Backend Engineer Intern: Scale Systems, Security & Performance

TikTok; San Jose (CA); On-site; USD 51,000 - 73,000; Full time

Benefits offered by this job

Health insurance

Housing allowance

10 paid holidays per year

Paid sick time

Job summary

TikTok offers an internship focused on backend services across its ecosystem, with a 12-week Summer 2027 program. Interns will work with Go, Java, C++, and Python, gaining hands-on experience in scalable, secure distributed systems and collaborating with engineers and cross‑functional partners.

The program emphasizes learning, social events, and development workshops while applying knowledge to real‑world challenges in identity and access services across TikTok's platforms.

Qualifications

• Currently pursuing an Undergraduate/Master degree in Software Development, Computer Science, Computer Engineering, or a related technical discipline.
• Programming experience in Go, Java, C++, Python, or similar languages.
• Familiarity with backend development patterns and database fundamentals (e.g. SQL / NoSQL).
• Able to commit to working for 12 weeks during the Summer of 2027.

Responsibilities

• Assist in designing, testing, deploying, and maintaining backend services within our distributed systems.
• Work closely with engineers and cross‑functional partners to maintain best practices and technical excellence.
• Help analyze and improve system efficiency, scalability, and stability, contributing to system health monitoring and optimization.

Skills

Go

Java

C++

Python

SQL/NoSQL

Education

Undergraduate/Master in Software Development/CS/CE

Tools

Backend services

Distributed systems

Job description

TikTok offers an internship focused on backend services across its ecosystem, with a 12-week Summer 2027 program. Interns will work with Go, Java, C++, and Python, gaining hands-on experience in scalable, secure distributed systems and collaborating with engineers and cross‑functional partners.

The program emphasizes learning, social events, and development workshops while applying knowledge to real‑world challenges in identity and access services across TikTok's platforms.