Senior Security Software Developer, Backend - Global Security Organization
TikTok.com
Office
San Jose, California, United States
Full Time
The mission of TikTok's Global Security Organization is to build and earn trust by reducing risk and securing our businesses and products. Also known as "GSO", this team is the foundation of our efforts to keep TikTok safe, secure, and operating at scale for over 1 billion people around the world. We work to ensure that the TikTok platform is safe and secure, that our users' experience and their data remains safe from external or internal threats, and that we comply with global regulations wherever TikTok operates.
Trust is one of TikTok's biggest initiatives, and security is integral to our success. In whatever ways users interact with us — whether they're watching videos on their For You page, interacting with a Live video, or buying products on TikTok Shop — GSO protects their data and privacy, so they can have a secure and trustworthy experience.
As a senior backend security software developer in the Global Security Organization you will:
- Work closely with a team of product managers, business operations team, developers and cross-functional engineers to define and deliver solutions
- Develop, maintain, and optimize advanced applications using Microservice and Serverless architecture
- Design and implement reusable, modular, and scalable services, classes or modules
- Analyze and optimize data pipeline performance, including data preparation, transformation and loading times
Responsibilities
- Build and maintain backend services and in-house applications with a focus on performance, reliability and scalability to serve internal and external teams
- Review existing legacy application code to determine re-usability and customization, including options for microservices
- Write clean, maintainable and efficient code with high code quality
- Develop automated tests to ensure the quality and reliability of the codebase. Troubleshoot and resolve issues
- Stay up-to-date with the latest technologies and trends, and educate engineers and PMs about new product possibilities enabled by these new technologies
- Collaborate cross-functionally with both business and technical teams to gather functional requirements for in-house and external technologies
Trust is one of TikTok's biggest initiatives, and security is integral to our success. In whatever ways users interact with us — whether they're watching videos on their For You page, interacting with a Live video, or buying products on TikTok Shop — GSO protects their data and privacy, so they can have a secure and trustworthy experience.
As a senior backend security software developer in the Global Security Organization you will:
- Work closely with a team of product managers, business operations team, developers and cross-functional engineers to define and deliver solutions
- Develop, maintain, and optimize advanced applications using Microservice and Serverless architecture
- Design and implement reusable, modular, and scalable services, classes or modules
- Analyze and optimize data pipeline performance, including data preparation, transformation and loading times
Responsibilities
- Build and maintain backend services and in-house applications with a focus on performance, reliability and scalability to serve internal and external teams
- Review existing legacy application code to determine re-usability and customization, including options for microservices
- Write clean, maintainable and efficient code with high code quality
- Develop automated tests to ensure the quality and reliability of the codebase. Troubleshoot and resolve issues
- Stay up-to-date with the latest technologies and trends, and educate engineers and PMs about new product possibilities enabled by these new technologies
- Collaborate cross-functionally with both business and technical teams to gather functional requirements for in-house and external technologies
Senior Security Software Developer, Backend - Global Security Organization
Office
San Jose, California, United States
Full Time
September 27, 2025