Machine Learning Backend Engineer Graduate (AML MLdev) - 2027 Start

United States Digital Space LLC; Singapore; On-site; SGD 70,000 - 120,000; Full time

Job summary

the company in Singapore is seeking a Backend performance engineer focused on optimizing the company's mid-platform recommendation models. You will lead kernel library design, implement graph and code-generation optimizations, and work with AI/algorithm teams to diagnose bottlenecks.

The role emphasizes strong C/C++ skills, experience with model compilation stacks, and deep learning frameworks; onboarding expected by late 2027 with opportunities for impactful research.

Qualifications

• Bachelor's or master's degree in computing or related discipline.
• Familiar with model compilation stacks (TVM, MLIR, XLA) and experience in development/optimization.
• Proficient in C/C++ with understanding of CPU/GPU architecture and high-performance kernel development.
• Familiar with deep learning frameworks (TensorFlow, PyTorch, OneFlow) and their computation graphs.
• Strong independent thinking, problem decomposition, and ability to troubleshoot performance bottlenecks.

Responsibilities

• Responsible for computational performance optimization of the company's recommendation mid-platform models; tune for inference/training bottlenecks.
• Lead design and development of high-performance kernel libraries and general-purpose/custom kernels; ensure peak kernel performance.
• Develop model compilation optimization tech across graph optimization, kernel fusion, and code generation; enhance mid-platform compilation system.
• Collaborate with business and algorithm teams to diagnose performance issues and provide full-stack optimization solutions.

Skills

C/C++ development

Model compilation stacks

DL frameworks

Independence & problem solving

Bachelor's/Master's in computing

Education

Bachelor's/Master's degree in computing or related discipline

Job description

Location:

Singapore

Team:

Backend

Employment Type:

Regular

Job Code:

A198068A

Responsibilities

Team IntroductionData AML is the company's Machine Learning mid-platform, providing training and inference systems for recommendation/advertising for businesses such as Douyin, Jinri Toutiao, and Xigua Video. It provides powerful Machine Learning computing power for internal business units within the company and conducts research on some general and innovative algorithms for issues in these businesses.

We are looking for talented individuals to join our team in 2027. 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 the company.

Successful candidates must be able to commit to an onboarding date by end of year 2027. 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 the company and its affiliates' jobs globally. Applications will be reviewed on a rolling basis - we encourage you to apply early.

• Responsible for the computational performance optimization of the company's recommendation mid-platform models, conduct in-depth tuning for inference/training bottlenecks in business scenarios, and improve computing utilization.
• Lead the design and development of high-performance kernel libraries, covering general-purpose and business-customized kernels, including general computation and communication parallelism, to ensure the ultimate performance of kernels.
• Deeply cultivate model compilation optimization technology, and based on directions such as graph optimization, kernel fusion, computation scheduling, and code generation, build and improve the mid-platform model compilation system.
• Collaborate with the business and algorithm teams to identify performance issues, provide full stack performance analysis, bottleneck diagnosis, and optimization solutions, consolidate general-purpose performance optimization components, toolchains, and platform capabilities, and empower multiple internal business.

Qualifications

Minimum Qualifications:

• Individuals who are completing or have recently completed a Bachelor's/ Master's degree in computing or a related discipline.
• Familiar with mainstream model compilation stacks (such as TVM, MLIR, XLA, etc.), with relevant experience in development, and optimization;
• Proficient in C/C++ development, familiar with assembly, CPU/GPU architecture, and cache mechanism, with practical experience in high-performance kernel development;
• Familiar with the underlying principles of deep learning frameworks (such as TensorFlow, PyTorch, OneFlow, etc.), understand the computational graph structure, inference/training execution process, and have experience in implementing model graph optimization and compilation optimization;
• Possess strong abilities in independent thinking, problem decomposition, performance troubleshooting, and practical optimization, and be able to independently overcome complex performance bottlenecks;

Preferred Qualifications:

• Have experience in joint hardware and software design, and possess experience in heterogeneous computing projects;
• Have experience in contributing to or developing open-source deep learning kernel libraries, compilers, or inference engines;
• Have in-depth research experience on the underlying architecture and mechanisms of at least one machine learning framework (TensorFlow / PyTorch / MxNet or other self-developed frameworks).

Job Information

About Us

Founded in 2012, the company'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, the company has made it easier and more fun for people to connect with, consume, and create content.

Why Join the company

Inspiring creativity is at the core of the company'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.

Diversity & Inclusion

the company 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 the company, 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.