Team Overview:

Join the Marketing Technologies Platform Team that powers billions of communications per day sent to customers across the world. This team plays a pivotal role in delivering personalized and timely customer engagement experiences across eBay's global user base.

Role Overview:

We are looking for a skilled and enthusiastic Senior Java Developer to join our development team. In this role, you will be responsible for developing, testing, and deploying Java-based applications and services. You will work within an agile environment, contributing to all phases of the software development lifecycle, from design to deployment. This is an excellent opportunity for a developer with solid foundational skills to grow their expertise and take on more responsibility in a collaborative setting.

Key Responsibilities

• Software Development: Develop, test, and maintain robust and efficient Java applications and backend services.
• Code Implementation: Write clean, well-structured, and maintainable code adhering to established coding standards and best practices.
• Feature Development: Implement new features and functionalities based on product requirements and technical designs.
• AI Assisted Code Generation: Familiarity with foundational AI concepts and practical experience applying AI-powered coding generation (e.g., OpenAI Codex, GitHub Copilot, Anthropic Claude, Cursor, Windsurf or understanding of transformer-based code generation) will be a significant asset.
• Generative AI and Large Language Models: Understanding of large language models, prompt engineering, retrieval augmentation generation, Model Context Protocol is highly desirable.
• Bug Fixing & Support: Identify, diagnose, and resolve software defects and contribute to production support as needed.
• Collaboration: Work closely with senior developers, product owners, and QA engineers to understand requirements, contribute to technical designs, and ensure timely delivery of features.
• Testing: Participate in unit testing, integration testing, and support user acceptance testing (UAT).
• Code Review: Participate in code reviews, providing constructive feedback to peers and learning from others' code.
• Documentation: Contribute to technical documentation for developed features and systems.
• Continuous Improvement: Actively participate in team discussions, retrospectives, and contribute to process improvements.

Qualifications Required:

• Education: Bachelor's or Master's degree in Computer Science, Software Engineering, or a related technical field, or equivalent practical experience.
• Experience: 7+ years of professional experience in Java development with a Bachelor's degree, or 5+ years with a Master's degree.
• Core Java: Strong understanding of Java fundamentals, object-oriented programming (OOP) principles, data structures, and algorithms.
• Frameworks: Hands-on experience with Spring Framework (Spring Boot, Spring MVC).
• Web Technologies: Experience with RESTful APIs.
• Databases: Proficiency with at least one relational database (e.g., PostgreSQL, MySQL, SQL Server) and basic SQL knowledge.
• Tools: Experience with version control systems (Git) and build tools (Maven or Gradle).
• AI Code Generation: Familiarity with foundational AI concepts and practical experience applying AI-powered coding generation (e.g., OpenAI Codex, GitHub Copilot, Anthropic Claude, Cursor, Windsurf or understanding of transformer-based code generation) will be a significant asset.
• Problem Solving: Solid analytical and problem-solving skills.
• Communication: Good verbal and written communication skills.

Preferred:

• Experience with microservices architecture.
• Familiarity with cloud platforms (e.g., AWS, Azure, GCP).
• Experience with message queues (e.g., Kafka, RabbitMQ).
• Knowledge of front-end technologies (e.g., HTML, CSS, JavaScript, React/Angular/Vue) is a plus.
• Experience with Agile/Scrum development methodologies.
• Familiarity with testing frameworks (e.g., JUnit, Mockito).