Jobs at StockX

Leads AI/ML engineering strategy, roadmap, team development, and delivery across search, recommendations, pricing, forecasting, fraud, and counterfeit detection. Sets architecture and model direction, drives experimentation, scales ML platforms and MLOps, and partners with product, data science, and business leaders. Owns hiring, performance, resource planning, prioritization, and measurable business outcomes while developing technical leaders and managers.

Lead AI/ML engineering strategy, roadmap, team development, hiring, and technical execution. Oversee production machine learning systems spanning search, recommendations, pricing, forecasting, fraud, and counterfeit detection. Guide model architecture, experimentation, generative AI adoption, ML platforms, and MLOps while partnering with Product, Data Science, and business leaders to deliver measurable marketplace outcomes.

Execute and optimize paid acquisition campaigns across Google and Microsoft commerce platforms. Manage budgets, bidding, audiences, product segmentation, feeds, tracking, and measurement. Analyze performance, develop and evaluate structured experiments, support incrementality testing, and translate insights into scalable growth recommendations. Partner with Creative, Analytics, and Growth teams on messaging, emerging platform products, AI capabilities, and acquisition initiatives across StockX marketplace experiences.

Create, edit, schedule, and publish social-first content across TikTok and Instagram. Manage creator content, live-stream cutdowns, trading card content, community engagement, content calendars, and platform compliance. Track views, engagement, GMV, and other performance metrics to inform strategy. Collaborate with Brand, Creative, Social, and Account Management teams while monitoring cultural trends and platform best practices.

Operate and grow paid social and programmatic campaigns across Meta, TikTok, and emerging platforms. Manage budgets, audiences, bidding, placements, creative rotation, QA, experimentation, performance analysis, tracking, and documentation. Identify optimization opportunities, analyze campaign and business data, support incrementality and measurement testing, and translate creative performance into recommendations. Research new media opportunities while developing broader expertise across growth channels.

Develop and automate web and mobile tests for iOS, Android, and frontend/backend systems. Create test plans and cases, perform functional, regression, smoke, and end-to-end testing, validate APIs and logs, maintain automation frameworks, generate reports, integrate tests into CI/CD, identify defects, and support QA strategy and tooling improvements.

Manage and improve automated test execution, frameworks, environments, reporting, and CI/CD quality gates. Investigate flaky and recurring failures across application, automation, data, environment, and infrastructure layers. Partner with engineering and platform teams to improve testability, release confidence, execution scalability, and developer experience. Maintain test data, dependencies, configurations, documentation, and centralized testing workflows while standardizing automation practices across multiple teams.

Perform monthly close activities for a global marketplace, including journal entries, payment processor and balance sheet reconciliations, exception resolution, audit support, and reporting. Partner with Data Engineering, Product, Customer Service, Inventory Control, and Transportation teams to implement accounting changes, improve processes, support product testing, and ensure accurate accounting for high-volume, multi-currency transactions.

Perform manual and automated functional, regression, smoke, end-to-end, database, web service, performance, load, and security testing. Create test plans, cases, strategies, automation tools, and processes; execute tests in CI/CD pipelines; analyze and report defects; collaborate with engineering and product teams; maintain test suites; and mentor junior team members.

Own the sneaker category’s end-to-end growth, including supply, engagement, revenue, seller and creator acquisition, category campaigns, market insights, and cross-functional product collaboration. Build the sneaker go-to-market playbook, establish performance goals, recruit flagship sellers, influence roadmap priorities, and help scale the category team. The role requires deep sneaker-culture expertise, strong ecosystem relationships, commercial and data literacy, and entrepreneurial execution.

Own end-to-end sneaker category growth for StockX’s new commerce initiative. Define growth strategy, manage supply, engagement, revenue, and performance goals; recruit sellers, creators, and community leaders; orchestrate category campaigns; provide market insights to Product and Engineering; and build scalable category-management playbooks. The role requires deep sneaker-culture expertise, strong ecosystem relationships, commercial and data literacy, and hands-on entrepreneurial execution.

Develop and maintain StockX’s iOS app using Swift and UIKit. Build and integrate GraphQL and REST APIs, apply MVVM architecture, own initiatives through deployment and A/B testing, and support production services. Collaborate with product and engineering stakeholders, guide junior engineers, improve development standards, and balance security, scalability, reliability, and performance. Participate in Agile processes, incident response, documentation, and cross-functional product delivery.

Supports U.S. sales and use tax compliance, reconciliations, tax accounting close activities, audits, notices, legislative research, registrations, and tax-related process improvements. The role prepares workpapers and filings, monitors tax accuracy, researches indirect tax issues, supports tax systems testing, and partners with Finance, Legal, Product, Operations, external advisors, and other teams to implement compliant business processes.

Own quality across the order lifecycle including trade execution, delivery estimates, cancellations/returns, chat, buyer-seller communication, and RBAC APIs. Design and execute functional, regression, end-to-end, database, performance, load, and security tests; develop and maintain backend/web/mobile test automation; collaborate with engineers and product managers; define test plans and drive QA best practices.

Support international accounting operations for India and Hong Kong entities through journal entries, balance sheet and bank reconciliations, statutory and audit support, fixed asset accounting, variance analysis, cash flow forecasting, and Accounts Payable processing. The role includes invoice and expense review, purchase order matching, vendor onboarding, payment support, inquiry resolution, and collaboration across global teams.

Design and execute test plans and automated test suites for web and mobile (iOS/Android). Automate using WebdriverIO, Selenium, and Appium; validate frontend against backend APIs; run tests on cloud platforms; maintain reports and CI/CD test integrations; participate in sprint ceremonies and contribute to QA strategy and automation improvements.

Own collectibles category growth end-to-end: define strategy, drive supply and seller acquisition, partner cross-functionally to build go-to-market plays, run campaigns and experiments, and document playbooks to scale the collectibles business.

The Category Manager will own the strategic growth and performance of a major category, driving seller engagement, building partnerships, and using data to optimize strategies.

The Category Manager will own category growth, strategy, and community engagement, collaborating across teams to drive seller engagement and optimize performance using data.