# Lead Machine Learning Engineer - Core Feed Recommendation - Singapore Source: https://realanalystjobs.com/job/lead-machine-learning-engineer-core-feed-recommendation-singapore-tiktok-ec14a3ab Lead Machine Learning Engineer - Core Feed Recommendation - Singapore at TikTok, based in Singapore. Experience level: 3 Years. First seen on RealAnalystJobs on 15 November 2026, read from TikTok's own careers page (TikTok), which RealAnalystJobs re-checks daily and removes the role when it closes. Updated 15 November 2026. ## Key facts - Company: [TikTok](https://realanalystjobs.com/companies/tiktok) - Location: Singapore - First seen: Nov 15, 2026 - Employment type: Full time - Experience level: 3 Years - Source: TikTok's careers page (TikTok), re-checked daily Skills: [Python](https://realanalystjobs.com/skills/python) ## Visa sponsorship The posting does not say. TikTok had H-1B petitions approved for 454 workers in fiscal year 2026 (USCIS). That is history, not a promise for this role. [See the record](https://realanalystjobs.com/companies/tiktok#h1b-record) ## About this role TikTok Core Feed Recommendation team sits in the center of TikTok, designs, implements and improves the core recommendation algorithm that powers the "for you" feed, "following" feed, etc. of the TikTok app. The recommendation system we built connects hundreds of millions of users with relevant content out of billions of videos in real-time, and inspires high-quality content creation for millions of creators on the platform. The User Growth team is an essential pillar of the Core Feed Recommendation team, directly responsible for implementing and refining new user acquisition and retention strategies. Our team is committed to achieving TikTok's ultimate goals through developing high-performance models and sound strategies. We take pride in our rigorous approach to applied research, innovative system design, and steadfast pragmatism. We are looking for strong research scientists and engineers at all levels, who are excited about growing their business understanding, building highly scalable and reliable software, and partnering across disciplines with global teams, in pursuit of excellence. What you'll do: - Implement machine learning algorithms at large scales to optimize and improve new user acquisition efficiency, and leverage acquisition signals to improve new user retention across all ranking phases including but not limited to retrieval, ranking, re-ranking and etc. - Work cross functionally with product managers, data scientists and product engineers to understand insights, formulate problems, design and refine machine learning algorithms, and communicate results to peers and leaders. - Run regular A/B tests, perform analysis and iterate algorithms accordingly. - Have a good understanding of end-to-end machine learning systems. Work with infra teams on improving efficiency and stability. Qualifications Minimum Qualifications - Hands-on experience in one or more of the areas: recommender systems, machine learning, deep learning, pattern recognition, data mining, computer vision, NLP, causal inference, content understanding or multimodal machine learning - Experienced in leading projects and collaborating with teams across different timezones; - Strong programming skills in Python and/or C/C++, and a deep understanding of data structures and algorithms - Familiar with architecture and implementation of at least one mainstream machine learning programming framework (TensorFlow/Pytorch/MXNet) - Good communication and teamwork skills, be passionate about learning new techniques and taking on challenging problems - Prior industry experience with main components of recommendation systems(retrieval, ranking, re-ranking, cold-start etc.) is a plus but not required Preferred Qualifications - Publications at main conferences such as KDD、NeurIPS、WWW、SIGIR、WSDM、CIKM、ICLR、ICML、IJCAI、AAAI、RecSys or related conferences - Strong tracking record of success in data mining, machine learning, or ACM-ICPC/NOI/IOI competitions - Participation in public/open-source AI-related projects which are of high visibility - 3 years relevant work experience from a large-scale internet business Description from TikTok's public careers feed, reproduced so you can read the role here. Apply on the company's own site; Real Analyst Jobs never submits anything for you. ## How to apply Open [this role on Real Analyst Jobs](https://realanalystjobs.com/job/lead-machine-learning-engineer-core-feed-recommendation-singapore-tiktok-ec14a3ab) and use Apply now there to reach the employer's application. The listing is re-checked against TikTok's careers page daily and removed when it closes. ## TikTok 101 open analyst roles on Real Analyst Jobs. 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