职责描述： 1.利用机器学习/深度学习/强化学习方法进行量化投资策略研发； 2.紧跟相关领域前沿，推动基础研究； 3.通过设计开拓性的新的深度神经网络等方式改进已有的机器学习算法，对二级市场标的进行特征/价格预测； 4.构建科学、严谨的算法评测体系； 5. 协助相关交易策略程序的编写、维护、调试、优化。 任职资格： 1.海内外知名高校硕士或博士学历，计算机、数学、统计等机器学习相关专业，有扎实的理论功底，掌握机器学习领域常用算法，曾发表高水平学术论文者优先； 2.在机器学习/深度学习/强化学习方面有一年以上的研发经验，在语音、图像识别等方面有研发经验，有量化研究经历者优先； 3.熟练掌握Python以及相关的开发工具包，精通tensorflow、kears； 4.熟练使用Hadoop、Hive、SQL、Spark进行数据处理和分析； 5.有较强的学习能力、自我驱动力、业务理解和解决问题的能力。

岗位职责： 1. 开发A股、期货量化策略； 2. 基于基本面，找寻交易逻辑，回测并开发股票高中低频策略； 3. 基于各种数据挖掘选股因子，提高策略绩效； 4. 跟踪并优化策略的实盘表现。 任职要求： 1. 计算机、数学、物理、概率统计、金融工程等理工科专业硕士及以上学历； 2. 两年以上A股市场股票量化研究经验； 3. 扎实的数理统计能力、有较强的自主学习和解决问题的能力； 4. 良好的编程能力，熟练使用Python /C++。 加分项： 1.有Kaggle等大数据竞赛经验，数学建模竞赛经验者优先； 2.有实盘策略者优先。

工作职责 1. 负责策略研究需求的设计和实现 2. 参与量化交易系统的设计开发和维护 3. 参与大数据平台的开发和优化 任职资格 1. 国内外名校，本科及以上学历，计算机相关专业 2. 熟练掌握常用的数据结构和算法 3. 熟练掌握C++ 4. 思路清晰，逻辑能力强

Job Description: This is a full-time job. The Quant Developer will work directly with the core research team to:  Run the existing quant trading operational system and continue improving it  Help design and implement big low latency market data feed and order execution solutions.  Work on challenging but interesting data analytics projects Experience / Skill Requirements Ideal candidates will have excellent academic records that show aptitude in creative problem solving, solid programming skills, and a solid foundation in mathematics and statistics. Attention to detail, self- motivation, and initiative are keys to the role, as is the willingness to collaborate with other firm members. Specific skills and experience sought include:  Advanced degree (Masters/Ph.D.) in a hard science such as Engineering, Computer Science, Physics, Mathematics, and Statistics. Strong undergrads are encouraged to apply;  Proficient in programming (ideally in Matlab, Python, C/C++)  Outstanding attention to detail  Result-driven attitude and ability to work under pressure  Ability to prioritize and manage multiple tasks concurrently to meet/exceed the deadline  Knowledge in equity trading is a plus but not required.

1. 利用机器学习、深度学习和人工智能的方法在公司研究平台上对大量历史性的数据进行研究、分析和统计，并从中找到相关的趋势和规律 2. 针对包括A股在内的全球股市研究和挖掘各种市场中性Alpha模型/因子，并在此基础上进行一系列测试 3. 在发掘足够多的模型/因子的基础上，研究因子组合方法。者可参与因子组合管理 4. 紧跟领域前沿，独立或与其他投资人员合作来推动算法的改进 其他与量化交易相关的工作 岗位要求： 1. 理工科背景；接受应届或实习转正 2. 对计算机技术和编程有强烈兴趣，熟练掌握linux操作系统开发环境，熟练阅读英文技术文档； 3. 很强的python或c++编程能力。 加分项： 1. 熟练使用numpy，pandas等python环境下的科学计算库，熟练掌握常见的机器学习方法和统计知识，例如线性模型, 贝叶斯，决策树，EM算法，支持向量机等； 2. 对计算机语言的语法，结构和编译/解释有兴趣； 3. 对tensorflow，pytorch等深度学习框架有源码级的理解。 4. 具备极强的数理基础，至少掌握一门编程语言（Python、C++等），各类竞赛竞赛获奖者优先考虑，如高中学科奥林匹克竞赛（数学，物理，生物，化学，信息学），大学ACM等奖项。

