Responsibilities: This position is a Senior QA. The responsibility is to participate a QA team for the following areas: 1. Be part of QA team for the exclusive Porsche parking & charging projects. 2. Design and execute various types of testing for web, mobile, Java-based backend REST API services, IoT and HTML5-based WeChat app. 3. Monitor execution status and provide quality assessments before release. 4. Drive cross-program communications, and coach team members in daily work. 5. Contribute to the measurement of development process health, product quality, performance. Requirements: Education & Profession 1. Bachelor’s degree or above in Computer Science 2. 5 years or above industry experience in digital / Internet business Required qualifications 3. Comprehensive knowledge on SDLC and quality management process. 4. Rich experience in test plan development and reporting. 5. Skillful in functional, non-functional test design and executions. 6. Good understanding of Spring Boot, Spring Cloud technology and corresponding coding patterns. 7. Deep knowledge of test automation, including web, App and API. 8. Deep knowledge of common test tools, including but not limited to JMeter, Selenium, Appium. 9. Familiar with at least one programming language and its common design patterns: Java, Python or JavaScript. 10. Hands-on experience in at least one test framework like Junit, TestNG, PyTest, Jest etc. 11. Driving license issued by China Traffic Management Bureau is required, and one-year driving experience at least. 12. Strong self-motivated player. Nice-to-have 1. Any EV charging validation experience will be a great plus. 2. Understand general concept of security concept and test practice (fuzzing, SQL ingestion, buffer overrun, etc.) 3. Familiar with Amazon AWS cloud solution. Require knowledge of EC2 (virtual machines). Knowledge of Cloud watch is a great plus.

Requirements: 1. Bachelor/Master degree in Computer Science or related field 2. 3+ years' experience building native Android applications with at least 1 application in Android App Store 3. Demonstrated ability developing with Kotlin, Android SDK, and Android Studio 4. Familiar with common components of Jetpack, such as Compose, Lifecycle, Navigation, DataStore, etc. 5. Familiar with design patterns such as MVVM, Dependency Injection, etc. 6. Working experience on performance tuning, fixing memory leak/ANR issues Preferred: 1. Experience working in Agile environment 2. Fluent in spoken and written english 3. Familiar with Trunk Based Development 4. Good knowledge on mobile architecture, trends, emerging technologies and ***** Android ecosystem 5. Experienced in automotive industry or developing automotive related products

Base Location：Shanghai or Beijing Responsibilities: This position is a Junior QA. The responsibility is to participate a QA team for the following areas: § Execute test plan for web, mobile, Java-based backend REST API services, and HTML5-based WeChat app. § Monitor and execute test passes before release. § Contribute to the measurement of development process health, product quality, performance. Requirements: Profession § Bachelor degree or above in Computer Science § 2 years or above industry experience in digital / Internet business Skill set: § Must: Deep knowledge of common test tools, including but not limited to JMeter, Selenium, Appium. § Must: Deep knowledge of test automation, including web, App, WeChat mini App, API. § Must: Design and organize test plan. Planning timeline, assignment, test case coverage and progress. Can create proper reports to cover contents to partner and business owners to explain execution progress. § Must: Familiar with at least one programming language and its common design patterns: Java or Python. § Must: Hands-on experience in at least one test framework like JUnit, TestNG, PyTest. § Good to have: Knowledge of Spring Boot, Spring Cloud technology and corresponding coding patterns. § Good to have: Knowledge of HTML5 WeChat programming. § Good to have: Understand general concept of security concept and test practice (fuzzying, SQL ingestion, buffer overrun, etc.) § Good to have: Familiar with Amazon AWS cloud solution. Require knowledge of EC2 (virtual machines). Knowledge of Cloud watch is a great plus. § Good to have: General concept of high availability like primary-backup database, across-DC multiple instances, etc. § Good to have: Familiar with other cloud solutions is a great plus: Aliyun, Azure, Huawei Cloud. § Good to have: Familiar of CI/CD pipeline such as GitLab, Jenkins, GitHub or Azure Develops. Experience of GitLab is a great plus. Project management and execution: § Good to have: Knowledge of Agile development process (esp. Scrum development model) § General experience of tracking project with at least one efficient system like Jira/Confluence. § Good to have: Experience of working in vehicle digital related industry is a great plus. § Good to have: Experience of communicating with external customers or partners is a great plus. § Good to have: Good English speaking skill

