Senior Web Developer jobs

Senior MTS Software Engineer, Data Platform

Job Type: Full-time

We are seeking Data Platform Software Engineers, not Data Engineers . While familiarity with Spark, Flink, and other tools in the Hadoop environment is a definite advantage, your focus will be on building the data platform rather than just creating data pipelines.

• Independently lead complex, high-impact initiatives across eBay’s Data Platforms, from conception to successful production rollout. You will collaborate with Product Managers to help define the vision for the data platform at eBay.

• Architectural Leadership: Own and evolve the architecture for core data platform systems, ensuring solutions are scalable, secure, maintainable, and in alignment with enterprise standards.

• System Design: Eliminate duplication across systems and ensure clear responsibility boundaries; align systems with business needs and future scalability.

• Engineering Excellence: Champion clean architecture, promote use of modern frameworks, enforce quality gates, and ensure adherence to design patterns and coding standards.

• Lead by Example: Write reference implementations, contribute to core libraries, and conduct in-depth code reviews to influence standards and uplift team capabilities.

• Cost Optimization: Propose and drive engineering solutions that reduce operational overhead, improve resource efficiency, and automate manual processes.

• Framework Development: Find opportunities to build reusable components, services, and frameworks that accelerate feature delivery across the organization

• Modernization: Lead migrations of legacy systems into modern architectures and cloud-native paradigms with minimal disruption and high impact.

• Collaboration: Drive complex technical discussions, build consensus across engineering, product, and operational teams, and ensure smooth delivery of cross-functional projects.

• Documentation & Governance: Create well-structured Architecture Decision Records (ADRs) and contribute to technical documentation and standards.

• Proactively address performance, security, compliance, and future-proofing of solutions while balancing latency, correctness, scale, and cost.

• Raise the engineering bar through design/code reviews, operational excellence (SLOs, observability, incident management), and scalable practices that increase velocity across teams.

• Mentorship: Act as a technical mentor, guiding senior and junior engineers on architecture best practices and advanced problem-solving.

• Introduce AI-first frameworks and reusable components that reduce developer friction and enable faster iteration.

• Automate diagnostics, monitoring, and remediation using intelligent assistants and prediction-based alerting.

• Excellent in interpersonal communication
  

What you bring

• Extensive experience owning large-scale distributed data platforms (multi-PB data, high-throughput streams, global systems).

• Deep systems approach : you anticipate bottlenecks, design for reliability (reprocessing, idempotency, schema evolution), and think holistically across compute, storage, and APIs.

• Excellent decision-making and communication skills , thriving in ambiguity while aligning diverse stakeholders on the right path forward.

• Security and compliance mindset , including data privacy, RBAC/ABAC, encryption, and auditability — with the ability to partner with compliance teams on regulatory requirements.

• Proven leadership in mentoring engineers, shaping team culture, and driving organizational change in engineering practices.

• Growth mindset
  

• High-impact mission : You will build and modernize eBay’s Data Platform, which powers analytics, experimentation, machine learning, personalization, and trust and compliance on a global scale.

• Challenging technical problems : From real-time streaming at scale, to lakehouse correctness, governance, cost and performance optimization, and multi-cloud resiliency.

• Vibrant culture : A collaborative, transparent, and inclusive environment where diverse perspectives are valued, knowledge sharing is encouraged, and every engineer has a voice.

• Flexibility & support : Hybrid/remote-friendly practices, competitive compensation, global benefits ( ), and support for learning resources, conferences, and career development.

• Always-on responsibility with balance
  

Qualifications

• 12+ years of experience in building and operating large-scale distributed systems, with 5+ years as a staff/architect-level technical lead across multiple domains.

• Proven success in driving technical strategy and roadmaps , authoring architecture and technical vision documents, and aligning stakeholders across engineering, product, and compliance.

• Strong foundation in data structures, algorithms, and distributed systems design .

• Proficiency in Java/Python (or equivalent) and in infra-as-code, CI/CD, and containerized environments.

• Hands-on deep internal expertise in several of the following: Kafka/Flink, Spark,, Delta/Iceberg, GraphQL/REST APIs, RDBMS/NoSQL, Kubernetes, Airflow.

