Staff Software Engineer jobs at Ebay in United States, Portland

About the team and role:

You’ll work on , while driving modernization of the native platform using Kotlin, Jetpack Compose, and modern Android architecture . The role involves deep collaboration with iOS, backend, and security teams to deliver cohesive, cross-platform identity solutions.

Job Requirements :

• 8+ years of professional experience in native mobile development.

• Bachelor’s degree in EE, CS, or a related field.

• Mastery of advanced Kotlin language features and Android APIs.

• Experience authoring shared libraries (internal or external distribution).

• Advanced debugging skills (emulator, adb, LLDB).

• Experience with Android CI/CD.

• Proven experience proposing and influencing technical strategy and roadmap, balancing short- and long-term objectives.

• Strong background designing and building scalable, distributed, and highly available systems.

• Solid knowledge of end-to-end system design from frontend to backend involving JavaScript frameworks, GraphQL/REST APIs, Messaging Systems, RDBMS/NoSQL, Containers, and Infrastructure layers. (GraphQL experience preferred.)

• Proficiency in multiple programming languages and frameworks, with deep mastery in at least one or two.

• Demonstrated ability to improve team velocity and code quality through strong engineering practices.

• Experience using AI tools to enhance productivity and efficiency.

• Excellent decision-making skills; thrives in ambiguity and change.

• Strong ownership mindset with exceptional interpersonal and cross-functional collaboration skills.

• Passion for mentoring and developing others; proven positive impact on team culture and technical growth.

Responsibilities:

• Translate requirements into software design and develop clean, efficient, and maintainable code.

• Own large functional areas and demonstrate deep technical expertise.

• Influence technical direction across domain teams and guide others toward sound architectural decisions.

• Improve team productivity by identifying and implementing opportunities for process and tooling enhancements.

• Design systems with flexibility in mind to accommodate future changes and improve engineering velocity.

• Collaborate effectively with cross-functional teams (product, design, backend,

  iOS
  , and security) to deliver innovative, high-impact solutions.

• Manage project features, break down work into sub-tasks, and drive execution by resolving technical blockers.

• Provide technical guidance, perform code reviews, contribute to and review Architecture Decision Records (ADRs), and mentor engineers within and across teams.

• Identify gaps and issues across systems, propose technical solutions, and help shape the engineering roadmap.

• Maintain a growth mindset and continuously seek learning opportunities through knowledge sharing and professional development.

The base pay range for this position is expected in the range below:

What you will accomplish

• Build and maintain eBay’s homepage/CMS backend engineering and machine learning stack

• Translate requirements to software design and create clean, efficient, extensible, maintainable code.

• Be responsible for a large functional area possessing in-depth knowledge and expertise.

• Influence across domain teams and guiding others towards the right technical decisions

• Design and build scalable, distributed and high-available systems, ensuring high-performant, responsive website and accessibility.

• Provide technical guidance, code review for immediate team and other teams, contribute and review ADRs (Architecture Decision Records), coaching, and mentorship to individual team members within and outside teams.

• Lead engineering support, release, and on-call responsibilities.

• Identify areas in the team applications and integrate flexibility in the design for these areas

• Improving engineering velocity.

What you will bring

• 6+ years of experience in working in JavaScript, GraphQL REST APIs, messaging systems and/or other backend programming languages.

• Hands-on experience building data-driven applications (RDBMS, NoSQL, ElasticSearch)

• A deep understanding of building scalable backend applications.

