THE ROLE 岗位职责: 

WorldQuant is seeking exceptional individuals to join the firm as a Data Scientist. While prior finance experience is not required, a successful candidate must possess a strong interest in learning about finance and global markets.

• Perform analysis and generate models of financial datasets using machine learning techniques
  运用机器学习的方法分析并构建金融数据模型
• Verify the integrity of unstructured data and turn data into potentially valuable insights
  验证非结构化数据的价值并将数据转化成潜在的高质量的市场洞见
• Develop and create data that seek to predict the movement of financial market by applying variety of algorithmic techniques
  应用各种算法技术开发并构建可尝试预测金融市场波动的数据

WHAT WE OFFER 你将会获得:

• Competitive compensation
  有竞争力的薪资
• Join our established mentoring program and receive one-on-one guidance by an accomplished advisor 
  完善的导师培训机制、一对一师从资深从业者
• Develop a global vision with opportunities to exchange ideas with various teams in WorldQuant global offices.
  国际化视野，与WorldQuant 全球各地多个团队共事、交流
• Flexibility of self-managed work progress, comfortable working environment, rich employee activities, and generous employee benefits
  灵活自主安排工作进度，舒适的办公环境、丰富的员工活动及优渥的员工福利

WHAT YOU'LL BRING 你需要具备:

• Pursuing a B.S., M.S. or Ph.D. degree from a leading university in related fields (e.g. Electrical Engineering, Physics, Computer Science, Mathematics, Financial Engineering, Big Data)
  正在攻读相关领域的本科、硕士或博士学位（例如电子工程，物理，计算机科学，数学，金融工程, 大数据等）
• Candidates should be graduating in 2025 or 2026
  候选人需于2025年或2026年毕业
• Demonstrated ability of at least one programming language, e.g. C++, python, etc.; familiar with systems like Linux/Unix
  熟练掌握至少一种编程语言，如C++、python等； 熟悉Linux/Unix等操作系统
• Research experience in NLP, Deep Learning is a plus
  有自然语言处理、深度学习、人工智能等研究经验者优先
• Good English reading and writing skills
  良好的英语读写能力

If any issues encountered accessing the online application webpage or if you have any questions, please mail your latest CV to or contact us at WQBJQuantJobs@worldquant.com
如无法浏览在线申请网页或您有任何疑问，请将您的简历或问题发送至 WQBJQuantJobs@worldquant.com

The position is based in our research office in Beijing or Shanghai.
预期工作地点为北京或上海的研究办公室。

WHAT YOU’LL DO:
As a data scientist in our options market making team, you will play a key role in improving our trading strategies through rigorous data-driven analysis. You’ll take a scientific approach to understanding how our systems perform in live markets—developing hypotheses, building experiments, and using advanced analytics to uncover opportunities for improvement.
You’ll work with large-scale production trading data to identify patterns, test ideas, and evaluate strategic changes. This may include leveraging statistical modeling, machine learning techniques, and other quantitative methods to better understand market dynamics and strategy behavior.
You’ll collaborate closely with traders and engineers, but your work will be rooted in independent thinking, analytical rigor, and a strong focus on real-world impact.

WHO YOU ARE:

• Strong research skills with a scientific mindset and a passion for solving real-world problems with data.
• Proficient in Python for data analysis and prototyping; familiarity with C++ is a plus.
• Experience applying machine learning or statistical modeling techniques to complex systems or noisy data.
• Excellent critical thinking and attention to detail.
• Effective communicator who can challenge ideas constructively, explain reasoning clearly, and collaborate across teams.
• Prior experience in trading or financial markets is a plus, but not required.

Diversity Statement

Optiver is committed to diversity and inclusion. We encourage applications from candidates of all backgrounds, and welcome requests for reasonable adjustments during the process.

Privacy Disclaimer

Optiver 重视个人信息的保护。请您在提供个人信息给我们之前，认真阅读Optiver China Privacy Notice, 了解我们如何收集及处理您的个人信息。

Personal information protection is of utmost importance to Optiver. Before you provide any personal information to us, we strongly urge you to read our Privacy Policy to acknowledge how we collect and process your personal information.

WHO WE ARE LOOKING FOR:

At The Trade Desk, the Data Science team is responsible for transforming our hundreds of terabytes of Real-Time Bidding (RTB) advertising auction data into actionable intelligence, using advanced modelling and optimization algorithms. Our mission is to develop new and powerful means of growing the value of our client’s campaigns across millions of web-based publishers. Our team believes in innovation that contributes to our product. In this role, you will be a key member in the development of entirely new data products and the improvement of existing ones, all while using world-class machine learning. You will interact primarily with our product, trading, and engineering teams to oversee the implementation of your data products. Your ideas and research will contribute directly to our client facing product.

