דרושים Applied Researcher 2- Search ב-איביי ב-China, Shanghai

What you will accomplish:

• Development and implementation of complex Android application features, ensuring dedication, quality, and responsiveness of the applications.

• Collaborate with cross-functional teams, including product managers, designers, and other developers, to define app features, architecture, and technology stack.

• Collaborate with other eBay iOS and mobile engineering teams on common components, and cross domain functionality.

• Write high-quality, maintainable, testable, and efficient code, adhering to best practices and industry standards.

• Write tests and perform debugging of applications to ensure optimal performance, scalability, and reliability.

• Keep up-to-date with the latest Android development trends and technologies, actively learning and continuous improvement of skills.

• Conduct code reviews, and offer constructive feedback to team members.

• Resolve complex technical issues and challenges reported by users or identified during testing.

What you will bring:

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.

• 5+ years of experience in Android development, with a strong portfolio of sophisticated, widely-used apps.

• Expertise in Kotlin and Java, MVVM architecture, and extensive experience with Android SDK, Android Studio, Jetpack Compose and other relevant frameworks.

• In-depth knowledge of RESTful APIs and JSON to connect Android applications to back-end services.

• In-depth knowledge of dependency injection.

• Solid understanding of Google’s Android design principles and interface guidelines.

• Experience with cloud message APIs, push notifications, and mobile analytics.

• Proficiency with version control tools such as Git, and familiarity with CI/CD practices.

• Exceptional problem-solving skills, attention to detail, and strategic thinking capabilities.

• Excellent communication and teamwork skills

Preferred Qualifications:

• Strong familiarity with Agile development methodologies.

• Working with GraphQL based services

• Experience in e-commerce or similar high-traffic, consumer-facing applications.

Disclaimer: Please note that by applying to this role, you are agreeing to be considered for multiple positions. This is a general description of the qualifications and skills required for positions of this type of role.

What you will accomplish:

• Development and implementation of complex iOS application features, ensuring dedication, quality, and responsiveness of the applications.

• Collaborate with cross-functional teams, including product managers, designers, and other developers, to define app features, architecture, and technology stack.

• Collaborate with other eBay iOS and mobile engineering teams on common components, and cross domain functionality.

• Write high-quality, maintainable, testable, and efficient code, adhering to best practices and industry standards.

• Write tests and perform debugging of applications to ensure optimal performance, scalability, and reliability.

• Keep up-to-date with the latest iOS development trends and technologies, actively learning and continuous improvement of skills.

• Conduct code reviews, and offer constructive feedback to team members.

• Resolve complex technical issues and challenges reported by users or identified during testing.

What you will bring:

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.

• 6+ years of experience in iOS development, with a strong portfolio of sophisticated, widely-used apps.

• Expertise in Swift, SwiftUI, MVVM architecture, and extensive experience with iOS SDK and Xcode.

• In-depth knowledge of RESTful APIs and JSON to connect iOS applications to back-end services.

• In-depth knowledge of dependency injection.

• Solid understanding of Apple’s User Interface guidelines.

• Experience with cloud message APIs, push notifications, and mobile analytics.

• Proficiency with version control tools such as Git, and familiarity with CI/CD practices.

• Exceptional problem-solving skills, attention to detail, and strategic thinking capabilities.

• Excellent communication and teamwork skills

Preferred Qualifications:

• Strong familiarity with Agile development methodologies.

• Working with GraphQL based services

• Experience in e-commerce or similar high-traffic, consumer-facing applications.

Disclaimer: Please note that by applying to this role, you are agreeing to be considered for multiple positions. This is a general description of the qualifications and skills required for positions of this type of role.

• Lead and mentor a team of applied research scientists and engineers in developing sophisticated advertising algorithms and models on both seller side and buyer side
• Drive research initiatives in areas such as CTR prediction, bid optimization, and recommendation systems
• Collaborate with product, engineering, and business teams to translate research findings into scalable solutions
• Define and complete the technical roadmap for ads monetization improvements
• Foster cross-functional partnerships to drive innovation in advertising technology

• Master or PhD. in Computer Science, Machine Learning, or related field, or equivalent experience
• proven experience in applied research, with 3+ years in advertising technology
• Strong track record of leading and delivering impactful machine learning projects
• Experience with large-scale machine learning systems and advertising platforms
• Excellence in team leadership and cross-functional collaboration

• Experience with real-time bidding systems and programmatic advertising
• Deep understanding of recommendation systems and personalization
• Publication record in top-tier conferences (KDD, WWW, SIGIR, etc.)
• Experience with e-commerce platforms and marketplace dynamics
• Strong communication skills and ability to influence senior partners

Responsible and relentless focus on quality.

Qualifications:
Bachelor's Degree in Computer Science or equivalent is required.
Self-directed work style with minimum supervision.

Expert level programming (C++) are required with demonstrated ability to solve complex problems.