1. 利用机器学习、深度学习和人工智能的方法在公司研究平台上对大量历史性的数据进行研究、分析和统计，并从中找到相关的趋势和规律 2. 针对包括A股在内的全球股市研究和挖掘各种市场中性Alpha模型/因子，并在此基础上进行一系列测试 3. 在发掘足够多的模型/因子的基础上，研究因子组合方法。者可参与因子组合管理 4. 紧跟领域前沿，独立或与其他投资人员合作来推动算法的改进 其他与量化交易相关的工作 岗位要求： 1. 理工科背景；接受应届或实习转正 2. 对计算机技术和编程有强烈兴趣，熟练掌握linux操作系统开发环境，熟练阅读英文技术文档； 3. 很强的python或c++编程能力。 加分项： 1. 熟练使用numpy，pandas等python环境下的科学计算库，熟练掌握常见的机器学习方法和统计知识，例如线性模型, 贝叶斯，决策树，EM算法，支持向量机等； 2. 对计算机语言的语法，结构和编译/解释有兴趣； 3. 对tensorflow，pytorch等深度学习框架有源码级的理解。 4. 具备极强的数理基础，至少掌握一门编程语言（Python、C++等），各类竞赛竞赛获奖者优先考虑，如高中学科奥林匹克竞赛（数学，物理，生物，化学，信息学），大学ACM等奖项。

岗位职责： 1. 在量化交易各个不同市场的相关数 2. 据上进行高原创性的深度学习模型研究； 3. 构建和创新深度学习算法在量化交易领域的评价体系。 岗位要求： 1. 计算机、统计学等相关专业，硕士博士学历； 2. 熟悉机器学习/深度学习领域内各个子领域的代表性算法，并对机器学习/深度学习某一子领域的state-of-the-art模型有一定的研究深度； 3. 多篇领域顶会(NeurIPS/ICML/CVPR/ICCV/ECCV/EMNLP/SIGKDD/IJCAI/AAAI等)以**作者发表论文； 4. 同时具备深度学习的理论基础以及在真实数据和场景下应用深度学习的经验，能够完理论和模型在不同领域之间的迁移； 5. 有完整业务线上深度学习建模和调参经验。

工作职责： 1、优化、维护现有机器学习模型框架； 2、利用机器学习方法进行量化策略研发； 3、协助相关交易策略程序的开发、维护和优化； 4、研究AI相关前沿技术，探索机器学习应用于量化投资的新场景和新算法； 岗位要求： 1、计算机、金融工程、数学、统计等等相关理工类专业，海内外知名高校硕士或博士及以上学历； 2、熟练掌握C++或Python，精通Tensorflow/Pytorch等框架； 3、具备扎实的统计理论、机器学习基础，熟悉机器学习各种算法。 满足以下条件者优先： 1、在图像识别、自然语言处理等领域有过研究经验者优先； 2、在国际顶会或期刊发表过论文者优先； 3、在相关领域竞赛中取得过优异成绩者优先。 可base北、上、杭、深圳 加分项： ACM/ICPC、NOIP 或全国信息学竞赛获奖者 有大规模、高复杂度、mission critical 产品的维护经验 良好的系统设计能力，能从 performance、reliability、availability 多个方面设计系统 有操作系统、数据库、存储系统、分布式系统等计算机系统的底层开发经验（其中任一） 参与科研项目，在计算机国际顶会发表过论文

