Backend Engineer Graduate (ByteRec Recommendation Infrastructure) - 2026 Start (BS/MS)

TIKTOK PTE. LTD.; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A leading technology company in Singapore is seeking a graduate to join their multi-modal content understanding team. The successful candidate will work on critical problems related to service availability and video content processing. Ideal for tech graduates enthusiastic about problem-solving and innovative technologies. Flexible working hours and additional perks offered.

Benefits

Stock options

Yoga and fitness programs

Career growth opportunity

Paid leave

Positive team atmosphere

Qualifications

• Final year or recent graduate with a relevant technical background.
• Good programming skills and basic computer knowledge.
• Enthusiastic about solving challenging problems.

Responsibilities

• Build and iterate the multi-modal content understanding pipeline.
• Collaborate with algorithm team on video representation models.
• Optimize model inference performance of vector computing.

Skills

Programming skills

Problem-solving

Collaboration

Education

Degree in Software Development, Computer Science, or related field

Tools

Python

C++

PyTorch

TensorFlow

Job description

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.

Job highlights

Yoga and fitness, Stock options, Positive team atmosphere, Career growth opportunity, Paid leave, Flat organization, 100+ mil users, Industry experts, Competitive compensation, Flexible hours

Responsibilities

About the Team

The ByteRec (Recommendation Architecture Middle-Platform) Team is responsible for system architecture design in the fields of content understanding and content security for products. The scope of work includes the design and development of the entire process of massive multi-modal content processing, retrieval, RAG, and sorting, ensuring the high availability of the system, and pursuing flexible abstraction and sustainable iteration. We also maintain VikingDB as a cloud-native RAG service.

We are looking for talented individuals to join our team in 2026. As a graduate, you will get opportunities to pursue bold ideas, tackle complex challenges, and unlock limitless growth. Launch your career where inspiration is infinite at TikTok.

Successful candidates must be able to commit to an onboarding date by end of year 2026. Please state your availability and graduation date clearly in your resume.

Candidates can apply to a maximum of two positions and will be considered for jobs in the order you apply. The application limit is applicable to TikTok and its affiliates' jobs globally. Applications will be reviewed on a rolling basis - we encourage you to apply early.

Responsibilities

- Be responsible for the service construction and iteration of the multi-modal content understanding pipeline, solve core problems such as service availability, throughput and storage bottlenecks, and improve the development efficiency of new features.

- Regarding the repetition and similarity issues of massive video content, closely collaborate with the algorithm team to continuously promote the application of industry-leading video representation models and large-scale vector retrieval technologies at the business level, and overcome engineering problems during the implementation process.

- Abstract and enrich the multi-modal vector computing components, optimize the model inference performance of vector computing, enhance the stability, performance, and scalability of the system, and strengthen platform-wide integration.

Qualifications

Minimum Qualifications:

- Final year or recent graduate with a background in Software Development, Computer Science, Computer Engineering, Electrical Engineering or other related technical discipline.

- Good programming skills and basic computer knowledge, be familiar with Python/C++, have excellent design and coding styles, and possess strong abilities to solve practical problems.

- Good communication and collaboration skills, be enthusiastic about solving challenging problems, and be able to explore new technologies with the team to promote technological development.

Preferred Qualifications:

- Experience in development related to recommendation, search, and advertising. Have experience in recall and ranking or RAG systems.

- Basic machine learning knowledge, familiar with mainstream machine learning frameworks (PyTorch/TensorFlow) or Multi-Agent frameworks. Have experience in high-performance computing or CUDA development.

By submitting an application for this role, you accept and agree to our global applicant privacy policy, which may be accessed here: https://careers.tiktok.com/legal/privacy

If you have any questions, please reach out to us at [e-mail]