Responsibilities: § Overall planning of roadmap & lifecycle of digital products. § Responsible for engaging customers to continuously improve products and services and ensure a successful business outcome. § Definition & cross functional alignment of product vision, value, and requirements. § Features and design based on product definition. § Works with epic owners to break down the epic into features and prioritize them in the program backlog. § Work with System architect/engineering to identify technical requirements to support the solution and allocate capacity for enablement work. § Collaborate closely with solution architect to breakdown capabilities into features for product teams to implement. § Works closely with product owner to plan and manage Program Incremental (PI). § Works with business owners to ensure PIs deliver the right business outcomes. § Ensure the cross departmental alignment and resource coordination to ensure successful product delivery and operation. § Responsible for defining the product solution to meet the business goals. § Responsible for definition & cross-functional alignment of product requirements based on customer requirements. § Define user stories jointly with the business owner and maintain the team backlog. § Facilitate iteration planning by the work of reviewing and prioritizing the backlog. § Follow up the program execution together with development teams. § Responsible for accepting stories and producing system demos for business owners. § Define product iteration & release plan for both short-/ mid-/ long term and responsible for the achievement. § Works with release train engineers to provide guidance throughout the planning and execution of each PI. § Performs risk management incl. mitigations. § Monitors the progress and ensures resource availability. § Definition, internal alignment, and implementation of Digital OKR pertaining to the development of products and features. § Co-work with other PMs/POs to create business values by building unified digital experience and platform. § Assist PM lead and engineering team in building large and complex solutions. Requirements: § Bachelor degree or above. § At least 6 years working experience in IT/Internet Industry, having related experience in Automotive and Trading/FMCG/Retail is plus. § Solid knowledge about IT, having knowledge of marketing and sales is plus. § Great leadership/team influencer, having experience of vendor management is plus. § System knowledge of Jira/Confluence/XMind/Figma/Axure is must. § Must have Digital Product experience in To B business, WeChat eco is nice to have. § Must have experience of Prototyping, Project Management, Agile Delivery, Stakeholder Management. § E-Commerce experience in Automotive or Luxury brand is a plus. § Oversea study/work or international company working experience is preferred. § Software engineering experience is preferred. § Proficiency in both Chinese and English.

Job Description: Product Manager （To-C） Purpose: • Maximum product and user value and agile ways of working driving the business objectives Accountabilities: • Creating innovative solutions by understanding customers’ problems and guide them through their challenges • Defining and aligning Product Vision, Goals & Strategy for the team’s part of the product • Aligning entire solution delivery and operations with Business Owners, other product teams, Markets and Managers • Owning and maintaining the team backlog, including non-functional requirements (NFRs). • Collaborating with development team on defining user stories and iteration increments. • Ensuring that the digital solutions (or part of it) adhere to the specification and meet the Definition of Done (DoD). • Continuously improving the product by analyzing user behavior, feedback, and data • Ensuring compliance with IT requirements, quality standards, security, and governance guidelines, including IT operations. • Keeping an eye on the overall big picture of the company’s strategy, creating synergies where possible and sharing best practices within the organization • Assisting in team setup that serves the product purpose and staying within budget boundaris Requirements: • Bachelor’s degree or above. • At least 3-5 years working experience of Product Management in IT/Internet Industry, having related experience in Automotive, Luxury or Retail is plus. • Solid knowledge about digital product, having knowledge of customer and ownership management, knowledge in WeChat eco is a plus. • Good leadership/team influencer, having experience of vendor management is plus. • System knowledge of Jira/Confluence/XMind/Figma/Axure is must. • Must have experience of Prototyping, Project Management, Agile Delivery, Stakeholder Management. • Oversea study/work or international company working experience is preferred. • Software engineering experience is preferred. • Proficiency in both Chinese and English.

