Backend Engineer Intern: AI-Powered, Scalable Services

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

Benefits offered by this job

Health insurance

Housing allowance

Paid holidays

Job summary

TikTok, a leading platform for short-form video, invites students to join our Global E-Commerce internship program. You will help develop backend services, optimize performance, and contribute to APIs and internal tools under experienced engineers.

You'll learn about scalable systems, AI-assisted coding practices, and distributed workflows while collaborating with a global, fast-paced team. The program emphasizes hands-on projects and learning opportunities.

Qualifications

• Currently pursuing a Bachelor's or Master's degree in Computer Science or a related discipline.
• Familiarity with backend development and proficiency in at least one programming language such as Java, Golang, Python, Scala, or C++.
• Basic understanding of data structures, algorithms, computer networks, and database fundamentals.
• Familiarity with common backend components such as relational databases, cache systems, or messaging systems.

Responsibilities

• Develop efficient, scalable, and secure backend services that support E-commerce product experiences and platform operations.
• Assist with optimizing service performance, data processing, and system reliability under the guidance of experienced engineers.
• Contribute to APIs, internal tools, or platform components that improve engineering or business efficiency.
• Participate in system design discussions, code reviews, testing, and debugging as part of the development lifecycle.
• Learn and apply AI-assisted development practices to improve coding efficiency, documentation, debugging, and engineering productivity.
• Explore backend scenarios that support AI-enabled product features, automation, or intelligent decision-making workflows where applicable.

Skills

Java

Golang

Python

Scala

C++

Education

Bachelor's or Master’s degree in Computer Science or related field

Tools

Relational databases

Cache systems

Messaging systems

Job description

TikTok, a leading platform for short-form video, invites students to join our Global E-Commerce internship program. You will help develop backend services, optimize performance, and contribute to APIs and internal tools under experienced engineers.

You'll learn about scalable systems, AI-assisted coding practices, and distributed workflows while collaborating with a global, fast-paced team. The program emphasizes hands-on projects and learning opportunities.