• Experience building both streaming and batch data platforms , improving reliability, quality, and developer velocity.

• Demonstrated ability to mentor senior engineers, influence org-wide practices , and make long-term architectural decisions that unlock measurable business outcomes.

• BS/MS in CS or equivalent practical experience.

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

You will be the architect and driver of , leading a global engineering organization of hundreds of people. Your directive is clear: simultaneously achieving a new global standard for This is a strategic CX Transformation role, not simply a maintenance role.

CX Technology and a critical partner to business executives, you will be responsible for the end-to-end engineering execution for how millions of buyers and sellers experience customer service at eBay.

• Develop multi-year strategy to shift service support from reactive to proactive automation, saving $X0M annually.

• Global Leadership & Scale: Lead, mentor, and scale a global organization of hundreds of engineers, product managers, and data scientists , fostering a culture of urgency, innovation, and customer-centricity.

• Business Partnership: Serve as the technology voice at the executive table, partnering with CX Operations, Product, and Marketing VPs to ensure a cohesive, unified customer experience that directly impacts Gross Merchandise Volume (GMV) and seller retention.

• Off-Track Project Recovery: Assume direct responsibility for critical off-track projects, offering strong technical mentorship and transparent communication to executive collaborators to regain delivery trust and business impact.

• Take charge of crafting high-level cases to illustrate the business impact of technical investments.

You will be leading the charge on a cutting-edge technical portfolio that defines the future of e-commerce service.

• Generative AI (GenAI) First: Drive the adoption, development, and responsible deployment of Generative AI and Large Language Models (LLMs) to automate agent workflows, power intelligent virtual assistants, and enable self-service at unprecedented scale and complexity.

• Platform & Data: Own the majority of the unified CX platform , encompassing all digital contact channels (web, app, social), CRM integrations, and the foundational Big Data infrastructure necessary for real-time personalization and predictive service.

• MLOPs & Data Science: Establish a world-class MLOPs practice for the rapid iteration, deployment, and monitoring of Machine Learning models that predict customer needs and automate resolution.

• Modern Cloud Architecture: Ensure the entire stack operates on a scalable, resilient Cloud Infrastructure , adhering to industry-leading standards for security, uptime, observability, and efficiency.

You are a decisive, inspiring, and business-focused Engineering Executive Leader who understands that technology is the engine of competitive advantage.

• Business Insight: You don't just write code; you write business strategy. You can quantify engineering success in terms of P&L impact, customer lifetime value (CLV), and operational efficiency.

• Demonstrate Influence: Proven success in persuading VPs and leaders to drive strategic changes using data and compelling reasons.

• Crisis & Conflict Navigator: You excel at navigating challenging discussions with collaborators, team members, and partners without intensifying tension, transforming conflicting scenarios into constructive agreements.

• Customer-Centric Engineer: You have a missionary zeal for customer-centricity and a demonstrated ability to train and motivate engineering teams to deeply understand the user journey and build empathy into their products.

• Transformation Agent:

• 15+ years of progressive experience in software engineering and technology, with at least 8+ years in Executive Leadership / Senior Director roles managing large, global teams.

• Deep foundational expertise in Java/J2EE development, object-oriented design, data structures, and algorithms, demonstrated through leadership over complex, high-transaction, multi-tier software applications.

• Demonstrated experience integrating Generative AI, Machine Learning, or complex NLU/NLP solutions into production, driving measurable business results.

• Demonstrated expertise in coordinating the development of large-scale distributed systems or applications for data processing. Knowledge of technologies like Hadoop, HBase, Spark, Docker, and Kubernetes is a significant advantage.

• Deep domain expertise in Customer Experience (CX) Technology , Contact Center solutions at massive scale (e.g., $50B+ annual GMV organization).

• Bachelor's or Master's degree in Computer Science, Engineering, or a related technical field with equivalent experience.

• Outstanding ability to communicate, present, and negotiate highly technical strategy to non-technical executives and C-suite audiences.