Responsibilities: This position is a backend developer. The responsibility is to work as a tech lead in a team for the following areas: 1. Design and implement modern micro-service, cloud native services, working with HTML5/WeChat/mobile based client. 2. Design and implement performance, scalability, security goal to support growing business needs. 3. Hands-on practice of key design, and measurement to ensure delivery smoothness. 4. Good communicator on dependencies and business. Requirements: 1. 5 years or above industry experience in digital / Internet business 2. Bachelor’s degree or above in Computer Science or related area 3. Must: Knowledge of general concept of Internet, including TCP/IP, DNS, CDN, certificate, HTTP protocol, Linux, SQL (MySQL is preferred, PostgreSQL or Microsoft SQL Server are OK). 4. Must: Knowledge of Java programming language, toolchain (like Maven, Gradle, JFrog, etc.), and common design patterns. 5. Must: Knowledge of Spring Boot, Spring Cloud technology and corresponding coding patterns. 6. Must: Knowledge of E-Commerce technical protocols (OAuth2, JWT, SAML, NTML, etc.). 7. Must: Experience on design pattern and coding practice of scalability improvements for micro-services. Including but not limited to: Java SDK optimization, database scalability, Redis, MQ, MyBatis, Python, etc. 8. Must: Deep knowledge of driving good coding practice across team to improve code quality, including but not limited to unit test, code coverage, coding standard, etc. Familiar with Java-based code quality improvement tool. 9. Must: Strong trouble shooting skills to debug JDK issues, including but not limited to performance, memory leak, etc. 10. Must: Knowledge of design pattern of high availability system like primary-backup database, across-DC multiple instances, multi-tenant, etc. 11. Must: Familiar with UML and other similar design tools. 12. Must: Knowledge of Linux and shell programming. Good to have: Familiar with Amazon AWS cloud solution. Require knowledge of EC2 (virtual machines). Knowledge of Cloud watch is a great plus. Good to have: 1. Understand general concept of security concept on Internet-based services. 2. Familiar of CI/CD pipeline such as GitLab CI, Jenkins, etc. Experience of GitLab CI is a great plus. 3. General concept of HTML5 / WeChat programming. 4. Familiar with other cloud solutions is a great plus: Aliyun, Azure, Tencent Cloud. Project management and execution 1. Knowledge of Agile development process. 2. General experience of tracking project with at least one efficient system like Jira/Confluence. 3. Proved experience of leading a digital product development from self-driven to team-driven. 2 years or above experience of tech lead. 4. Good communication in Chinese and English with multiple partners and sites. 5. Experience of TDD, familiar with Junit framework. 6. Experience of working in e-commerce related industry is a great plus. 7. Experience of working in vehicle digital related industry is a great plus.

Requirements: 1. Accumulated working experience on iOS native development for at least 5 years 2. Fluent in spoken and written English 3. Good knowledge on Swift, SwiftUI, CocoaPods, Combine 4. Familiar with design patterns such as MVVM, etc. 5. Good knowledge on git-flow or trunk-base development 6. Working knowledge on CI/CD 7. Working knowledge in release related stuffs, i.e. App signing, App Store Connect management 8. Good sense on code quality and best tech practices Preferred： 1. Experience working in Agile Framework 2. Good knowledge on mobile architecture, trends, emerging technologies

Job description: • Greet visitors, employees and clients at the front desk in a professional, friendly manner • Assist in booking meeting rooms and order refreshments and meals • Manage visitor registration • To assist admin for daily office admin operation, including business cards, badge application, stationary, pantry supplies • Ensure a clean working area, office, meeting rooms, restrooms, warehouses, pantry • Apply employee number and work related accounts for newly-onboard employees • Manage IT devices • Complete monthly administrative expense monthly bill and submit to finance team on time and update account statement record. • Completing other work arranged by superiors Requirement: • Bachelor degree or above • Good written & communication skills in English • Good sense of responsibility and a quick learner • Expert knowledge of Microsoft Office in Word, PowerPoint, Excel, and Outlook • Courteous, diligent, attention to details 职位描述： • 在前台以专业、友好的方式迎接访客、员工和客户 • 协助预订会议室，订餐等 • 管理访客登记 • 协助管理员进行日常办公室管理操作，包括名片、徽章申请、文具、餐具室用品 • 确保工作区、办公室、会议室、洗手间、仓库、食品储藏室干净 • 为新入职员工申请员工编号和工作相关帐户 • 管理 IT 设备 • 负责每月办公室行政账单及费用制作，并按时向财务提交付款申请, 做好费用台帐登记 • 完成上级安排的其他工作 要求 • 本科或以上学历 • 良好的英语写作和沟通能力，CET-6 或以上；英语专业优先 • 良好的责任感和快速的学习能力 • Word、PowerPoint、Excel 和 Outlook 中 Microsoft Office 熟练 • 有礼貌、勤奋、注重细节