WHAT YOU WILL BE DOING:

• Be an intellectually generous and collaborative team member
• Develop end-to-end machine learning prototypes that could scale to run in a production environment
• Contribute meaningful improvements to existing machine learning models through carefully directed research
• Maintain a focus on shipping product, understanding that oftentimes done is better than perfect
• Derive actionable insights from massive data sets with minimal support
• Provide input into the collection of new data sources and the refinement of existing ones to improve analysis and model development
• Become an expert on TTD’s client-facing platform

WHAT YOU BRING TO THE TABLE:

NON-TECHNICAL QUALIFICATIONS:

• You are enthusiastic to learn (and teach) new technologies, machine learning techniques, and advancements in the adtech industry
• You are comfortable working on an agile, distributed team spanning multiple time zones and continents
• You have an abundance of intellectual curiosity
• You are able to deliver a convincing story derived from the data sets to both a technical and non-technical audiences
• You have experience working closely with engineering team to bring ideas into real product
• Experience in digital advertising and/or recommendation system, relevant experience in recall / ranking is a plus

TECHNICAL QUALIFICATIONS:

• A relevant scientific and mathematical education (Masters and/or PhD welcome) with 5+ years of professional or academic experience in a data driven role working with massive data sets
• You have a solid understanding of statistical machine learning and optimization techniques as well as the ability to derive actionable insights from massive data sets
• You have experience recall/matching/retrieval algorithms
• You have experience in Adtech or recommendation systems
• You are familiar with one of the deep learning frameworks (e.g., Tensorflow, Pytorch, MXNet), knowledge of inference optimization is a plus
• You have experience with big data technologies such as Spark, AWS, Hadoop, Hive and are able to write efficient SQL
• You have experience in multiple programming languages (Python, R, Scala, Java, etc.) and are fluent at some selections of those

The Trade Desk does not accept unsolicited resumes from search firm recruiters. Fees will not be paid in the event a candidate submitted by a recruiter without an agreement in place is hired; such resumes will be deemed the sole property of The Trade Desk. The Trade Desk is an equal opportunity employer. All aspects of employment will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, veteran status, or any other status protected under federal, state, or local law.

Senior Battery Cell Modeling Scientist - Simulation

Responsibilities

• Responsible for building cell mathematical simulation models (physical models and data-driven models) to predict the performance of Li-ion batteries/Li-metal batteries under various working conditions, including dynamic performance, lifetime decay, electrochemical and thermal response, and safety-related cell behavior

• Design and advance experiments to obtain parameters/data required to build cell models

• Work with cross-functional teams to develop, deploy, test, and maintain models

• The electrochemical/thermal data of the cell under different working conditions are generated by using the certified physical model of the cell to provide data support for the establishment of the data-driven model

• Establish a standardized process for cell physical modeling to reduce the resources/time required for modeling

• Provide documentation related to model and algorithm development

• Work with the battery team to determine and achieve battery performance life goals

Qualifications

• Master’s degree or above, more than 5 years of battery related research/work experience

• Basic knowledge of cell electrochemistry (P2D), thermal, mechanical modeling and simulation. Familiar with electrochemical principle, simulation parameter measurement method and corresponding equipment

• Familiar with various battery-related models/algorithms, and have experience in using cell model software (COMSOL, Ansys, PyBaMM, etc.)

• Experience in building data-driven models (statistical analysis, machine learning, AI)

• Proficient in code development tools, such as Python or Matlab

Jump Trading Group is committed to world class research. We empower exceptional talents in Mathematics, Physics, and Computer Science to seek scientific boundaries, push through them, and apply cutting edge research to global financial markets. Our culture is unique. Constant innovation requires fearlessness, creativity, intellectual honesty, and a relentless competitive streak. We believe in winning together and unlocking unique individual talent by incenting collaboration and mutual respect. At Jump, research outcomes drive more than superior risk adjusted returns. We design, develop, and deploy technologies that change our world, fund start-ups across industries, and partner with leading global research organizations and universities to solve problems.

Jump Trading's Post Trade Analytics Team plays a crucial role in measuring and optimizing performance and trade execution across all global markets where the firm operates. This team is responsible for developing, operating, and maintaining performance measurement solutions, as well as conducting a wide range of post-trade analyses for various departments, including trading, business development, and other central teams. Daily, the team's core infrastructure collects, organizes, and stores billions of data points related to trading performance.

As a Data Scientist on the PTA team, you will conduct cutting-edge analyses on this extensive data to uncover competitive edges, answer complex business questions, and identify root causes of underperformance. This role offers a comprehensive view into Jump's business through the lens of data, along with the opportunity to develop both trading and technical expertise. Your work will significantly contribute to Jump's success by mining and enriching data to drive informed decisions and strategies. The ideal candidate will have the ability to work closely with and collaborate across trading and trading infrastructure teams. We are looking for an individual who is instinctively curious, self-driven, keen to dive into the complex trading world, and has demonstrated an ability to independently drive tasks and projects to completion in a team environment.

What You'll Do:

• Partner with trading teams to perform post trade analysis on trading performance, linking PnL metrics with latency and other infrastructure measurements
• Identify relationships between business metrics and changes in the infrastructure technology
• Conduct research for the purpose of modeling exchange performance
• Develop mathematical methodology to quantify the impact that specific internal applications have on general performance
• Design innovative alert detection algorithms to proactively detect new business opportunities, performance degradation or abnormal PnL-impacting events
• Participate in the building of new and innovative datasets
• Develop and improve quantitative research frameworks
• Other duties as needed

Skills You’ll Need:

• At least 5+ years of programming experience in Python with a data science and analytics focus
• Strong data intuition combined with a healthy skepticism for easy conclusions
• Excellent problem-solving abilities
• Experience in documenting and communicating analysis to both technical and business audiences, including members of the senior leadership team
• Background in statistics
• Experience with SQL is a plus.
• Practical experience with machine learning technics is a plus.
• Understanding of network protocols (IP, UDP, TCP, Ethernet) is a plus
• Reliable and predictable availability
• Shanghai based