职位职责： 1、负责核心曲风的市场分析(尤其是DSP及音乐消费趋势)、增长策略、项目管理； 2、负责音乐平台业务下，艺人、唱片公司签约的ROI预估、签约后的ROI监控、复盘(尤其是有预付款的项目)； 3、负责音乐平台业务的收入结构优化，包括用户渠道效率、账号结构、收入渠道； 4、负责整体用户群体的监控和激活策略。 1.You will be responsible for market analysis (especially DSP and music consumption trends), growth strategies, and project management for core genres; 2.Be responsible for ROI forecasting, post-signing ROI monitoring, and review of deals with artists and labels under the SoundOn business (especially SO+ deals with advances); 3.Be responsible for optimizing the revenue structure of the SoundOn business, including user channel efficiency, account structure, and revenue channels; 4.Be responsible for monitoring and activation strategies of top accounts and overall user cohorts. 职位要求： 1、本科及以上学历，拥有相关业务经验； 2、组织能力强，专注，能够在紧迫的截止日期内规划和交付，并高度关注细节； 3、出色的沟通和人际关系建立技巧以及时间管理技能； 4、是一个优秀的团队成员，始终保持积极和谦逊的态度。 1.Bachelor’s degree in a quantitative discipline or relevant business analytics experience; 2.Well organized and dedicated, able to plan and deliver on tight deadlines and pay outstanding attention to detail; 3.Excellent communication and relationship-building skills and time management skills; 4.A great teammate and always have a positive and humble attitude.

职位职责： 我们正在寻找AI/ML技术的技术专家，包括计算机视觉(CV)，自然语言处理(NLP)和音频信号处理。您将负责与各种利益相关者(产品、运营、政策和工程)合作，并开发最先进的模型。 1、利用自然语言处理、机器学习或计算机视觉等内容理解能力设计和构建产品核心能力，提取数据洞察并优化变现策略； 2、基于最新的深度学习、机器学习、统计和优化技术的算法开发创新性解决方案并构建业务问题原型； 3、从0到1管理数据项目，并与产品经理协作定义用户故事和成功指标来指导开发过程； 4、使用不限于AB测试等方法验证项目的商业价值和预计收益； 5、与工程团队合作部署数据模型并将解决方案规模化。 We are looking for generalists and specialists in AI/ML techniques, including computer vision (CV), natural language processing (NLP), and audio signal processing. You will be responsible for partnering with a variety of stakeholders (product, operations, policy, and engineering) and developing state-of-the-art models. 1. Design and build core capabilities by leveraging content understanding; capabilities, such as natural language processing, machine learning, or computer vision, to extract insights and improve monetization strategies; 2. Develop creative solutions and build prototypes for business problems using algorithms based on the latest deep learning, machine learning, statistics, and optimization techniques; 3. Independently manage data projects from 0 to 1, and collaborate with product managers to define user stories, and success metrics to guide the development process; 4. Verify the business value and estimated revenue of the project using methods such as AB testing; 5. Collaborate with engineering teams to deploy and scale data science solutions. 职位要求： 1、了解统计学，机器学习和分析的基本数学基础知识； 2、至少 3 年数据分析经验，具有 ML/DL 和 CV/NLP/Speech 之一的行业经验； 3、具有探索性数据分析、统计分析和假设检验以及模型开发的经验； 4、精通 SQL、Hive、Presto 或 Spark，并具有处理大型数据集的经验； 5、熟练掌握Python和SQL，以及tensorflow、pytorch等ML/DL框架； 6、清楚地了解数据pipeline、模型开发、模型测试和部署； 7、有 CI/CD（如 git）和云服务（如 AWS/GCP/Azure）的经验者优先； 8、具备英文沟通能力强；能够以易于理解的方式向技术/非技术同事传达分析和技术内容； 9、具有求知欲以及出色的解决问题和量化能力，包括拆解问题、找出根本原因并提出解决方案。 1. Knowledge of underlying mathematical fundamentals in statistics, machine learning and analytics; 2. At least 3 years experience in data modeling/analysis, with industry experience in ML/DL and one of CV/NLP/Speech; 3. Experience with exploratory data analysis, statistical analysis and hypothesis testing, and model development; 4. Fluency in SQL, Hive, Presto, or Spark and having experience working with large datasets; 5. High proficiency in Python and SQL, and ML/DL frameworks such as tensorflow, pytorch; 6. Clear understanding of data pipeline, model development, model testing and deployment; 7. Experience in CI/CD such as git and cloud services such as AWS/GCP/Azure will be highly desirable; 8. Advanced English with good communications skills; able to communicate analytical and technical content in an easy to understand way to both technical and non-technical audiences; 9. Intellectual curiosity, along with excellent problem-solving and quantitative skills, including the ability to desegregate issues, identify root causes and recommend solutions.