无需经验 【急招微信运营专员，和我们一起玩转网络项目】   如果你深谙微信生态玩法，擅长用文字和创意撬动用户关注，那这个机会**适合你！我们正在寻找一位对微信运营充满热情的小伙伴，加入我们年轻有活力的团队，一起让品牌声音被更多人听见。   你需要做这些：   -根据我们要求在规定时间内挂机，操作简单！   我们希望你：  有无运营经验均可，但要会使用微信。不懂有人会教   在这里，你能获得：   - 薪资5k-8k+绩效奖金，不亏待努力的人 ​ - 团队氛围轻松，定期团建+下午茶，还有成长培训机会 ​ - 坐标市中心，交通便利，办公环境舒适   如果你对微信运营有想法、有冲劲，欢迎来聊

职位职责： 1、对抖音生活服务海量中小商家的全生命周期成长负责，不断通过策略和动作牵引，提升新商家自主经营能力； 2、对中小新商潜力和意愿做精细化分层，探索门店装修、商品供给优化、内容动作辅导等有效商家成长策略； 3、设计并迭代付费型商家解决方案，通过商圈画像及服务动作标准化，提升商家经营效果； 4、联动CSM及社群等多个服务团队，推进策略及解决方案的落地渗透； 5、协同产品团队，将有效策略落地产品能力并形成产品化语言，在B端等各种渠道有效触达商家。 职位要求： 1、本科以上学历，3年以上互联网B端运营经验，有过项目管理经验； 2、负责过交易平台商家方向的产品、运营或策略工作，理解商家的经营视角，有较强的策略抽象及分析能力； 3、主动性强能抗压，能够洞察本质，挖掘机会点，并能够协调整合资源、强力推动各方落地。

职位职责： 日常实习：面向全体在校生，为符合岗位要求的同学提供为期3个月及以上的项目实践机会。 团队介绍：国际支付，立足于为字节跳动国际化业务提供专业的支付和金融服务，专注于全球支付产品线的质量和效率，确保为国际产品提供高度可靠和稳定的服务，建立海外支付产品和能力，同时在高效助力业务快速拓展的同时，打造行业领先的支付和金融产品能力。团队当前所提供的产品和服务，遍布全球多个国家和地区，团队拥有丰富的国际化产品研发经验；同时这里有全球超大规模的支付网络；覆盖多业务场景的海外钱包及金融产品解决方案；围绕分布式一致性、高并发、高可用、资金安全在内的核心技术能力攻坚；LLM等前沿AI技术在支付&金融服务中的探索、研发和应用。另外，我们在全球设立团队，团队同学背景多元，不同的思维方式，打造了一个多元、碰撞、融合、包容的工作环境。我们邀请你来此成长、专研，发掘无限的潜力，一起应对技术和业务以及跨国合作上的挑战，还有跨文化交流机会在等你！ 1、负责国际支付和金融海内外市场的增长和竞争分析，明确用户增长空间、业务目标及具体竞争手段； 2、深入分析与增长相关的各方向核心手段（拉新、留存、促活等）的空间、问题和效率，制定预算管理的标准和规范，最大化提升增长收益；深度相关部门协作，推进结果落地，跟踪效果并定期迭代； 3、关注用户核心数据与指标洞察，及时预警风险，发现机会点和问题，并形成关键解决建议，协同横向各业务团队，驱动专项落地。 职位要求： 1、本科及以上学历在读； 2、每周至少保证4天的全天实习时间，实习期3个月起； 3、具有较强的业务策略分析、规划能力，深度理解增长业务，能够结合市场调研、用户调研、数据分析和人工评估，给出全局视角、依据充分、清晰客观的业务策略； 4、有良好的结构化表达和逻辑思维能力，业务重点和优先级判断力强，数据敏感度高； 5、优秀的沟通协调能力、抗压能力强、强责任心和推动力。

