דרושים Senior Ml Engineer Query Science Team ב-איביי ב-גרמניה

In this role, you will:

• Drive the operational launch and execution of new strategic initiatives in the Collectibles space, ensuring seamless coordination across product, operations, and marketing teams.

• Accelerate adoption and performance of innovative programs, identifying opportunities to improve efficiency, scalability, and impact.

• Partner with senior leaders to prepare strategy updates, business cases, and stakeholder communications, driving alignment across the organization.

• Contribute to future growth projects, from pilot design through to rollout, building repeatable frameworks that deliver long-term business results.

• Leverage analytics and market insights to guide decision-making, track performance, and measure impact.

We are looking for someone who:

• Has 4+ years of experience in top-tier management consulting or in e-commerce with a strong focus on strategy and cross-functional program leadership.

• Thrives in a fast-paced, strongly growing environment, with the ability to translate strategy into execution.

• Demonstrates strong project management skills, balancing multiple initiatives and stakeholder groups effectively.

• Possesses excellent communication skills, creating impactful narratives for both executive and cross-functional audiences.

• Brings a structured, problem-solving mindset with a bias for action and tangible results.

• Is fluent in English (German a strong plus).

• Design, deliver, and maintain significant features in data pipelines, ML processing, and / or service infrastructure

• Optimize software performance to achieve the required throughput and / or latency

• Work with your manager, peers, and Product Managers to scope projects and features

• Come up with a sound technical strategy, taking into consideration the project goals, timelines, and expected impact

• Take point on some cross-team efforts, taking ownership of a business problem and ensuring the different teams are in sync and working towards a coherent technical solution

• Take active part in knowledge sharing across the organization - both teaching and learning from others

• B.Sc. or M.Sc. in Computer Science or an equivalent professional experience

• 7+ years of software design and development experience, tackling non-trivial problems in backend services and / or data pipelines

• Full proficiency in Python; additional hands-on experience with Java is a plus!

• Solid foundation in Computer Science with strong proficiencies in Data Structures, Algorithms, Object-Oriented Programming, and Software Design

• Experience in designing and operating Big Data processing pipelines, such as: Hadoop, Spark, Hive

• Track record of impactful publications and/or patents in machine learning or related areas.

• Contributions to open-source ML tools or frameworks.

• Experience with modern large language models, graph-based ML, or knowledge graph construction.

• Strong presence in scientific communities through talks, panels, or organizing roles.

As an Android Engineer, you’ll work on the Shipping module within the eBay Android app — making it easier for sellers to ship items and for buyers to track their deliveries. You’ll collaborate with experienced engineers, designers, and product leaders, gaining hands-on experience with Kotlin, GraphQL, and AI-assisted development tools in a supportive and inclusive environment designed to accelerate your growth.

• Build and ship features for the Shipping module in the eBay Android app, impacting millions of customers globally.
• Collaborate with senior engineers, designers, and product managers to deliver seamless, user-focused mobile experiences.
• Integrate app components with GraphQL and RESTful services for reliability and performance.
• Use AI-powered development tools to enhance productivity and learn modern coding practices.
• Participate in code reviews, agile ceremonies, and technical discussions to contribute to team excellence.
• Strengthen your expertise in Android architecture, design patterns, and performance optimization.

• — ideally completed within the last 12 months.
• Strong understanding of Kotlin and object-oriented programming principles.
• Familiarity with Android SDK and commonly used Jetpack libraries.
• Passion for mobile development and eagerness to learn from experienced engineers.
• Strong communication, collaboration, and problem-solving skills.
• Bonus: previous Android app development experience through internships or personal projects, and familiarity with AI-assisted coding tools.

• Drive the search monetization technical vision by incorporating and developing software engineering processes and standards to enhance eBay’s buying experience.

• Collaborate with scientists and product managers to deploy complex yet scalable core algorithmic logic.

• Create robust data pipelines and real-time monitoring and optimization algorithms.

• 4+ years of software design and development experience, solid foundation in computer science with strong proficiencies in data structures, functional programming, algorithms, OOPs, and Software Design

• Experience in designing and operating big data processing pipelines, such as: Hadoop, Spark, Hive, ETL

• 3+ years of software development experience in building large scale Web Services and Backend Applications using Java, C++, Scala, and related technologies

• Background or interest in mathematics or machine learning

• Excellent verbal and written communication, collaboration, and influencing skills

• Bachelor's degree in computer science/engineering or equivalent professional experience, with 5+ years of experience,

• Masters degree in computer science/engineering or equivalent professional experience, with 3+ years of experience.