Responsibilities: 1、Develop function/feature as per program specifications. 2、Perform tests and produce corresponding deliverables. 3、Provide technical support and troubleshooting issues related to quantitative models and tools. 4、Ensure the security and compliance of the applications. Qualifications: 1、Capability of English reading and writing. 2、Overseas education background. Bachelors degree. Major in CS or related field. 3、8+ years in Java development. 4、Experience with distributed computing framework, Micro-Services, containerized applications, Cloud technology. 5、Familiarity with object storage, databases, NoSQL and data manipulation tools.

Assistant Account Executive Intern, DMX Sales (Beijing Office) About Liftoff At Liftoff, we’re helping mobile businesses scale and succeed via our sophisticated technology that enables them to find their most engaged users. We are a trusted guide for growth and engagement, transforming how people discover and experience apps. Advertisers depend on us to reach, acquire, and retain high-value users worldwide. We are one of the world’s largest independent, unbiased and privacy-friendly growth platforms that fuels the entire mobile app growth cycle across user acquisition, engagement, monetization, and analytics. Consistently ranked as one of the fastest growing companies and best places to work, we are a profitable company with strong product-market fit and tremendous growth opportunity. We have a creative, collaborative, and humble culture. We are data-driven, proactive, and have the courage to drive change. Sales at Liftoff: We are seeking an Assistant Account Executive Intern to join our team to support account managers in growing top advertisers spend and publisher revenue for the China region and further develop our sizable and growing China DMX team. The China DMX team represents a significant portion of our company's revenue and it will be your role to support the sales team in further strengthening our meaningful partnerships with our clients. Responsibilities: · Support Account Executive Manager with client relationships management · Conduct market research on new market opportunities: ad format, new ad placement · Maintain key domestic and international partners relationships over WeChat · Assist Account Executive Manager to optimize placements opportunities · Assist Account Executive Manager with internal and external reporting Qualifications: · College students in junior/senior year / postgraduate student and be able to work 4-5 days a week · Interested in online/mobile advertising industry and app economy. Related industry knowledge or experience is a plus · Excellent in written English, basic fluency in speaking · Strong analytical and quantitative skills with working knowledge of Excel/Word/PPT · Ability to multitask, manage, prioritize and produce results quickly. · Excellent communication skills to effectively report findings and influence change. · Attention to detail and excellent organizational skills. · A hustler; we make the most out of our opportunities. Working at Liftoff is fast-paced, fun, and challenging, and we thrive on innovation. Come join our team and help shape the future of the mobile app ecosystem. If this role sounds interesting to you, we would love to hear from you!

Job Responsibilities The Product Manager is the voice of the customer for all of the different perspectives in our ecosystem. They will work with different teams across the company to identify business opportunities, design solutions, assist with building / QA / Positioning, and steward the launch of new products. You will be expected to: • Build a platform that our customers love; • Conduct and integrate user research, analysis, and stakeholder feedback into a consolidated viewpoint: in other words, to know intimately our customers; • Inform product decisions with quantitative and qualitative data on user behavior; • Be the user expert and champion; • Interact constantly with the tech team to ensure the delivery of delightful features; • Execute on initiatives from conception through implementation, and work closely with an engineering team to scope and prioritize; • Own product metrics, understand the drivers behind them, and continuously improve them; • Validate new features to ensure they align with the original designs and intentions. Your Profile It could be you if you have: • 2+ years of product management experience; • Excellent written and verbal communication skills; • Good business sense — you can identify opportunities to add value and know how to capture them; • Empathy for customers — you work hard to identify what users really need, and find acute customerproblems; • Good design sense — you know good design from bad, and can articulate improvements and their motivations; • Exceptional attention to detail, communication, relationship building, problem solving, and analytical skills; • Passion for about technology, data, and startups; • Experience prioritizing customer requirements, working with stakeholders and internal teams to define market opportunities and business plans in support of company goals; • Strong operational mindset, decisive, “get it done” mentality; • Experience conducting focus groups and user research, using best practices; • Intellectual curiosity, self-motivated work ethics, ability to learn fast, and a strong bias for action.

