R&d Engineer jobs 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

• 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.

The Impact You’ll Make in this Role

Here, you will make an impact by:

• Developing medium and high voltage cable accessories, including connectors, terminations, and joints for global markets
• Collaborating with global cross-functional teams, including manufacturing, portfolio management, quality department, and project management
• Contributing to technology scouting and product roadmaps
• Leading product development projects from building business case till commercialization
• Direct interaction with end-customers to drive innovation and solve markets challenges
• Ensuring proper product lifecycle documentation including test reporting and failure analysis
• Contributing to the continuous improvement of design processes and methodologies.
• Building a network in the company and actively distributing your knowledge and expertise

Your Skills and Expertise

To set you up for success in this role from day one, 3M is looking for candidates who meet following minimum requirements:

• Master’s degree in Electrical, Energy Engineering, Power Systems, or related field
• Substantial experience in energy industry
• Experience of designing and testing of electrical insulation and electrical connections
• Experience in product development for electrical energy and high voltage testing
• Strong knowledge of high or medium voltage electrical systems, insulation materials, and manufacturing processes
• Fluent German and English

Additional qualifications that could help you succeed even further in this role include:

• Proficiency in industry standards and regulations, with experience in global high voltage projects
• Excellent problem-solving skills, attention to detail, and familiarity with advanced testing methodologies
• Strong communication skills, with the ability to present technical information clearly
• Ability to work independently and collaboratively in international teams
• Enthusiasm for learning, prototyping, and engaging with standardization organizations.

Job specifics:

• Location: Neuss, Germany
• Based on site
• Full Time
• Travel: may include up to 15%

Please note: your application may not be considered if you do not provide your education and work history, either by: 1) uploading a resume, or 2) entering the information into the application fields directly.

Please access the linked document by clicking select the country where you are applying for employment, and review. Before submitting your application, you will be asked to confirm your agreement with the terms.