Security Software Engineer

1 Month ago • All levels • Cyber Security

Job Summary

Job Description

ByteDance seeks Security Software Engineers to build its next-generation product security & privacy infrastructure. Responsibilities include researching, designing, developing, testing, and maintaining security software; analyzing user needs and security objectives to develop software solutions; updating and enhancing existing software; and working with cross-functional teams to integrate hardware and software systems. The role involves deploying, troubleshooting, and operating large distributed systems, impacting all ByteDance products globally. The ideal candidate possesses strong knowledge of data structures and algorithms, proficiency in various programming languages and frameworks, and experience with cloud-native security services.
Must have:
  • Bachelor's degree in CS/related field
  • Strong knowledge of data structures and algorithms
  • Proficiency in server libraries/frameworks (e.g., Express, Django)
  • Experience with databases (e.g., MySQL, MongoDB)
  • Understanding of load balancing, containerization
  • Proficiency in TypeScript, CSS, and at least one general-purpose language (e.g., Node.js)
Good to have:
  • Experience with cloud-native security services (KMS, PKI)
  • Experience securing software supply chains
  • Proficiency in Go, Java, Python, or Rust

Job Details

Responsibilities
About the Team As part of the Security Engineering team, we are responsible for supporting the company's construction of security capabilities and platform services, combining other teams to create efficient and high-quality service docking capabilities, enhancing interactive experience, and lowering the user's barriers to understanding and using security services. Responsibilities We are looking for Security Software Engineers to join our Security Engineering team in building the next-generation of ByteDance's product security & privacy infrastructure that furthers our system security and user data privacy protection level, which will impact all ByteDance's products globally. In addition, you will also have opportunities to work closely with product teams across the world. Together we will identify opportunities, define innovative ways to build our users a safe and trustworthy environment, and help us shape the future of ByteDance. - Research, design, develop, test, maintain and continuously improve ByteDance's product security & privacy Infrastructure and softwares. - Analyse user needs and security & privacy objectives, develop software solutions, applying principles and techniques of computer science, engineering, and mathematical analysis. - Update Software, enhances existing software capabilities. Develop and direct software testing and validation procedures to optimize reliability, availability and performance of globally distributed systems. - Work with multiple cross-functional global teams to integrate hardware and software systems and develop specifications and performance requirements, to deliver high-quality work in rapid product development. - Deploy, troubleshot and operate large distributed systems. - Manage individual project priorities, deadlines and deliverables
Qualifications
Minimum Qualifications - Bachelor's degree and or above in Computer Science, Computer Engineering or other relevant majors. - Strong knowledge of data structures and algorithms - Proficiency in at least one server library / framework like Express, Koa, Gin, Kite, Django, etc and at least one kind of database like MySQL, Redis, MongoDB, Hive, ClickHouse, ES, etc and at least one kind of message queue like Kafka, RocketMQ, etc - Understanding of load-balance, container virtualization, familiarity with NGINX, Docker, K8s, Serverless, etc - Proficiency in TypeScript, CSS and various layouts, at least one kind of general purpose programming language like Node.js etc - Understanding of component-based development ideas, familiarity with React.js, Vue.js, or any other equivalent library / framework - Excellent programming, debugging, and optimization skills in general purpose programming languages Preferred Qualifications - Experience in cloud-native security services and infrastructure such as Key Management System (KMS), or Public Key Infrastructure (PKI) to serve as a foundation for production infrastructure security. Experience in securing software supply chains to ensure source and build integrity at any stage of the software lifecycle. - Experience with two or more general purpose programming languages including but not limited to: Go, Node.js, Java, or Python. Preferred familiarity in Rust.
Job Information
About Us

Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Lemon8, CapCut and Pico as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.

Why Join ByteDance

Inspiring creativity is at the core of ByteDance's mission. Our innovative products are built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and enrich life - a mission we work towards every day.

As ByteDancers, we strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our Company, and our users. When we create and grow together, the possibilities are limitless. Join us.

Diversity & Inclusion

ByteDance is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At ByteDance, our mission is to inspire creativity and enrich life. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.

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About The Company

Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.

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