职位职责： 日常实习：面向全体在校生，为符合岗位要求的同学提供为期3个月及以上的项目实践机会。 团队介绍：国际支付，立足于为字节跳动国际化业务提供专业的支付和金融服务，专注于全球支付产品线的质量和效率，确保为国际产品提供高度可靠和稳定的服务，建立海外支付产品和能力，同时在高效助力业务快速拓展的同时，打造行业领先的支付和金融产品能力。团队当前所提供的产品和服务，遍布全球多个国家和地区，团队拥有丰富的国际化产品研发经验；同时这里有全球超大规模的支付网络；覆盖多业务场景的海外钱包及金融产品解决方案；围绕分布式一致性、高并发、高可用、资金安全在内的核心技术能力攻坚；LLM等前沿AI技术在支付&金融服务中的探索、研发和应用。另外，我们在全球设立团队，团队同学背景多元，不同的思维方式，打造了一个多元、碰撞、融合、包容的工作环境。我们邀请你来此成长、专研，发掘无限的潜力，一起应对技术和业务以及跨国合作上的挑战，还有跨文化交流机会在等你！ 1、参与到国际支付和金融业务的增长工作中，协同多部门探索用户量/GMV增长的方法； 2、日常洞察产品所属行业特性、产品状态和业务长短期目标变化，制定合理的增长方案，协调资源、解决核心问题，联动策略、产品研发等团队推进落地； 3、对行业增长手段保持敏感，对营销补贴、流量转化、产品工具优化等流量获取手段有一定认知，可以参与A/B测试实验设计与效果追踪，提出优化建议； 4、与内部增长平台合作，利用并拓展增长中台的能力，基于业务特性制定定制化的获客策略。 职位要求： 1、本科及以上学历在读； 2、每周至少保证4天的全天实习时间，实习期3个月起； 3、有互联网增长产品相关实习经历优先考虑，结果导向，具有好奇心和创造力，能持续挖掘新的增长机会点； 4、有较强的跨团队协作能力、项目管理能力和数据敏感度。

职位职责： 日常实习：面向全体在校生，为符合岗位要求的同学提供为期3个月及以上的项目实践机会。 团队介绍：国际支付，立足于为字节跳动国际化业务提供专业的支付和金融服务，专注于全球支付产品线的质量和效率，确保为国际产品提供高度可靠和稳定的服务，建立海外支付产品和能力，同时在高效助力业务快速拓展的同时，打造行业领先的支付和金融产品能力。团队当前所提供的产品和服务，遍布全球多个国家和地区，团队拥有丰富的国际化产品研发经验；同时这里有全球超大规模的支付网络；覆盖多业务场景的海外钱包及金融产品解决方案；围绕分布式一致性、高并发、高可用、资金安全在内的核心技术能力攻坚；LLM等前沿AI技术在支付&金融服务中的探索、研发和应用。另外，我们在全球设立团队，团队同学背景多元，不同的思维方式，打造了一个多元、碰撞、融合、包容的工作环境。我们邀请你来此成长、专研，发掘无限的潜力，一起应对技术和业务以及跨国合作上的挑战，还有跨文化交流机会在等你！ 1、负责协助制定和执行用户增长策略，包括但不限于拉新、促活、留存等环节；参与A/B测试的设计与执行，分析测试结果并提出改进方案；跟踪市场趋势和行业动态，为产品优化和用户增长提供参考； 2、协助收集、整理和分析用户行为数据，通过数据分析工具（如Excel、SQL等）进行数据处理，生成可视化报告，为运营决策提供数据支持；监控关键指标（如用户留存率、转化率、活跃度等），定期输出分析报告，提出优化建议； 3、负责跨部门沟通与协调，维护和完善协作流程，提升跨部门协作效率； 4、协助部门内的其他日常运营工作。 职位要求： 1、本科及以上学历在读； 2、每周至少保证4天的全天实习时间，实习期4个月起； 3、具备一定的数据归纳和分析能力，熟练使用Excel等办公软件； 4、具备良好的沟通能力、抗压能力、理解能力和团队合作精神； 5、流利的英语沟通能力，可作为工作语言； 6、对细节把控认真，责任心强，具备主人翁意识。

