Gitau G.

Key Skills

Software

Don't disclose

Other

Remotasks

Top Subject Matter

Machine learning dataset annotation

AI/analytics labeling and preparation

AI transcription data

Top Data Types

Text

Document

Audio

Top Task Types

Classification

Text Summarization

Transcription

Entity (NER) Classification

Freelancer Overview

Data Annotator (Semseg). Brings 9+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Don't disclose, Other, and Remotasks. Education includes Master of Computer Applications, Mount Kenya University (2019) and Chef Training, Kenya Utalii College (2018). AI-training focus includes data types such as Text, Document, and Audio and labeling workflows including Classification, Text Summarization, and Transcription.

Labeling Experience

Data Annotator (Semseg)

Don't discloseTextClassification

Performed data annotation tasks aligned with machine learning workflows for dataset preparation and QA. Labeled textual items according to task guidelines to support model training and evaluation. Ensured consistency, accuracy, and adherence to annotation standards throughout each batch.•Applied annotation guidelines to classify and tag data items for downstream ML use.•Reviewed own and/or batch outputs to reduce labeling errors and rework.•Managed multiple annotation batches while maintaining quality and turnaround targets.•Collaborated with project requirements for iterative updates to label definitions.

2023 - Present

Analyst (Semseg / C.Vat / LabelImg / CloudFactory referenced)

OtherDocumentText Summarization

Contributed to analyst and data labeling work supporting machine learning and analytics initiatives. Produced structured outputs from provided documents to enable model training and analysis. Followed project instructions for formatting and label consistency across tasks.•Extracted and prepared information from document sources for labeling needs.•Applied consistent labeling and output structure to meet dataset requirements.•Supported iterative improvements by incorporating guideline clarifications.•Maintained annotation quality for reliable downstream use.

2024 - 2026

Virtual Assistant / Transcriptionist (alx_africa)

OtherAudioTranscription

Performed transcription/annotation for AI training data from audio inputs. Transcribed spoken content accurately and formatted outputs according to task instructions. Verified transcript quality to ensure suitability for downstream ML or search use.•Captured verbatim speech segments and applied required formatting rules.•Checked timestamps/structure where required by the platform guidelines.•Handled batches of audio tasks while meeting deadlines.•Ensured transcription consistency across multiple recordings.

2024 - 2025

Transcriptionist (Verbit.ai)

Don't discloseAudioTranscription

Worked as a transcriptionist producing labeled text from audio streams for AI-related purposes. Transcribed and organized spoken content to create usable training/evaluation data. Maintained accuracy, completeness, and formatting standards across long-running assignments.•Converted audio to text following clear transcription conventions.•Quality-checked transcripts for errors, omissions, and consistency.•Processed recurring transcription batches with timely delivery.•Prepared outputs suitable for downstream analysis or ML datasets.

2019 - 2024

Data Annotator (Remotasks)

RemotasksTextEntity (NER) Classification

Labeled data for machine learning purposes through data annotation tasks. Produced structured labels for textual inputs to support classification and information extraction workflows. Ensured labeled outputs met project quality requirements for model training.•Applied entity labeling/classification rules to textual data items.•Performed annotation passes and corrections based on guidelines.•Maintained consistency across different label categories.•Handled multiple annotation tasks and batch deliveries.

2020 - 2023

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Education

Work History