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Jessica A.

Jessica A.

Generalist (Data Labeling & AI Evaluation)

United Kingdom flagplymouth, United Kingdom

Key Skills

Software

MercorMercor

Top Subject Matter

AI Model Training and Evaluation
Legal Services & Contract Review
Regulatory Compliance & Risk Analysis

Top Data Types

TextText
ImageImage
DocumentDocument

Top Task Types

RLHFRLHF
Evaluation/RatingEvaluation/Rating
ClassificationClassification
Object DetectionObject Detection
Text GenerationText Generation
Question AnsweringQuestion Answering
Text SummarizationText Summarization
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)

Freelancer Overview

I am an AI trainer with hands-on project experience on Mercor, where I worked on evaluating and improving large language model outputs. My work has involved ranking AI responses, writing and refining prompts, assessing factual accuracy, logical consistency, and overall response quality across a wide range of topics. I take guidelines seriously, pay close attention to detail, and I'm used to working independently in remote, async environments. I adapt quickly to new task types and I'm consistent about maintaining quality from one task to the next. I am comfortable working across different subjects and task formats, and I bring a genuine interest in helping AI systems get better at understanding and responding to real human needs.

Labeling Experience

Mercor

Generalist (Data Labeling & AI Evaluation)

MercorMercorTextTextRLHFRLHF

As a Generalist focusing on Data Labeling & AI Evaluation at Mercor, I annotated and labeled various datasets including text, image, and structured data to enhance AI models. My responsibilities included classification, ranking, and quality evaluation tasks in strict accordance with evolving guidelines. I maintained high standards of accuracy and quality assurance across diverse labeling projects. • Conducted RLHF prompt evaluation and response ranking on text-based datasets • Ensured annotation quality via human-in-the-loop review and calibration exercises • Identified edge cases, ambiguities, and biases for data escalation and process improvement • Provided detailed feedback and collaborated with distributed teams to meet project objectives.

2026 - Present

Education

U

University of Plymouth, United Kingdom

Master of Science, International Logistics and Supply Chain Management

Master of Science
2022 - 2023
C

Chartered Insurance Institute of Nigeria

Advanced Diploma, Insurance

Advanced Diploma
2018 - 2021

Work History

A

Amdari

Business Analyst Consultant

London
2026 - Present
E

EE

Customer Service Advisor

London
2025 - Present