Amazon Flat File / Master File Specialist

Lago; Argentina; A distancia; ARS 17.032.000 - 25.547.000; Jornada completa

Descripción de la vacante

Lago is seeking a detail-oriented Amazon Flat File / Master File Specialist to manage catalog listings for 3,000+ ASINs in a fully remote role. You will create and maintain flat files, manage parent-child relationships, and handle Seller Central casework in an environment that values accuracy, speed, and technical catalog knowledge.

Ideal candidates read flat file outputs, troubleshoot upload errors, and work East Coast hours.

Formación

• Hands-on experience with Amazon Seller Central (min 2 years).
• Strong experience creating and troubleshooting flat files.
• Experience managing parent-child variation structures.
• Experience handling Amazon casework.
• Ability to read and resolve flat file upload errors.
• Ability to work East Coast hours.
• Strong English communication skills (written and verbal).
• Ability to work independently with minimal supervision.

Responsabilidades

• Flat File Creation & Management: full flat file creation from scratch.
• Master file maintenance and updates.
• Variation theme configuration (size, color, style).
• Bulk uploads via Seller Central.
• Parent-Child Variation Management: build and maintain relationships.
• Troubleshoot orphaned child ASINs and upload errors.
• Monitor listing health across 3,000+ ASINs and resolve issues.
• Escalate catalog conflicts when necessary.

Conocimientos

Amazon Seller Central

Flat file creation

Parent-child variation

Seller casework

Flat file errors

East Coast hours

English communication

Independent work

Herramientas

Asana

Descripción del empleo

Role: Amazon Flat File / Master File Specialist

Location: Remote

Schedule: East Coast Time Zone (9-5 Full-Time)

Salary Range: $8–$12 per hour (based on experience)

We are seeking a detail-oriented Amazon Flat File / Master File Specialist to support catalog management and listing integrity across a 3,000+ ASIN portfolio.

This role is focused on flat file creation, parent-child variation management, and Seller Central casework. The ideal candidate is execution-focused, highly detail-oriented, and comfortable working in a fast-moving Amazon environment where listings require constant monitoring and correction.

Accuracy, speed, and strong technical understanding of Amazon’s catalog structure are critical for success in this role.

Responsibilities

Flat File Creation & Management:

• Full flat file creation from scratch
• Master file maintenance and updates
• Variation theme configuration (size, color, style)
• Bulk uploads via Seller Central

Parent-Child Variation Management:

• Build and maintain parent-child relationships
• Troubleshoot orphaned child ASINs
• Create and manage Seller Support cases
• Resolve listing suppressions and stranded issues
• Troubleshoot upload errors and feed processing reports
• Escalate catalog conflicts when necessary
• Monitor listing health across 3,000+ ASINs
• Identify and correct structural catalog issues

Requirements

Must-Haves (Non-Negotiable)

• Hands-on experience with Amazon Seller Central (minimum 2 years)
• Strong experience creating and troubleshooting flat files
• Experience managing parent-child variation structures
• Experience handling Amazon casework
• Ability to read and resolve flat file upload errors
• Ability to work East Coast hours
• Strong English communication skills (written and verbal)
• Ability to work independently with minimal supervision

Nice-to-Haves

• Experience with Amazon Brand Registry
• Experience managing high-variation apparel or footwear catalogs
• Familiarity with inventory forecasting or parent ASIN tracking systems
• Experience using Asana or similar task management tools
• Prior experience working with US-based Amazon sellers
• Leadership or training experience

Ideal Candidate Profile

• Highly detail-oriented and technically precise
• Execution-focused with minimal supervision required
• Proactive in identifying listing structure problems
• Organized and process-driven
• Comfortable working in a high-volume Amazon environment
• Remote Work: Work from anywhere—our team is global, and we value work-life balance.
• Growth Opportunities: As a key player you’ll have the chance to shape your role and grow with us.
• Innovative Culture: Join a team that is passionate about leveraging data to solve challenges and drive success in a rapidly evolving market.