Taxonomist II

Summary:

The Taxonomist plays a critical role in developing a granular taxonomy for e-commerce products, ensuring detailed attributes that enhance seller listings, optimize buyer search experiences, and contribute to an overall seamless Marketplace interaction.

Position Summary

We are seeking an experienced Taxonomist with a minimum of three years of expertise in taxonomy development and labeling programs. This individual will support Marketplace and several high-priority Commerce and Vertical initiatives. Working closely with the Taxonomy team and engineering stakeholders, the role encompasses contributions to both front-end user experiences and backend modeling. Core responsibilities include model quality assurance (QA), taxonomy design, and detailed labeling.

The primary focus of this position is to support all Commerce-related taxonomy efforts, with a particular emphasis on the Marketplace Signals team, which is developing GenAI-powered content understanding models that drive user interactions. Additionally, this role will provide occasional support to the Catalog and Shops teams, assisting with product understanding and GenAI initiatives.

Key Responsibilities

• Oversee GenAI and machine learning model outputs, ensuring content quality across various user experiences.
• Collaborate with partner teams to analyze model outputs and provide improvement recommendations.
• Maintain and design the Facebook Marketplace product taxonomy through extensive competitive research.
• Apply industry best practices in taxonomy development and ongoing maintenance.
• Partner with stakeholders to launch new commerce experiences leveraging taxonomy for navigation, filters, merchandising units, and recommendations.
• Consult with internal product teams to expand and refine taxonomy structures while aligning with business objectives.
• Develop, manage, and maintain a unified taxonomy for all products sold on Facebook Marketplace.
• Build category structures and custom product collections that enhance features such as recommendations, similar items, and merchandising themes.
• Optimize product attributes that support ranking models, structured content, faceted search, product comparisons, and more.
• Provide strategic recommendations for taxonomy management and product features reliant on taxonomy frameworks.
• Translate broad, conceptual ideas into effective and valuable product experiences.

Required Skills & Qualifications

Top Three Core Skills

• Proven experience in taxonomy evaluation and implementation for search systems, content management, digital asset management, or product classification.
• Proficiency in taxonomy management tools such as Semaphore, PoolParty, or proprietary platforms.
• Strong familiarity with data science and machine learning principles, including classification, training data, and model evaluation.
• Advanced expertise in Excel and Google Sheets.

Preferred Skills

• Previous experience in e-commerce taxonomy development.
• Proficiency in scripting languages such as Python or SQL (preferred, but not required).
• Ability to analyze large datasets using SQL or other query languages.

Additional Competencies

• Expertise in taxonomy management systems for category structuring, attribute maintenance, and metadata optimization.
• Ability to navigate complex, ambiguous projects and collaborate with cross-functional teams in a fast-paced environment.
• Strong communication skills with a proven ability to align stakeholders across distributed teams.
• Practical experience in taxonomy design for e-commerce platforms, apps, and software.
• Background in labeling, QA testing, and taxonomy management software utilization.
• Exceptional attention to detail and ability to execute with precision.

Pursuant to the California Fair Chance Act, Los Angeles County Fair Chance Ordinance for Employers, Los Angeles Fair Chance Initiative for Hiring Ordinance, and San Francisco Fair Chance Ordinance, qualified applicants will be considered for assignment with arrest and conviction records. Criminal history may have a direct, adverse, and negative relationship with some of the material job duties of this position. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness, meet client expectations, standards, and accompanying requirements, and safeguard business operations and company reputation.

Location: United States (Remote)

Role type: Contract 7 Month Position

Expected hours: 40 per week

Benefits:

• Dental insurance
• Health insurance
• Health savings account
• Life insurance
• Paid time off
• Retirement plan
• Vision insurance

Schedule:

• 8 hour shift
• Monday to Friday

Application Question(s):

• Do you or will you in the future require any sponsorship to work in the US?

Language:

• English  (Required)