Senior Backend Software Engineer

Responsibilities

The Creation team is an international R&D group tasked with building creative capabilities for TikTok. We're dedicated to productizing AI and multimedia technologies to create world-class creation experiences for TikTok users. Our tech stack includes front-end, back-end, mobile, and desktop development, as well as multimedia technologies like audio/video processing and AR effects, in addition to visual and graphic algorithms. Our team spans major cities in China (Beijing, Shanghai, Hangzhou, Shenzhen, and Guangzhou), Singapore, as well as the United States (San Jose, Seattle, and Los Angeles). Join us to craft the best creative tools with the most cutting-edge AI and multimedia technologies.

The Loki is an asset platform which has managed almost 100 million materials for multiple scenarios (such as Tiktok effect and template). Loki Platform manages the lifecycle of all effects, from creation, operations to consumption. Our distribution service QPS has reached 1 million, and we have provided the service for multi-regions in the global world, and distribute the material to the UGC creator. We will keep more efficient, stable and compliant to provide rich materials for the UGC creator to help them create more interesting content. The team is based in the US and CN, and our mission is to develop Loki into an efficient and reliable asset platform that, like the Norse god Loki, transforms assets into dynamic formats, to ensure magically easy asset creation, management, and consumption across multiple products.
As a Backend Engineer in our team, you'll play a key role in shaping this dynamic and ever-evolving platform, significantly contributing to TikTok's continued global impact.

Responsibilities
As a Senior Backend Software Engineer, you will:
- Design and develop backend services and APIs to power material distribution/storage/operation on Loki platform.
- Work closely with cross functional teams like product managers, designers, and Frontend engineers to deliver state of the art user experience in the above products mentioned.
- Stay up-to-date with the latest backend technologies and incorporate them into the product development process, ensuring our systems stay at the forefront of the industry.
- Ensure the performance, scalability, and reliability of backend systems to handle high traffic and support a large user base.
- Implement data storage and retrieval mechanisms to support material import/consumption
- Identify and address security vulnerabilities to protect user data and ensure the integrity of the platform.
- Build world-class products end-to-end, which combine usability, accessibility, elegance, performance, and maintainability.
- Learn and grow from working with great colleagues and taking on challenges.
- Design suitable architecture for multi-regions in the global world, and meet compliance policy
- Help our team grow from your expertise.

Qualifications

Minimum Qualifications
- Familiarity with cloud-based infrastructures (e.g. AWS, Google Cloud) and container technologies (e.g. Docker, Kubernetes).
- Solid understanding of database systems and data modeling, as well as proficiency in SQL and NoSQL databases.
- Experience with RESTful API design and implementation, and understanding of microservices architecture.
- Knowledge of security best practices and data protection measures for backend systems.
- Strong problem-solving skills and the ability to troubleshoot complex technical issues.
- Excellent team player with good communication and collaboration skills.

Preferred Qualifications
- BA/BS Degree in Computer Science or related major.
- 3 years practical experience in backend development, with a strong command of one or more programming languages like Java, Python, or Go.

Job Information

For Pay Transparency Compensation Description (Annually)

The base salary range for this position in the selected city is $194000 - $355000 annually.

Compensation may vary outside of this range depending on a number of factors, including a candidate's qualifications, skills, competencies and experience, and location. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units.

Benefits may vary depending on the nature of employment and the country work location. Employees have day one access to medical, dental, and vision insurance, a 401(k) savings plan with company match, paid parental leave, short-term and long-term disability coverage, life insurance, wellbeing benefits, among others. Employees also receive 10 paid holidays per year, 10 paid sick days per year and 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure).

The Company reserves the right to modify or change these benefits programs at any time, with or without notice.

For Los Angeles County (unincorporated) Candidates:

Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal, state, and local laws including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Our company believes that criminal history may have a direct, adverse and negative relationship on the following job duties, potentially resulting in the withdrawal of the conditional offer of employment:

1. Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues;

2. Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems; and

3. Exercising sound judgment.

About TikTok

TikTok is the leading destination for short-form mobile video. At TikTok, our mission is to inspire creativity and bring joy. TikTok's global headquarters are in Los Angeles and Singapore, and we also have offices in New York City, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.

Why Join Us

Inspiring creativity is at the core of TikTok's mission. Our innovative product is 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 bring joy - a mission we work towards every day.

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. Every challenge is an opportunity to learn and innovate as one team. We're resilient and embrace challenges as they come. 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

TikTok 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 TikTok, our mission is to inspire creativity and bring joy. 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.

TikTok Accommodation

TikTok is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at