# Amazon Flat File / Master File Specialist

**Company:** [Lago](https://jobs.workable.com/companies/fLBK8dBBYxkHwkj9pperGP.md)
**Location:** Remote
**Workplace:** remote
**Employment type:** Full-time
**Department:** E-commerce

[Apply for this job](https://jobs.workable.com/view/34b0dda7-845c-47b9-ab8d-9b94ae7a6a30)

## Description

**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
-   Resolve broken variation families
-   Maintain clean SKU hierarchy

**Seller Central Casework:**

-   Create and manage Seller Support cases
-   Resolve listing suppressions and stranded issues
-   Troubleshoot upload errors and feed processing reports
-   Escalate catalog conflicts when necessary

**Catalog Monitoring & Maintenance**:

-   Monitor listing health across 3,000+ ASINs
-   Identify and correct structural catalog issues
-   Support parent ASIN tracking initiatives
-   Maintain accurate backend listing data

## 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
-   Experience supporting 3,000+ ASIN portfolios
-   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
-   Comfortable troubleshooting Amazon catalog issues daily
-   Execution-focused with minimal supervision required
-   Proactive in identifying listing structure problems
-   Organized and process-driven
-   Comfortable working in a high-volume Amazon environment

## Benefits

-   **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.

_As part of our recruitment process, all candidates are kindly asked to read, understand, and agree to_ [_Lago’s Confidentiality and Non-Circumvention Agreement_](https://docs.google.com/document/d/e/2PACX-1vT9d3IW-QW-lGpt7ZIU22uqvADQUVESDzQPAopkpb1Tzf6OVERy198VBtGBpnpKXw/pub)_. This ensures a respectful and professional experience for everyone involved._