【What you will do】 1、Work with the team on overseas product users, activity, function and community operation, etc., and formulate suitable operation strategies and plans according to different markets and user characteristics 2、Plan and execute effective operation activities through various online/offline channels (such as AMA, KOL/KOC cooperation, universities, etc.), and constantly reach core users 3、Act as a bridge between users and products, timely feedback user needs, market trends, competitor analysis and other information, and assist the product team in product optimization and iteration 4、Follow up the progress and quality of operation projects, coordinate resources of various departments, ensure the smooth implementation of operation work, and pay attention to operation data and results, and propose improvement suggestions and optimization plans 【Who we are looking for】 1、You have a personality, are smart and self-driven, have a great curiosity about AI development and have super learning ability 2、You are fluent in English listening, speaking, reading and writing, and love games, ACGN and internet products 3、You have a good product sense: you have fresh ideas constantly emerging and can drive product innovation with value and effect as the guide 4、You love surfing the internet super much, like to watch Reddit, Twitter, Instagram, Tiktok, and understand all the new memes in seconds 5、We welcome you to have your own unique hobbies or specialties: including but not limited to crazy code geniuses/novel authors with real readers/ACGN small circle K0Ls/invincible masters in a game 【The hard skills we hope you have】 1、Data collection, sorting, user interviews, qualitative and quantitative analysis methods Understanding of SEO, KOL communication, channel delivery is a plus 2、Experience in product planning, UIUX design is a plus 3、Experience in operating social media accounts such as Tiktok, Instagram, Youtube etc., Discord communities etc. from 0 to 1 is preferred 4、Experience in AI, games, and community products is a plus 【What you will gain】 1、Work with the world’s top technology and product teams, communicate regularly with brainstorming sessions with super big names , and surf freely in the new technology front line 2、Free work environment without clocking in or out; efficiency first; you arrange your work time; get the latest AI industry trends first-hand 3、Very equal and pleasant work atmosphere; work directly with core team members Create the next generation of new content products from 0 to 1

Job Summary: The project manager will be responsible for managing insurance IT projects, requiring ability of managing project process and stakeholders to deliver projects in good quality, time and budget. Responsibilities: • Study existing project/applications and lead the team to support customer with good quality quickly. • Build up new team to support new project quickly. Ensure we can catch the chance. • Provide expertise, consulting and guidance to team members. • Support BA to analyze user requirement • Support architect to design architecture • Develop innovative solution and make improvement on process and approach of day -to-day activities with a systematic approach to prevent issues from recurrence • Communicate with customers to understand business requirement • Maintain good relationship with business and IT customers • Prepare project plans and monitor timeline • Manage all phases of IT projects internally • Review and approve project deliverables • Motivate project team members • Report to team leader about project status Qualification: • Solid Technology Skill background with Java, iOS experience is preferred. • BA/Master degree in Computer Science/Software Engineering • 5 years in project & program management and/or business operations. • Strong quantitative and qualitative analysis skills. • Extensive negotiation skills. • Acquired an ability to manage multiple projects/work streams at once with clear objectives to meet on time, on budget delivery with high quality results. • Exceptional communication skills and ability to formulate insights and opinions around complex business problems. • Self-motivated and driven performer with exceptional multi-tasking abilities towards goal. • A strong team player that values the importance of the success of their overall group. • Ability to speak and w rite in English and Mandarin fluently. Preferred qualifications: • Demonstrated ability to negotiate and close deals with mid/big-size international companies. • Broad understanding of the Cloud like Azure. • Managed high complex project in customer support environment is a plus • PMP, Agile and Scrum Master is preferred