Experience on Rust development is a plus.

Experience in system programming, such as Database, Operating System, is preferred.
Experience in massively distributed systems is preferred.
Experience in Database kernel development is preferred.

Experience on PostgreSQL kernel development is a big plus.

Strong verbal and written communication skills in English is preferred.

Disclaimer: Please note that by applying to this role, you are agreeing to be considered for multiple positions. This is a general description of the qualifications and skills required for positions of this type of role.

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Manages fee computation, charging, and monitoring through systems like PriceX and PriceA, and the Pricing and Charging Engine. It integrates with APIs and systems for fee management and supports pricing and promotion flows, subscription life cycle management, and seller account functionalities.

Interfaces with various courier carriers to provide real-time package status updates for sellers and buyers.

Responsibilities:

• Lead the design and development of complex systems within the team.

• Collaborate closely with the US team, independently manage project interfaces, and drive project progress.

• Design and implement efficient and scalable Java applications using Spring and Spring Boot frameworks.

• Provide technical guidance and support to help team members grow.

• Ensure projects are delivered on time and meet high-quality standards.

Requirements:

• Bachelor's degree in Computer Science or a related field; Master's degree preferred.

• Fluent English communication skills, capable of effectively engaging with international teams.

• Solid Java programming skills, with proficiency in Spring and Spring Boot frameworks.

• Ability to design complex systems and solve technical challenges in large-scale systems.

• At least 5 years of relevant work experience, with the ability to lead a team of 3 to 4 people.

• Excellent problem-solving and project management skills.

Disclaimer: Please note that by applying to this role, you are agreeing to be considered for multiple positions. This is a general description of the qualifications and skills required for positions of this type of role.

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As a Senior Applied Researcher, you will play a pivotal role in advancing eBay’s shipping systems. You will lead projects that push the boundaries of logistics optimization and delivery efficiency, ensuring our buyers and sellers receive the most reliable and cost-effective shipping solutions. This role requires a deep understanding of machine learning, data science, and a passion for applying research to solve complex real-world problems.

Key Responsibilities:

• Lead the design and implementation of sophisticated algorithms that enhance the efficiency and reliability of eBay’s shipping systems.

• Stay informed about the latest advancements in logistics algorithms and integrate them into the system to improve business metrics and enhance the user experience.

• Collaborate with cross-functional teams to integrate research findings into production systems, ensuring scalability and performance.

• Conduct experiments and analyze data to drive continuous improvement of shipping models.

• Stay abreast of the latest developments in machine learning and logistics systems, applying new techniques to improve eBay’s shipping experience.

• Mentor and guide junior researchers, encouraging a culture of innovation and excellence within the team.

• Communicate research insights and technical concepts to both technical and non-technical partners.

Qualifications:

• Ph.D. or Master’s degree or equivalent experience in Computer Science, Machine Learning, Data Science, or a related field.

• Extensive experience, with more than 7 years, in designing, developing, and deploying machine learning models, particularly in the area of logistics or shipping systems.

• Strong proficiency in programming languages such as Python, Java, or Scala, and experience with machine learning frameworks like TensorFlow, PyTorch, or similar.

• Excellent problem-solving skills and the ability to work in a fast-paced environment.

• Strong oral English skills, with solid experience to effectively convey ideas and collaborate with international teams and stakeholders.

• Proven track record of publishing research in top-tier conferences or journals is a plus.

• Experience in e-commerce or a related industry is a plus.

Disclaimer: Please note that by applying to this role, you are agreeing to be considered for multiple positions. This is a general description of the qualifications and skills required for positions of this type of role.

This website uses cookies to enhance your experience. By continuing to browse the site, you agree to our use of cookies. Visit our for more information.

• Lead and mentor a team of applied research scientists and engineers in developing sophisticated advertising algorithms and models on both seller side and buyer side
• Drive research initiatives in areas such as CTR prediction, bid optimization, and recommendation systems
• Collaborate with product, engineering, and business teams to translate research findings into scalable solutions
• Define and complete the technical roadmap for ads monetization improvements
• Foster cross-functional partnerships to drive innovation in advertising technology

• Master or PhD. in Computer Science, Machine Learning, or related field, or equivalent experience
• proven experience in applied research, with 3+ years in advertising technology
• Strong track record of leading and delivering impactful machine learning projects
• Experience with large-scale machine learning systems and advertising platforms
• Excellence in team leadership and cross-functional collaboration

• Experience with real-time bidding systems and programmatic advertising
• Deep understanding of recommendation systems and personalization
• Publication record in top-tier conferences (KDD, WWW, SIGIR, etc.)
• Experience with e-commerce platforms and marketplace dynamics
• Strong communication skills and ability to influence senior partners

This website uses cookies to enhance your experience. By continuing to browse the site, you agree to our use of cookies. Visit our for more information.