Software Engineer Intern (TikTok-Social-Friending) - 2027 Summer

Software Engineer Intern (TikTok-Social-Friending) - 2027 Summer at TikTok in San Jose, CA.

Responsibilities

The team builds the products and infrastructure that help users discover people they know, establish and manage connections, and maintain meaningful relationships on TikTok.

Our work spans the full relationship lifecycle, from relationship discovery and connection establishment to relationship management and social graph services. We build reliable, scalable, and privacy-conscious experiences across TikTok's backend, iOS, and Android platforms, providing the relationship foundation for a wide range of social experiences on TikTok.

• We are looking for talented individuals to join us for an internship. Our internship program offers students hands-on experience, industry exposure, and opportunities to apply their knowledge to real-world challenges while building a strong foundation for personal and professional growth.
• Interns will gain practical experience, explore potential career paths, and participate in social events, learning programs, and development workshops alongside industry professionals.
• Candidates may apply to a maximum of two positions across Our Company and its affiliates globally. Applications will be considered in the order they are submitted.
• Applications are reviewed on a rolling basis, so we encourage you to apply early. Please clearly state your availability in your resume, including your start and end dates.

As a Full-Stack Software Engineer Intern on the team, you will:

• Design, develop, and deliver business-critical systems and product features that power relationship discovery, connection, and management experiences on TikTok.
• Work across the full product stack, including backend services, iOS applications, and Android applications.
• Own features end to end-from technical design and API development to client implementation, testing, launch, and iteration.
• Collaborate with product managers, designers, data scientists, and engineers across multiple teams to deliver high-quality products in a fast-paced environment.
• Write robust and maintainable code, create clear technical documentation, and deliver high-quality work on schedule.

Requirements

• Currently pursuing an undergraduate or graduate degree in Computer Science, Computer Engineering, Software Engineering, or a related technical discipline.
• Able to commit to a 12-week internship during Summer 2027.
• Experience developing software across backend, iOS, or Android platforms, with the ability and willingness to contribute across all three.
• Strong understanding of computer architecture, data structures, algorithms, operating systems, and software engineering principles.
• Experience designing APIs and integrating mobile applications with backend services.

Preferred Qualifications

• Experience independently delivering an end-to-end feature spanning backend services and mobile clients.
• Familiarity with distributed systems, high-concurrency services, mobile architecture, networking, databases, or performance optimization.
• High levels of creativity and strong problem-solving capabilities.
• Strong learning ability, clear communication, and a strong sense of teamwork and responsibility.

By submitting an application for this role, you accept and agree to our global applicant privacy policy, which may be accessed here: https://careers.tiktok.com/legal/privacy

About the Company

The Global Business Solutions (GBS) team is responsible for the revenue growth of the TikTok business, and our teams include Sales, Marketing, Ops, Account Managers, Agency and partnerships, as well as Marketing Science.

At TikTok, our Global Business Solutions (GBS) team plays a key role in generating revenue by promoting our advertising solutions, onboarding new clients, driving ad campaigns, and more. As the TikTok community grows at an unprecedented speed around the world, our GBS team leads groundbreaking projects that are changing the landscape of the advertising industry in real time.

We're seeking an analytically driven, and detail-oriented Client Solutions Manager (CSM) Intern to join our Ecommerce Team. As a CSM, you will partner closely with Client Partners and Client Solutions Managers to drive revenue by identifying opportunities, leveraging data insights, and delivering consultative solutions for advertisers.

This role centers on client education, relationship growth, data analysis, and campaign success. You will provide strategic recommendations to both clients and internal teams, ensuring campaigns achieve business objectives while optimizing long-term partnerships. Success in this role requires strong data analytics skills, adaptability in a fast-paced environment, and a test-and-learn mindset to uncover the best solutions.