TIKTOK PTE. LTD.

Develops, maintains, and automates tests for TikTok’s large-scale systems, ensuring app stability and release readiness while handling user feedback and functional validation.

Backend Software Engineer Intern (TikTok-Search) - 2027 Summer

Build backend infrastructure to power TikTok’s search engine, enabling fast iteration and robust features for a multi-billion-user product.

Senior Privacy Engineer (RED team) - TikTok PDPO

Open 41d WorldwideSenior

Senior engineer on TikTok’s Privacy and Data Protection Office (PDPO) Red Team, probing systems to uncover privacy risks and technical gaps in TikTok’s AI products.

Open 39d InternshipIntern

Multi-modal Machine Learning Engineer (all levels) - Trust and Safety

Open 40d

Responsibilities Our Trust and Safety team is fast growing and responsible for building machine learning models and systems to protect our users from the impact of negative content. Our mission is to protect billions…

Software Engineer Intern (Transaction Platform) - 2027 Summer

Responsibilities Our team is responsible for providing a suite of capabilities to support TikTok's advertising operations, including advertising billing, fund account management, fund marketing, fund settlement, and…

Open 42d WorldwideInternshipIntern

(General Hire) Machine Learning Engineer Intern (Performance Monetization) - 2027 Summer

Build and optimize ML models to improve ad performance and monetization on TikTok’s global platform.

Open 42d WorldwideInternshipIntern

LLM Post-training Engineer Intern (Research & Product) - 2027 Summer

Open 40d InternshipIntern

Intern on TikTok’s Multimedia AI team to research and apply LLM post-training techniques that bridge cutting-edge research with real-world product deployment.

Machine Learning Engineer Intern (App Ads and Gaming) - 2027 Summer

Responsibilities The App Ads and Gaming team empowers TikTok's global monetization (billion-dollar business) via efficiently delivering application ads on TikTok. Our mission is to push the boundaries of large-scale ad…

Open 38d InternshipIntern

Software Engineer Intern (Global CRM) - 2027 Summer

Responsibilities Responsible for building and maintaining a Global CRM(Customer Relationship Management)Platform and Transaction Platform for sales and marketing agents/partners, working closely with the Sales…

Open 41d North AmericaInternshipIntern

Machine Learning Engineer Intern (Data-Global E-Commerce-Search) - 2027 Summer

Distributed Systems Machine Learning

Build and improve TikTok’s global search systems using machine learning to enhance content retrieval, ranking, and relevance for a worldwide audience.

Agentic AI Reinforcement Learning

AI Infra Engineer - Large Model Training Infrastructure (LLM / VLM / Agent RL)

Open 41d

Responsibilities About the Team We are dedicated to building the training infrastructure for ultra-large-scale language models, vision-language models, and frontier agentic models. Our mission is to provide a robust,…

Solutions Engineer - Partnerships, Ads (Applied AI Focus)

Open 40d North America

Responsibilities About The Team We believe the services and community we've built can not only transform how people are inspired on the platform, but also transform how businesses from different industries, big or…

Software Engineer Intern (AI Agent & Global Revenue Platform) - 2027 Summer

Build AI-powered tools for TikTok’s ad platform, integrating LLM reasoning and autonomous decision-making into ad creation, bidding, and measurement for global advertisers.

Data Science Intern (TikTok Integrity and Safety) - 2027 Summer

Build data-driven safety systems to detect harmful content, enforce privacy, and protect users on TikTok using ML and analytics.

Backend Software Engineer Intern (TikTok- PGC-Digital Content Center) - 2027 Summer

Event Driven Architecture

Build and maintain TikTok’s global copyright protection platform, handling complaint routing, enforcement, and content identification in a distributed, event-driven system.

Open 39d InternshipIntern

AI Infrastructure Engineer Intern (Algorithm Infrastructure) - 2027 Start (PhD)

Responsibilities TikTok is an international short video platform available in over 150 countries and regions, where we aim to inspire creativity and bring joy by helping people discover authentic and interesting…

Open 42d WorldwideInternshipIntern

Machine Learning Engineer Intern (TikTok-Data-Search-Recommendation) - 2027 Summer