Nicklaus K.

Key Skills

Software

Appen

Labelbox

Other

OneForma

Top Subject Matter

AI-generated content evaluation

sentiment analysis

dataset quality assurance

Top Data Types

Text

Audio

Video

Top Task Types

Fine-tuning

Transcription

Data Collection

Text Generation

Question Answering

Text Summarization

Freelancer Overview

AI Training & Data Labeling Specialist — CrowdGen (by Appen) (Remote, 2024–Present). Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Appen, Labelbox, and Verbit. Education includes College Diploma, Kenya Medical Training College. AI-training focus includes data types such as Text, Audio, and Medical and labeling workflows including Evaluation, Rating, and Fine-tuning.

Labeling Experience

AI Training & Data Labeling Specialist — CrowdGen (by Appen) (Remote)

AppenText

Provided data labeling, content review, sentiment analysis, and quality evaluation to support frontier AI development. Reviewed and categorized AI-generated outputs to improve downstream model accuracy. Supplied structured feedback to refine training datasets and maintain labeling quality standards. • Labeled and reviewed content for correctness and relevance • Performed sentiment analysis for dataset enrichment • Conducted quality evaluations and feedback loops • Ensured accuracy in fast-paced remote workflows

2024 - Present

AI Alignment & Training Expert — Alignerr (Powered by Labelbox) (Remote)

LabelboxTextFine-tuning

Performed specialized annotation and refinement tasks for advanced AI models to improve performance. Collaborated on language, reasoning, and data evaluation projects requiring consistent labeling conventions. Supported model alignment efforts by applying expert judgment to training data quality. • Conducted advanced annotation/refinement for AI training • Supported language and reasoning evaluation • Assisted with dataset quality assurance for model alignment • Worked in remote projects with accuracy-focused guidelines

2023 - Present

Data Annotation & Transcription Contributor — OneForma (Remote)

OneFormaAudioTranscription

Performed audio transcription, segmentation, and annotation to generate training-ready speech data. Contributed to healthcare data projects requiring domain-aware transcript annotation. Supported AI training workflows by preparing accurate, structured audio-derived text segments. • Transcribed audio content for AI training • Segmented and annotated speech for datasets • Contributed to healthcare-related annotation tasks • Maintained quality expectations for remote annotation work

2022 - Present

Transcription Specialist — GoVerbit (Verbit) (Remote)

OtherAudioTranscription

Delivered accurate audio and video transcription services for AI and dataset creation workflows. Produced verbatim transcripts and created captions/subtitles with attention to clarity and formatting. Ensured transcription quality to support downstream speech-related applications. • Transcribed audio/video content verbatim • Generated captions and subtitles for media • Maintained consistency and accuracy across transcripts • Prepared usable text outputs for evaluation and training

2023 - 2024

Medical & General Transcriptionist — TranscribeMe (Remote)

OtherTranscription

Produced high-accuracy transcripts for both general and medical content to support transcription-focused data needs. Applied medical terminology knowledge to improve transcript fidelity for healthcare conversations. Maintained transcription accuracy and consistency in remote work conditions. • Completed general transcription assignments • Completed medical transcription with clinical terminology • Ensured high transcription accuracy • Produced structured outputs for review and use

2022 - 2023

Education

Work History