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

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:

• Lead Brand Storytelling: Define and evolve eBay’s brand narrative to reflect our purpose and differentiation across consumer audiences.

• Develop Integrated Campaigns: Build and execute innovative, cross-channel communications campaigns that elevate brand visibility and strengthen marketplace consideration.

• Partner Across Functions: Collaborate with Marketing, Creative, and Business Units to align storytelling with brand campaigns and product initiatives.
  Drive Earned Media Impact: Cultivate strong media relationships and deliver coverage that showcases eBay’s relevance in culture, innovation, and purpose.

• Manage Global Agency Partners: Lead agency partners in concepting and delivering high-impact campaigns that reinforce eBay’s global brand positioning.

• Enhance Reputation:

• Minimum 10 years of experience in brand, consumer, or corporate communications , ideally across both agency and in-house roles.

• Proven success in building and leading integrated communications strategies for global brands.

• Strong media and influencer relationships across business, culture, and lifestyle verticals.

• Deep understanding of consumer insights, cultural trends , and how to connect them to brand storytelling.

• Ability to influence and partner with senior leaders and cross-functional teams in a matrixed global organization.

• Exceptional written and verbal communication skills, with a creative and strategic mindset.

• Travel: Occasional travel required for events, shoots, and team collaboration.
  

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

This role requires a unique product leader who can successfully navigate an ambiguous, fast-paced environment. You will be responsible for defining and delivering high-impact features across the entire live commerce journey, including the foundational technology platform, the global buyer experience, and the tools sellers use to broadcast, engage, and monetize their live streams. If you thrive on significant ownership, high visibility, and the chance to build the future of e-commerce, this is the role for you.

What you will accomplish:

• Serve as a visionary leader for your product space within live commerce, developing a strategy and roadmap that aligns with eBay's top-level goals. This requires blending deep customer empathy with an understanding of market trends, business goals, and competitive insights.

• Drive the full product lifecycle for multiple features or a major product initiative, from initial discovery and opportunity sizing to launch, iteration, and post-launch analysis.

• Own and deliver a challenging product roadmap on time, demonstrating a strong bias for action and high-quality outcomes. You will write clear, detailed requirements (PRDs) that prioritize hypotheses for testing and iteration.

• Lead and inspire confidence among a wide range of partners, including engineering, design, data science, research, and marketing. You will foster collaboration, build alignment, and drive shared goals across all stakeholders.

• Define key success metrics, leverage data and analytics to quantify customer problems, size opportunities, and ultimately measure the impact of your work on organizational goals.

• Cultivate a knowledge of the technical architecture and backend systems for your product area to effectively partner with engineering, unblock development, and influence technical decisions.

What you will bring:

• 8+ years of product management or related strategy experience, with e-commerce, video, or social commerce experience highly preferred.

• Bachelor’s degree required; MBA or relevant advanced degree preferred.

• Ambiguity Management: Exceptional ability to thrive in an ambiguous, 0-1 environment, distilling complex, unclear problems into a clear product vision and actionable roadmap.

• Prioritization and Tradeoffs: Demonstrated ability to evaluate options, assess trade-offs (short-term vs. long-term), and recommend a path forward, even with incomplete data.

• Influence & Communication: Masters written and verbal communication, adapting your message to influence both execution teams and executive leadership. Ability to lead and inspire without direct authority.

• Analytical Rigor: Proven ability to use quantitative and qualitative insights to build strong business cases, define necessary data, and measure product performance.

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

As a senior engineer, you'll take part throughout the product development lifecycle—from conceptual design to product launch—while working closely with Product Managers, Designers, and Architectural teams.

What you will accomplish:

• Build and manage Authentication and security products.

• Create high-performance, scalable real-time systems handling billions of transactions daily, ensuring 99.99% uptime.

• Design layered applications with UI, business functionality, and database access.

• Leverage expertise in FE, BE, JS, CSS, RDBMS, NoSQL, Cloud computing, Big Data, Search, Kafka, Machine Learning, and Information Retrieval.

• Develop innovative solutions addressing market needs.

• Estimate efforts, plan implementations, and execute rollouts.

• Participate in requirement/design meetings with PD/PM teams.

• Uphold engineering excellence in development.

• Adhere to Definition Of Done (DoD) for quality assurance.

• Conduct comprehensive code reviews.

What you will bring:

• Strong Full Stack Frontend focused experience.

• Proficiency in Java and Java EE with expertise in web services such as SOAP, REST, and HTTP/XML and strong understanding of data structures, object-oriented programming, and design patterns.

• Bachelor’s degree in computer science with over 5+ of experience, or a master’s degree in computer science with 3+ years of hands-on experience in developing large-scale distributed systems.

• Familiarity with Node.js, React, Java, Scala, Oracle, MongoDB (or other NoSQL databases), REST, event sourcing, web sockets, HTML5, CSS3, JavaScript, Ajax, Spring MVC, and JQuery is highly preferred.

• Ability to define, design, and implement complex, scalable systems.

• Expertise with testing frameworks and libraries such as Jest, Mocha for unit and playwright for integration, and end-to-end testing.

• Strong team collaboration and communication skills.

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

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

• Practices evidence-centered design making features testable, ensuring high quality and improving velocity in continuous delivery.

• Manage project features, break into sub-tasks, identify and resolve issues for efficient execution.

• Provide technical guidance, code review for immediate team and other teams, coaching, and mentorship to individual team members.

• Identify gaps and issues across systems and functional areas, propose solutions, build the engineering roadmap, and drive resolution.

• Leads and improves E2E testing quality and increases delivery velocity across features.

• Lead engineering support, release, and on-call responsibilities for an "always-on" 24/7 site.

• Responsible for sub-systems within a large domain, possessing in-depth knowledge and expertise. Taking full responsibility for the entire software life cycle, including design, development, testing, deployment, observability and monitoring.

• Serve as a key player in influencing and guiding others towards the right technical decisions.

• Identifying areas of features likely to change and integrating flexibility in the design for these areas improving engineering velocity.

• Collaborate effectively with cross-functional partners to develop innovative solutions that adhere to development goals and principles.

• Innovative, team player, excellent communication and decision-making

• Strong sense of ownership and interpersonal skills to work effectively across teams

• Strong learning ability, self-driven

• Excited about new and innovative technologies within immediate field of expertise

• Attending knowledge sharing sessions, both within the company and externally

• Learning transferable skills

• Dive into the heart of eCommerce innovation at Buyer Experiences, where we’re transforming eBay's shopping journey. By focusing on simplification, personalization, and modernization, we aim to build world-class buyer and seller experiences on eBay marketplaces with creativity and passion. Utilizing cutting-edge technologies like Generative AI, you'll tackle complex challenges that directly improve the shopping experience for millions of eBay users everyday.

• Vibrant Culture - At Buyer Experiences, our strength lies in our diversity, transparency, and collaborative spirit. Our open culture ensures every voice is valued and heard. We celebrate our successes together and approach each challenge as an opportunity for collective growth. Be a part of a dynamic community that not only values your expertise but is also committed to your personal and professional growth.

• Flexible Working - Enjoy exceptional support for remote work, allowing you to balance your professional and personal life seamlessly.

• Competitive Compensation and Benefit - No matter where you are in the world, eBay supports your health and wellbeing with benefits as unique as you. Explore the benefits that help you be your best self. Check out our benefits here:

• Bachelor's degree in EE, CS or other related field.

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

• Building data-driven applications (RDBMS, NoSQL, ElasticSearch)

• Delivers results in fast-paced environments (agile, TDD, CI/CD)

• Excellent problem-solving, organizational, and analytical skills.

• Excellent communication skills to collaborate across teams.

• Deep understanding of software development processes and standard methodologies, modern DevOps principles and continuous delivery

• Proven experience in building large, reliable, scalable distributed systems

• Work closely w/ colleagues and customers in different functional groups and remote offices

• Familiarity with shift left approach is a plus

• Past experience with Live Commerce or Live Streaming System is a big plus

• Experience on WebSocket is a big plus

$166,400 - $222,100

$115,200 - $199,700

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