For employers

Hire this AI Trainer

Sign in or create an account to invite AI Trainers to your job.

Invite to Job
T
Timothy Zbel

Timothy Zbel

Freelance Data Annotator & AI Generalist

USA flagN/A, Usa
$15.00/hrEntry LevelLabelboxMercorAppen

Key Skills

Software

LabelboxLabelbox
MercorMercor
AppenAppen
Label StudioLabel Studio
Other

Top Subject Matter

LLM evaluation
Telerobotics Domain Expertise
creative writing

Top Data Types

AudioAudio
ImageImage
TextText
DocumentDocument

Top Task Types

TranscriptionTranscription
Evaluation/RatingEvaluation/Rating
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
RLHFRLHF

Freelancer Overview

Freelance Data Annotator & AI Generalist. Brings 31+ years of professional experience across financial operations, contract review, compliance, and structured data analysis. Core strengths include Labelbox, Label Studio, and Mercor RL Studio. and UHRS Education includes Bachelor of Arts, Pennsylvania State University. AI-training focus includes data types such as Image, Text, and Video labeling workflows including RLHF and Entity Recognition.

Entry LevelEnglish

Labeling Experience

LLM Prompt/Response Evaluation and Rating

TextEvaluation Rating
Rate and evaluate LLM prompt/response pairs using structured 6-category scoring frameworks on both Handshake AI and Innodata, adhering to strict quality guidelines.

Rate and evaluate LLM prompt/response pairs using structured 6-category scoring frameworks on both Handshake AI and Innodata, adhering to strict quality guidelines.

2026 - Present

Generalist Expert

TextRLHF
Engaged in Fine Tuning LLM responses of an Emotional Support Chatbot to rate responses and correct/rewrite undesirable/dangerous responses based on very strict guidelines.

Engaged in Fine Tuning LLM responses of an Emotional Support Chatbot to rate responses and correct/rewrite undesirable/dangerous responses based on very strict guidelines.

2026 - Present
Labelbox

ATC Communications Labeler

LabelboxAudioTranscription
Listening to short Data Rows to discern and transcribe communications between Air Traffic Controllers, Pilots, and Ground Personnel, using specific guidelines.

Listening to short Data Rows to discern and transcribe communications between Air Traffic Controllers, Pilots, and Ground Personnel, using specific guidelines.

2025
Mercor

Data Annotation Expert

MercorVideoSegmentation
Researched searched and located social media videos, segmented selected videos based on guideline directions, then created Prompts for the LLM to reproduce the segmented video sample.

Researched searched and located social media videos, segmented selected videos based on guideline directions, then created Prompts for the LLM to reproduce the segmented video sample.

2025 - 2026
Mercor

Data Annotation Expert

MercorImageObject Detection
Labeled and classified images based on complex guidelines

Labeled and classified images based on complex guidelines

2025 - 2026

Education

P

Pennsylvania State University

Bachelor of Arts, Speech Communications and Business

Bachelor of Arts
1985 - 1989

Work History

H

Handshake AI

AI Response Rater

San Fransico
2026 - Present
M

Mercor

T2 Generalist

San Fransico
2026 - Present