Software Engineer Project Intern (Security-Data) - 2026 Start (BS/MS)

ByteDance; San Jose (CA); On-site; USD 49,593 - 82,656; Part time

Benefits offered by this job

Health insurance

Life insurance

Wellbeing benefits

Housing allowance (if not remote)

10 paid holidays per year

Paid sick time

Job summary

ByteDance in San Jose is offering a Software Engineer Project Intern (Security-Data) starting in 2026. You will work on security data products across infrastructure and governance, gaining hands-on experience with backend systems and automated testing.

Applicants should be pursuing CS/CE/IS, familiar with Go/Java/Python/C++, and able to commit to a minimum three months in a fast-paced team with a strong security focus.

Qualifications

• Pursuing undergraduate or postgraduate degree in STEM fields.
• Proficiency in one or more backend languages (Go, Java, Python, C++).
• Experience writing automated tests and performing code reviews.

Responsibilities

• Work on Security Data products across infrastructure and business requests.
• Collaborate with Security and Tech teams to improve data access, governance and reliability.

Skills

Go

Java

Python

C++

Testing & Debugging

Education

Bachelor's or Master's in CS/CE/IS

Job description

Software Engineer Project Intern (Security-Data) - 2026 Start (BS/MS)

Location: San Jose

Team: Technology

Employment Type: Intern

Job Code: A138911

About the Team

The security engineering team is missioned to build security services, platforms and technologies, as well as to support cross‑functional teams to protect our users, products and infrastructures. In this team you'll have a unique opportunity to have first‑hand exposure to the strategy of the company in key security initiatives, especially in building scalable and secure‑by‑design systems and solutions. You also have opportunities to go through the whole lifecycle of security products or services, are encouraged to participate in each phase, each part of the projects and have the whole picture of what we are working on.

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 a 3‑month internship period.

Responsibilities

The Project Intern will work on Security Data products across two core areas:

• Infrastructure: including, but not limited to, the testing framework, data access layer migration, and improving developer productivity with AI.
• Business requests: contributing to core SecData product capabilities, including key modules such as asset data management and security governance.

Qualifications

Minimum Qualifications

Undergraduate or postgraduate currently pursuing a degree/master in Computer Science, Computer Engineering, Information Systems or other STEM disciplines.

Proficiency in one or more backend programming languages such as Go, Java, Python, C++ or similar.

Proven experience writing comprehensive automated tests, performing effective code reviews, and debugging issues to ensure high standards of code quality and reliability.

Preferred Qualifications

Experience building and optimizing high‑throughput, high‑availability systems, with a strong understanding of performance tuning and scalability trade‑offs.

Practical knowledge of backend security principles and best practices, including authentication, authorization, least privilege access, and secure service‑to‑service.

Job Information

The hourly rate range for this position in the selected city is $45 - $60.

Benefits may vary depending on the nature of employment and the country work location. Interns have day‑one access to health insurance, life insurance, wellbeing benefits and more. Interns also receive 10 paid holidays per year and paid sick time (56 hours if hired in first half of year, 40 if hired in second half of year). Interns who are not working 100% remote may also be eligible for a housing allowance.

The Company reserves the right to modify or change these benefits programs at any time, with or without notice.

Candidate Eligibility (Los Angeles County)

Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal, state, and local laws including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Our company believes that criminal history may have a direct, adverse and negative relationship on the following job duties, potentially resulting in the withdrawal of the conditional offer of employment:

• Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues;
• Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems;
• Exercising sound judgment.

Legal

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.