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# Software Engineer, Data Security - USDS

- **Company:** Tiktok Inc.
- **Location:** San Jose, CA, United States
- **Experience:** Experienced
- **Salary:** $136,800.0 - $359,720.0
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), JavaScript (Programming Language), C Sharp (Programming Language), C++ (Programming Language), Mobile Application Development, Computer Programming, Computer Engineering, Data Security, Software Debugging, Web Development, Distributed Systems, Python (Programming Language), Objective-C (Programming Language), Security Software, Software Systems, Large Language Models, Information Technology, Vulnerability Analysis, Programming Languages
- **Published:** May 19, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=60ad219262300aa6

## About the Role

* BS degree in Computer Science, Computer Engineering, Electrical Engineering or other relevant majors with min 3 years of work experience
 * Excellent programming, debugging, and optimization skills in general purpose programming languages
 * Ability to think critically and to formulate solutions to problems in a clear, concise and timely manner
 * Experience working with two or more from the following: web application development, Unix/Linux environments, mobile application development, distributed and parallel systems, developing large software systems, and/or security software development, * Master/PhD degree, further education
 * Experience with one or more general purpose programming languages including but not limited to: Java, C/C++, C#, Objective C, Python, JavaScript, or Go
 * Experience dealing with production issues at scale

## Description

About the team
The Security Engineering team is missioned to run and operate security infrastructures, platforms and technologies, as well as to support cross-functional teams to protect our users, products and infrastructures. This team is responsible for enhancing security tools and identifying vulnerabilities, with a specific focus on content assurance and the application of large language models (LLMs). You'll collaborate cross-functionally with partners inside and outside TikTok to fortify our products and users' security, helping to establish TikTok as the most trusted platform.

Responsibilities

 * Design, develop, test, maintain and continuously improve TikTok USDS JV's data security and privacy infrastructure
 * Deploy, troubleshoot, and operate large distributed systems
 * Optimize reliability, availability and performance of globally distributed systems
 * Analyze product needs and security & privacy objectives to deliver results aligned with project goals
 * Research on cutting-edge privacy preserving technologies and apply into real-world engineering and business scenarios
 * Manage individual project priorities, deadlines and deliverables
 * Collaborate with multiple cross-functional teams to deliver high-quality work in rapid product development


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