
Qualifications
Minimum Qualifications - Undergraduate, or Postgraduate who is currently pursuing a degree/master in Computer Science, Computer Engineering, Information Systems or other STEM disciplines. - Strong interest in cybersecurity, particularly offensive security, penetration testing, or red team activities. - Familiarity with common security concepts, vulnerabilities, and exploitation techniques. - Experience with at least one programming or scripting language (e.g., Python, Go, Java, JavaScript, C/C++). - Problem-solving mindset, self-driven attitude, and ability to work collaboratively in a fast-paced environment. Preferred Qualifications - Participation in CTF competitions, bug bounty programs, or similar hands-on security challenges. - Published vulnerabilities (e.g., CVEs) or contributions to security research/tools. - Familiarity with cloud and container security, network security, or mobile application security. By submitting an application for this role, you accept and agree to our global applicant privacy policy, which may be accessed here: https://jobs.bytedance.com/en/legal/privacy. If you have any questions, please reach out to us at apac-earlycareers@bytedance.com
Job Information
About Us
Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Lemon8, CapCut and Pico as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.
Why Join ByteDance
Inspiring creativity is at the core of ByteDance's mission. Our innovative products are built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and enrich life - a mission we work towards every day.
As ByteDancers, we strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our Company, and our users. When we create and grow together, the possibilities are limitless. Join us.
Diversity & Inclusion
ByteDance is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At ByteDance, our mission is to inspire creativity and enrich life. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.