As an iOS Engineer, you’ll work on the Shipping module within the eBay iOS app — making it easier for sellers to ship items and for buyers to track their deliveries.

You’ll collaborate with experienced engineers, designers, and product leaders, gaining hands-on experience with Swift, GraphQL, and AI-assisted development tools in a supportive and inclusive environment designed to accelerate your growth.

• ​​​ Build and ship features for the Shipping module in the eBay iOS app, impacting millions of customers globally
• Collaborate with senior engineers, designers, and product managers to deliver seamless, user-focused mobile experiences.
• Integrate app components with GraphQL and RESTful services for reliability and performance.
• Use AI-powered development tools to enhance productivity and learn modern coding practices.
• Participate in code reviews, agile ceremonies, and technical discussions to contribute to team excellence.
• Strengthen your expertise in iOS architecture, design patterns, and performance optimization.

• — ideally completed within the last 12 months.
• Strong understanding of Swift and object-oriented programming principles.
• Familiarity with UIKit, SwiftUI, and mobile app development fundamentals.
• Passion for mobile development and eagerness to learn from experienced engineers.
• Strong communication, collaboration, and problem-solving skills.
• Bonus: previous iOS app development experience through internships or personal projects, and familiarity with AI-assisted coding tools.

What you will accomplish:

• Leverage advanced data analytics techniques to transform complex datasets into actionable insights that drive enforcement strategies.

• Architect and implement scalable data pipelines and infrastructure utilizing cutting-edge technologies.

• Design and present sophisticated data processing architectures that optimize storage and computational efficiency.

• Develop and deploy analytical models that integrate machine learning algorithms to improve detection capabilities.

• Conduct comprehensive analyses of user interactions to derive insights for tool optimization and enforcement strategies.

• Collaborate with multi-functional teams to identify data requirements and design efficient solutions that align with business objectives.

What you will bring:

• Strong experience in analyzing and interpreting data to derive insights that advise business decisions.

• Professional experience in software development or data engineering, particularly in designing and developing ETL pipelines.

• Proficiency in Python programming and extensive knowledge of SQL for database management.

• Experience with big data technologies such as Hadoop, Spark, HDFS, and DBT.

• Familiarity with CI/CD processes, linters, and unit testing.

• Experience in product analytics and conducting A/B tests is highly desirable.

We are seeking an experienced and dynamic Senior Manager Collectibles to join us on an interim basis. In this role, you will provide overall leadership to the Collectibles team for a defined period, ensuring strategic direction, guidance, and delivery of key objectives. Following this, you will transition into direct responsibility for one of the categories, taking on full category management tasks . This assignment combines both people leadership and hands-on category management , making it a pivotal role to secure continuity, performance, and growth within the Collectibles division during the interim period.

What You Will Accomplish

• Lead, mentor, and develop a team of Category Managers, fostering a collaborative and high-performance work environment. Encourage professional growth and provide guidance to ensure the team meets and exceeds goals throughout the interim assignment.

• Develop and implement category strategies that align with overall business objectives to ensure a competitive market position and sustainable growth.

• Continuously assess market trends, consumer behavior, and the competitive landscape , identifying growth opportunities and potential risks, and translating insights into actionable strategies.

• Guide and support Category Managers in establishing and maintaining strong relationships with key sellers and strategic partners to promote category growth.

• Collaborate with marketing, operations, finance, and product teams to ensure seamless execution of category strategy plans and maintain business continuity.

• Set and achieve ambitious Gross Merchandise Volume (GMV) targets , closely monitoring performance metrics and adjusting strategies to meet financial expectations during the interim period.

• Take on direct category management responsibilities

What You Will Bring

• Master’s degree in business or a related field, with 5+ years of relevant experience , preferably in an e-commerce or strategy consulting environment.

• Strong leadership skills with experience in managing and developing high-performing teams.

• Strong interpersonal and negotiation skills to build and maintain productive relationships with sellers and internal stakeholders.

• Excellent problem-solving skills to quickly identify issues, analyze challenges, and implement effective solutions to mitigate risks and capitalize on opportunities.

• Proficiency in analyzing complex data, understanding market research, and tracking consumer trends to make informed decisions and forecast category performance.

• Proficiency in English and German