• Strong experience delivering results in fast-paced environments (agile, TDD, CI/CD)

• Passion for AI technologies (LLMs and Machine Learning)

The base pay range for this position is expected in the range below:

What you will accomplish

• Create world-class, user-centered designs and experiences which solve for customer needs, deliver on business requirements, account for technical feasibility and leverage future trends

• Use your understanding of user-centered design processes and ability to create prototypes and high quality design work to drive product design for end-to-end projects in agile, cross-functional teams

• Operate as a "Co-Founder" within the cross-functional product team by identifying and validating user problems, producing inventive and thoughtful solutions for users and the business, and shipping meaningful product updates that deliver tangible results

• Unite multiple AI-related projects into a cohesive portfolio and end-to-end experience for our customers via collaboration with our design system teams, engineers and multiple product management teams

• Deliver tested solutions via participation in user research, product discovery & testing

• 8+ years of professional experience in product design as an IC design lead working across large cross-domain and cross-functional projects which define an end-to-end customer experience

• An outstanding portfolio which demonstrates a broad range of design and product strategy across web-based and native applications and consumer experiences

• Experience using design thinking methodologies & UCD processes to drive collaboration across agile, cross-functional teams in a large organization

• Hands-on experience driving product and concept development, including generative research, storyboarding, user-journey mapping, competitive analysis, prototyping, qualitative interviews and quantitative testing

• Ability to synthesize ambiguity, bringing industry trends, research, team insights, business priorities, and partner feedback into actionable UX strategy and design execution

• Experience designing AI interfaces or other experience designing with emerging technologies

The base pay range for this position is expected in the range below:

You’ll report directly into the Senior Manager of eBay Live and work closely with cross-functional partners in design, product, engineering, research, and marketing. You will be a primary driver advancing eBay Live to industry leadership by deeply understanding seller pain points, innovating on design solutions, and integrating Live workflows into core selling experiences.

What You'll Accomplish

• Lead design strategy, architecture, and vision for eBay Live seller experiences, enabling retention and growth in a competitive live commerce landscape.

• Drive end-to-end product design, championing service-design methodologies to define and elevate the Live seller journey (onboarding, pre-stream, in-stream, post-stream, business management).

• Collaborate with senior design, product, engineering, content, and research leadership to align roadmaps, optimize workflows, and deliver scalable solutions that benefit sellers and buyers.

• Develop and iterate advanced design prototypes and narratives that bring innovative concepts to life for testing and refinement in partnership with Research and Content teams.

• Partner deeply with content and research peers to ensure seller perspectives, data, and storytelling inform UX strategy and execution across live commerce touchpoints.

• Drive executive-level presentations, storytelling, and crafting of design narratives that clearly communicate opportunities, solutions, and results to senior leadership and stakeholder audiences.

• Advocate for sellers by synthesizing research findings, competitive insights, and internal priorities into actionable UX strategy and design execution.

• Facilitate workshops, user testing, and field research to uncover seller needs, validate hypotheses, and inform design directions.

• Serve as a primary design lead and mentor for cross-team collaboration, contributing to Figma file development, service-design documentation, and process improvement initiatives.

What You'll Bring

• 10+ years of professional product design experience, with deep expertise in live commerce, marketplace, or high-velocity seller experiences.

• Advanced mastery of Figma, prototyping tools, and interactive design methods, demonstrated through a robust portfolio showcasing end-to-end product design, strategy, and delivery of complex seller-focused solutions across web and native platforms.

• Experience delivering compelling executive-level presentations, storytelling, and clear design narratives to influence senior leaders and drive alignment.

• Demonstrated ability to architect holistic, scalable design systems and drive cross-domain alignment.

• Advanced proficiency in journey mapping, service design documentation, and workshop facilitation.

• Proven success influencing product vision, roadmap prioritization, and organizational advocacy for seller needs in a high-growth environment.

• Track record of building strong partnerships with content and research peers, and collaborating effectively across cross-functional design, product, engineering, and stakeholder communities.

• Experience leading design thinking activities, user-centered research, and qualitative validation within cross-functional squads.

• Inclusive, collaborative approach—building trusted relationships and coaching others to foster innovation within and across teams.

• Commitment to ongoing learning, mentoring, and advancing design excellence.

• Background or deep interest in streaming, live commerce, video-first platforms, or game design.

The base pay range for this position is expected in the range below:

What you will accomplish :

• Collaborate with engineers, UX designers, and product managers in an agile environment to design, develop, test, and support high-quality, high-performance, visually appealing, and interaction-rich front-end products across all phases of the development cycle, ensuring compatibility across browsers and operating systems.

