Senior Android Engineer D/f/m jobs at Ebay in Germany

What you will accomplish:

• Learn eBay policies and procedures to detail results for the Jewelry Verification program.

• Apply standard grading and identification methodology

• Initiate and solve exceptions.

• Apply knowledge of jewelry to identify characteristics and treatments present in gemstones

• Collaborate with a diverse group of individuals.

• Implement verification for all categories

What you will bring:

• Gemological Laboratory grading and identification with minimum 1 year experience required.

• Diamond grading experience preferred

• Math proficiency: including but not limited to division, fractions and percentages

• Collaboration: Interface well with others, knows who to go to and how to communicate issues/needs.

• Strong analytical thinking

• Proficient in both German and English

• Manage timely and accurate payroll execution for multiple European countries and entities
• Collaboration with internal and external partners (outsourced payroll vendor, HR, Benefit and Stocks Team, authorities and auditors)
• Evaluate internal work processes and service deliveries, make recommendations and support implementing changes for improved efficiencies
• Partner with various teams to improve and streamline processes
• Chip in to payroll relevant projects
• Ensure perfect communication with the business and employees and be accountable for delivering on ad hoc queries
• Adhere to Things we value and behaviors, and uphold high ethical standards

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.