About the team and the role:

We are eBay's Seller Experience Team! We are looking for an expert Staff Full Stack Software Engineer to join us and help build robust and scalable software, help improve our code services and system architecture, participate in brainstorming sessions and supply ideas to our technology, algorithms and products, and work with the product and design teams to understand end-user requirements, formulate use cases, and deliver results.

We want the highest levels of technical talent and programming skills, as well as a keen desire to deeply understand our products and services to push our technology forward. You’ll work alongside the most creative engineering talent in the industry.

What you will accomplish:

• Develop features and services in highly scalable and reliable backend systems in a distributed system environment.
• Able to translate product and design documents into clean, high-quality, well-tested and maintainable production code autonomously
• Write test automations and practice continuous integration
• Conduct code review for immediate team
• Develop and maintain user documentation to support software applications.
• Practices evidence-centered design making features testable, ensuring high quality and improving velocity in continuous delivery.
• Champion best practices in frontend development, prioritizing performance, scalability, and maintainability.
• Optimize applications for speed and scalability through efficient and clean code.
• Lead architectural decisions, component design, and overall user experience strategy for frontend solutions.
• Provide mentorship and guidance to junior developers, fostering a culture of quality coding, continuous learning, and knowledge sharing.
• Stay abreast of emerging industry trends, tools, and technologies
• Accountable for multiple subsystems within a larger domain, taking full responsibility for their entire life cycle, including design, development, testing, deployment, observability and monitoring.
• Structure and complete tasks independently, meeting timelines and achievements.
• Effectively communicate assumptions and seek clarification from partners, ensuring alignment and understanding across all domains.
• Lead engineering support, release, and on-call responsibilities for an "always-on" 24/7 site.

What you will bring:

• Bachelor’s or Master’s degree or equivalent experience preferred with 10+ years of hands on experience as full stack engineer.
• Java, Python, distributed systems, cloud-related knowledge, REST, GraphQL.
• Highly proficient in front-end technologies, including Typescript, JavaScript (ES6+), HTML5, CSS3, and modern web development frameworks and tools.
• Strong grasp of front-end build processes and tools such as Webpack, Babel, npm, and yarn.
• Proven ability to integrate with back-end services via RESTful APIs.
• In-depth understanding of responsive design and cross-browser compatibility.
• Experience with Next.js, GraphQL, and EXPO SDK is beneficial. Familiarity with AWS services (such as API Gateway, Lambda, EKS, Cognito, and DynamoDB) and back-end technologies (like Python and Node.js) is also a plus.
• Strong programming skills with deep understanding of object-oriented concepts, design patterns, and a proven grasp of the software development lifecycle.
• Strong learning ability, dedicated and passionate about new and innovative technologies within immediate field of expertise
• Strong applied experience. You’ve built, broken, and rebuilt software applications
• Must be able to work 3 days out of the week in the Amsterdam office.