职位职责： 日常实习：面向全体在校生，为符合岗位要求的同学提供为期3个月及以上的项目实践机会。 团队介绍：国际支付，立足于为字节跳动国际化业务提供专业的支付和金融服务，专注于全球支付产品线的质量和效率，确保为国际产品提供高度可靠和稳定的服务，建立海外支付产品和能力，同时在高效助力业务快速拓展的同时，打造行业领先的支付和金融产品能力。团队当前所提供的产品和服务，遍布全球多个国家和地区，团队拥有丰富的国际化产品研发经验；同时这里有全球超大规模的支付网络；覆盖多业务场景的海外钱包及金融产品解决方案；围绕分布式一致性、高并发、高可用、资金安全在内的核心技术能力攻坚；LLM等前沿AI技术在支付&金融服务中的探索、研发和应用。另外，我们在全球设立团队，团队同学背景多元，不同的思维方式，打造了一个多元、碰撞、融合、包容的工作环境。我们邀请你来此成长、专研，发掘无限的潜力，一起应对技术和业务以及跨国合作上的挑战，还有跨文化交流机会在等你！ 1、参与到国际支付和金融业务的增长工作中，协同多部门探索用户量/GMV增长的方法； 2、日常洞察产品所属行业特性、产品状态和业务长短期目标变化，制定合理的增长方案，协调资源、解决核心问题，联动策略、产品研发等团队推进落地； 3、对行业增长手段保持敏感，对营销补贴、流量转化、产品工具优化等流量获取手段有一定认知，可以参与A/B测试实验设计与效果追踪，提出优化建议； 4、与内部增长平台合作，利用并拓展增长中台的能力，基于业务特性制定定制化的获客策略。 职位要求： 1、本科及以上学历在读； 2、每周至少保证4天的全天实习时间，实习期3个月起； 3、有互联网增长产品相关实习经历优先考虑，结果导向，具有好奇心和创造力，能持续挖掘新的增长机会点； 4、有较强的跨团队协作能力、项目管理能力和数据敏感度。

职位职责： ByteIntern：面向2026届毕业生（2025年9月-2026年8月期间毕业），为符合岗位要求的同学提供转正机会。 团队介绍：字节跳动安全与风控-Flow部门，负责Flow业务中大模型和生成式AI应用如豆包、Cici、扣子等的安全保障工作。团队为业务面临的数据安全、用户隐私挑战、新兴大模型攻击方式等安全隐患提供创新的防御能力和解决方案，我们在北京、杭州、深圳、美国均设有安全研发中心，团队和业务正处于快速发展期，成长空间大，欢迎各位同学加入。 1、构建和完善AI安全评估集：针对各种安全垂类场景，为AI For Security设计并构建全面、深入且具有挑战性的评估数据集和基准； 2、探索模型在安全场景的内在一致性与性能预测：深入研究大模型在安全任务训练阶段的性能表现，模型在安全领域的性能上限； 3、从可解释性角度制定安全评测标准：探索并提出更多基于模型内在机理的可解释性评测标准，以评估大模型在安全决策和修复中的透明度和可靠性； 4、Red Teaming与模型优化：从评测角度对大模型进行Red Teaming，系统性地发现模型在安全领域的短板，并针对性地提出模型改进策略； 5、RAG评估体系建设：包括设计面向安全垂类场景的RAG系统端到端的评估指标和基准测试，构建自动化评估流程，开发RAG系统的可解释性和可追溯性工具。 职位要求： 1、2026届硕士及以上学位在读，计算机、人工智能和信息安全等相关专业优先； 2、扎实的代码与算法功底：优秀的代码能力、数据结构和基础算法功底，熟练掌握至少一门主流编程语言（如Python、Java、C++等），ACM/ICPC、NOI/IOI、Top Coder、Kaggle等比赛获奖者优先； 3、熟悉AI相关技术栈：熟悉NLP、CV、ML等相关的技术，并深入理解大模型相关技术栈（如Reward Model、GRPO/PPO/DPO、SFT/RFT、CT、PE等），对安全领域相关模型（如漏洞检测模型、恶意代码分析模型）有了解者优先； 4、影响力项目或论文优先：在大模型或AI安全领域，主导过有影响力的项目或论文者优先； 5、出色的问题分析和解决能力：具备出色的问题分析和解决能力，能够自主探索创新性解决方案； 6、良好的沟通协作能力：具备良好的沟通协作能力，能够与团队成员紧密合作，共同探索新技术，推动技术进步。