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Sarah Manguso

Sarah Manguso

Writing expert

USA flagCalifornia, Usa
$145.00/hrEntry LevelMercor

Key Skills

Software

MercorMercor

Top Subject Matter

Creative Writing
Literature Domain Expertise
Poetry Domain Expertise

Top Data Types

TextText
DocumentDocument

Top Task Types

Text Generation
Text Summarization
Question Answering
Fine Tuning
Evaluation Rating

Freelancer Overview

As an AI Trainer at Mercor I began as a Creative Writing Expert and was promoted to Team Lead in Poetry in under a month. I assisted in delivering clear, original, and precise content in diverse styles and enhancing AI-generated poems, lectures, and long- form essays, perfecting tone, writing style, clarity, and prompt adherence. I conducted quality checks, hosted poetry domain office hours, and monitored primary and domain-specific Slack channels.

Entry LevelEnglish

Labeling Experience

Mercor

Team lead, Mercor Intelligence

MercorText
I led quality assurance for poetry-related data labeling efforts within a domain-specific AI project. My responsibilities included conducting quality checks on labeled data, supporting annotators, and maintaining annotation standards. I ensured that all poetry domain data used for LLM training met rigorous criteria for clarity and quality. • Regularly reviewed labeled datasets for accuracy • Provided guidance to annotation team members • Coordinated domain office hours for knowledge sharing • Monitored team communication for workflow optimization

I led quality assurance for poetry-related data labeling efforts within a domain-specific AI project. My responsibilities included conducting quality checks on labeled data, supporting annotators, and maintaining annotation standards. I ensured that all poetry domain data used for LLM training met rigorous criteria for clarity and quality. • Regularly reviewed labeled datasets for accuracy • Provided guidance to annotation team members • Coordinated domain office hours for knowledge sharing • Monitored team communication for workflow optimization

2025 - 2026
Mercor

Writing expert, Mercor Intelligence

MercorTextText Generation
In this role, I refined and enhanced creative writing outputs for a Large Language Model (LLM) as part of a major AI lab initiative. I focused on perfecting the tone, clarity, writing style, and prompt adherence of AI-generated poems, lectures, and essays. The ultimate goal was to improve the AI’s ability to produce clear, original, and precise content in diverse literary styles. • Worked alongside machine learning engineers to evaluate model-generated text • Provided targeted feedback and corrections to improve text outputs • Applied an expert understanding of creative writing to train the model • Helped shape the creative writing capabilities of the LLM

In this role, I refined and enhanced creative writing outputs for a Large Language Model (LLM) as part of a major AI lab initiative. I focused on perfecting the tone, clarity, writing style, and prompt adherence of AI-generated poems, lectures, and essays. The ultimate goal was to improve the AI’s ability to produce clear, original, and precise content in diverse literary styles. • Worked alongside machine learning engineers to evaluate model-generated text • Provided targeted feedback and corrections to improve text outputs • Applied an expert understanding of creative writing to train the model • Helped shape the creative writing capabilities of the LLM

2025 - 2025

Education

U

University of Iowa

M.F.A., English

M.F.A.
1997 - 1999
H

Harvard College

A.B., Literature

A.B.
1992 - 1997

Work History

S

Shipman Agency

Editorial Consultant

New York
2023 - Present
A

Antioch University

Professor, MFA in Creative Writing

Los Angeles
2019 - 2025