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Kealeboga Kefilwe Kekana

Kealeboga Kefilwe Kekana

Data Trainer

SOUTH_AFRICA flag
Rustenburg, South Africa
$12.00/hrExpertOtherAppenRemotasks

Key Skills

Software

Other
AppenAppen
RemotasksRemotasks
OneFormaOneForma
MindriftMindrift
Micro1
LabelImgLabelImg
LabelboxLabelbox
iMeritiMerit
Data Annotation TechData Annotation Tech

Top Subject Matter

Large Language Models

Top Data Types

VideoVideo
ImageImage
AudioAudio

Top Task Types

Text Generation
Question Answering
Object Detection

Freelancer Overview

Data Trainer at Alignerr. Brings 10+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes High School Diploma, Geelhout Park Secondary School (2013) and Diploma in Financial Accounting, Boston City Campus and Business College (2016). AI-training focus includes data types such as Text and labeling workflows including Text Generation.

ExpertZuluEnglish

Labeling Experience

Data Trainer at Outlier

OtherTextText Generation
As a Data Trainer at Outlier, I am responsible for data training for Large Language Models. My work centers on enhancing AI performance across a variety of tasks through supervised training. I support model improvements in accuracy, relevance, and safety. • Conduct annotation and evaluation tasks for model outputs • Generate training data and prompt-response pairs • Assess and rate AI-generated content for quality • Work with remote teams to deliver continuous data improvement

As a Data Trainer at Outlier, I am responsible for data training for Large Language Models. My work centers on enhancing AI performance across a variety of tasks through supervised training. I support model improvements in accuracy, relevance, and safety. • Conduct annotation and evaluation tasks for model outputs • Generate training data and prompt-response pairs • Assess and rate AI-generated content for quality • Work with remote teams to deliver continuous data improvement

2025 - Present

Data Trainer at Alignerr

OtherTextText Generation
As a Data Trainer at Alignerr, I was responsible for data training for Large Language Models. My tasks included helping AI become more accurate, helpful, and safe in textual outputs. I contributed to the improvement of LLM capabilities and their real-world application. • Performed annotation and quality assessments for LLM-generated responses • Provided feedback on data quality and AI outputs • Identified and flagged unsafe or misleading AI responses • Collaborated with remote teams to optimize data training cycles

As a Data Trainer at Alignerr, I was responsible for data training for Large Language Models. My tasks included helping AI become more accurate, helpful, and safe in textual outputs. I contributed to the improvement of LLM capabilities and their real-world application. • Performed annotation and quality assessments for LLM-generated responses • Provided feedback on data quality and AI outputs • Identified and flagged unsafe or misleading AI responses • Collaborated with remote teams to optimize data training cycles

2023 - Present

Education

U

University of South Africa

Postgraduate Certificate in Education, Education

Postgraduate Certificate in Education
2021 - 2021
B

Boston City Campus and Business College

Certificate in Office Administration, Office Administration

Certificate in Office Administration
2018 - 2018

Work History

U

Upwork

Freelancer

Livingstone
2022 - Present
D

Department of Education

Accounting Clerk

Rustenburg
2018 - 2022