Responsibilities
TikTok is the leading destination for short-form mobile video. Our mission is to inspire creativity and bring joy. TikTok has global offices including Los Angeles, New York, London, Paris, Berlin, Dubai, Singapore, Jakarta, Seoul and Tokyo.
Why Join Us
Creation is the core of TikTok's purpose. Our platform is built to help imaginations thrive. This is doubly true of the teams that make TikTok possible.
Together, we inspire creativity and bring joy - a mission we all believe in and aim towards achieving every day.
To us, every challenge, no matter how difficult, is an opportunity; to learn, to innovate, and to grow as one team. Status quo? Never. Courage? Always.
At TikTok, we create together and grow together. That's how we drive impact - for ourselves, our company, and the communities we serve.
Join us.
The Search Ads team constantly pushes the boundaries of general search engine monetization across our apps, including TikTok, TopBuzz, BuzzVideo, and more, building a globally leading Search Ads monetization system.
At the Search Ads team, you will have the chance to work on large-scale distributed storage and architecture, NLP, Rank, and IR related problems.
You will also be deeply involved in the innovation and optimization of our Ad format, creative display, and the ROI of ads delivery.
We are looking for candidates who have brave difficulties, share a passion for tackling complexity and developing our Search Ads product from 0 to 1 with a world-class team of passionate engineers.
What You'll Do
- Participate in the development of a large-scale Ads system.
- Responsible for relevance model and strategy optimization, such as semantic matching models, active learning, text / photo / video multi-model, ranking strategy, etc.
- Participate in the development and iteration of Ads algorithms by using Machine Learning.
- Work on NLP (Natural Language Processing) capability improvement and query understanding, such as query classification, seq2seq, NER (Named Entity Recognition), knowledge graph, bidword optimization, etc.
- Work on CTR / CVR model estimation accuracy, data analysis, modeling, feature engineering.
- Research and develop Ads pacing algorithms, ads traffic control, etc.
- Partner with product managers and product strategy & operation team to define product strategy and features.
Qualifications
- BS / MS degree in Computer Science, Computer Engineering or other relevant majors.
- Experience with one or more general purpose programming languages including but not limited to : Go, C / C++, Python.
- 5+ years of experience in and a good understanding of one of the following domains : Search, Ads, Recommendation, Monetization Products, Shopping Products.
Preferred Qualifications
- Experience with one or more of the following : Machine Learning, Deep Learning, NLP, ranking systems, recommendation systems.
- PhD degree and research experience in NLP area, has published high-quality papers in top conferences / journals, like ACL / EMNLP / NAACL / NIPS...
- Ability to think critically and formulate solutions to problems in a clear and concise way.
- Solid communication and collaboration skills with the ability to work effectively with internal teams in a cross-cultural and cross-functional environment.
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 is committed to providing reasonable accommodations during our recruitment process. If you need assistance or an accommodation, please reach out to us at TiktokO redacted
Machine Learning Engineer Infrastructure
A company is looking for a Machine Learning Engineer, Infrastructure. ...
Machine Learning Engineer Graduate (Data-Search-TikTok Recommendation - Seattle) - 2025 Start (BS/MS)
On the TikTok Search Team, you will have the opportunity to develop and apply cutting edge machine learning technologies in real-time large-scale systems, which serve billions of search requests every day. Experience in one or more of the following areas: NLP, Ranking, Ads, search engine, recommende...
Senior Machine Learning Engineer
Senior Machine Learning Engineer. As a Machine Learning Data Engineer, you will tackle challenges ranging from identity theft to credit card fraud, to money laundering, and more. Our Fraud Intelligence team is on the cutting edge of data science and machine learning technology that detects and preve...
(General Hire) Machine Learning Engineer Intern (Monetization Tech) - 2025 Summer (PhD)
Participate in the development and iteration of Ads algorithms by using Machine Learning, including ads query understanding, ads targeting, ads ranking, model serving reliability, etc. Good theoretical grounding in the machine and deep learning concepts and techniques (CNN/RNN/LSTM,. Familiar with t...
Sr Machine Learning Engineer, Risk Data Mining
Proficiency or publications in modern machine learning theories and applications such as deep neural nets, transfer/multi-task learning, reinforcement learning, time series or graph unsupervised learning. Build machine learning solutions to respond to and mitigate business risks in TikTok products/p...
AIML - Staff Machine Learning Engineer/Scientist, Siri and Information Intelligence
Experience in machine learning and deep learning, with a focus on natural language processing and information retrieval. As such, we are looking for candidates with applied machine learning experience and some engineering skills. Experience with large scale search and machine learning systems. Excel...
Machine Learning Engineer
Research, design, develop, and test operating systems-level software. For full information & to apply online, visit us at this link and search using the reference code above. ...
Principal Machine Learning Engineer, Developer AI
As a Principal Machine Learning engineer, you will drive the development and implementation of cutting edge machine learning algorithms, training sophisticated models, collaborating with product, engineering, and analytics teams, to build transformative developer AI products and services. Experience...
Machine Learning Engineer, Typographic Intelligence
We're looking for a Machine Learning Engineer who will be responsible for inventing and delivering functionality across Adobe's suite of creative products that radically simplifies typographic decisions and processes for our users. Ability to convert a research idea/paper to code in Python and typic...
Research Engineer Intern - Doubao (Seed) - Machine Learning System - 2025 Summer (MS)
Team IntroductionThe AML Machine Learning Systems team provides E2E machine learning experience and machine learning resources for the company. Responsibilities- Research and develop key components of machine learning systems, including compiler, distributed frameworks, cluster scheduling, storage s...