• Develop and maintain web applications using JavaScript/TypeScript, HTML, CSS, web UX component template language, web assembly, and Node.js. Design and develop responsive layouts, ensuring cross-browser and cross-platform compatibility and performance.

• Build rich web applications by improving browser local IndexedDB and web workers.

• Design and implement shareable UX components, libraries, tools, and processes to improve team development agility.

• Implement and manage CI/CD pipelines using tools like Jenkins and Git and integrate with backend APIs, focusing on performance tuning for both browser and Node.js virtual machines.

• Write and maintain automated tests using tools such as Playwright, Percy, or other testing frameworks and ensure code quality by writing well-structured, maintainable, and efficient code, incorporating CSS and JavaScript standard methodologies.

What you will bring:

• Prefer B.S. or M.S degree with 10+ years of experience in architecting, designing, and developing high-volume, highly interactive web applications that are compatible across various browsers and device types.

• Expertise in HTML5, CSS3 (using preprocessors like LESS or SASS), Content Delivery Networks (CDN), and advanced JavaScript/TypeScript development. Proficient in Ajax and web template technologies, with expert-level skills in server-side Node.js web application development.

• · Knowledge of automation testing tools and experience in writing automation tests to cover unit, component, and UI visual tests.

• Strong foundation in computer science, particularly in data structures and algorithms.

• Experience in non-functional skills like Security, Load and Performance Tests, Accessibility, Site Speed optimization, Cross-browser /Cross-platform UX Design.

The base pay range for this position is expected in the range below:

About the Role :

What you will accomplish :

• Crafting/giving functional and technical direction to a solution

• Test-driven development (TDD)/Behavior Driven Development (BDD), clean code, software craftsmanship

• Testing at all levels (unit, integration, UI and acceptance)

• Refactoring to enhance testability and re-usability

• Continuous delivery and integration

• Identify project risks, quantify risk/benefit relationships

What you will bring :

• Bachelor's degree from an accredited College or University in Computer Science or related major and 5+ years of mobile development experience

• Experience in iOS, Swift, Objective-C, and XCode as well as familiarity with the integration of network services

• Knowledge of GraphQL, REST is helpful

• Knows about Async/Await, concurrency, combine, UIkit, SwiftUI and various iOS development frameworks essential for Mobile Application development

• Full stack development experience is a bonus

The base pay range for this position is expected in the range below:

• Write clean, efficient, testable code in Java/Kotlin and Python.
  

• Apply modular design principles and ensure clear separation of concerns across service boundaries.
  

• Support the integration, deployment, and optimization of AI/ML models to enhance product functionality and system performance.
  

• Partner with cross-functional teams—including ML, data, product, and other engineering groups—to deliver high-quality solutions for eBay’s marketplace.
  

• Use AI-driven tools and modern engineering practices to accelerate development and improve productivity.
  

• Participate in architectural discussions and contribute to shaping the direction of backend and applied AI/ML systems.

• Proven software engineering experience with a strong focus on backend systems and production-grade services.
  

• Proficiency in Java/Kotlin and Python , with the ability to write clean, efficient, and maintainable code.
  

• Deep understanding of backend architecture, distributed systems, modular design principles, and core system design fundamentals.
  

• Strongly preferred experience with:
  

  • Applied AI/ML model integration
    

  • Hugging Face
    

  • PyTorch
    

  • Spring Boot
    

  • NoSQL databases
    

  • Spark
    

• Ability to learn new technologies quickly and effectively leverage AI tools to enhance engineering workflows.
  

• Bachelor’s or Master’s degree in Computer Science or a related field.
  

• 6–8 years working in software engineering roles.
  

• Excellent communication skills and a track record of collaborating successfully with geographically distributed teams.
  

• A passion for building high-quality, scalable software that delivers meaningful customer impact.

The base pay range for this position is expected in the range below: