MTS 1, Software Engineer

eBay•Toronto, ON

1d•Hybrid

About The Position

At eBay, we're more than a global ecommerce leader — we’re changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We’re committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts. Our customers are our compass, authenticity thrives, bold ideas are welcome, and everyone can bring their unique selves to work — every day. We're in this together, sustaining the future of our customers, our company, and our planet. Join a team of passionate thinkers, innovators, and dreamers — and help us connect people and build communities to create economic opportunity for all. Looking for a company where you can shape how the world buys, sells, and gives? Where you’ll contribute within a work culture that’s been genuinely committed to diversity and inclusion since its founding more than 25 years ago? Where you can just be yourself, do your best work, and have a meaningful impact? If so, we’d love to talk to you. Every day, millions of users sell and ship their wares using eBay. Our team supports this diverse community by building shipping products around the globe, helping individual sellers and small businesses to meet the growing expectations of online buyers. We are an agile team who adapt quickly and stay curious. Join us to make an impact on one of the world’s largest e-commerce websites. We are seeking a MTS1 Software Engineer to join our eBay earch, Recs and Product Knowledge Team. You’ll work on high-impact eCommerce challenges, building modern, personalized shopping experiences for a vast audience using innovative technologies like Generative AI. You’ll be part of a collaborative and inclusive team that values diverse perspectives, celebrates shared success, and supports continuous growth. We also offer flexible, hybrid-friendly work options to help you balance your professional and personal life.

Requirements

6+ years of experience with Java, GraphQL, Spring/Springboot, REST APIs, messaging systems and/or or other backend programming languages.
6+ years of experience designing front-end systems and development using Javascript/Typescript, CSS, React, NodeJS, Server-side rendering using one of the open-sourced UI libraries (Material UI/Ant UI), Integration with REST/GraphQL APIs
Strong portfolio demonstrating BEM-structured CSS and understand the intricacies of how browsers work.
Experience with Webpack and Express.js
6+ years of experience building large scale, distributed web platforms/APIs with 2+ years as a lead developer responsible for specific functional areas.
Experiences in leading small to mid-size projects independently.
Bachelor's degree in EE, CS or other related field.
Experience in crafting GraphQL/Restful APIs, and building server-side components in Java, NodeJS or similar backend development languages.
AI first attitude with proficiency in Claude Code/Cursor/Copilot.
Background in developing web applications using modern JavaScript frameworks (e.g. React, Angular) and Spring Boot IO frameworks.
Proficient in Structured and unstructured data structures.
Good understanding of the ML data pipelines, feature engineering and model training.
Designs and builds scalable, distributed, high-performant, robust and high-available systems.
Building data-driven applications (RDBMS, NoSQL, ElasticSearch).
Delivers results in fast-paced environments (agile, TDD, CI/CD).

Nice To Haves

Familiarity with shift left approach is a plus.

Responsibilities

Translate requirements to software design and create clean, efficient, extensible, maintainable code.
Be responsible for subsystems within a large domain, possessing in-depth knowledge and expertise.
Take 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.
Identify areas of features likely to change and integrating flexibility in the design for these areas improving engineering velocity.
Collaborate effectively with partners across multiple functions to develop innovative solutions that enforce to development goals and principles.
Practice 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.
Lead and improve E2E testing quality and increase delivery velocity across features.
Lead engineering support, release, and on-call responsibilities for an "always-on" 24/7 site.