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Boniface Vamba

SME Data Annotator & Operations Lead

Kenya flagNairobi, Kenya
$15.00/hrIntermediateAppenClickworkerCloudfactory

Key Skills

Software

AppenAppen
ClickworkerClickworker
CloudFactoryCloudFactory
Data Annotation TechData Annotation Tech
SuperAnnotateSuperAnnotate
CVATCVAT
CrowdFlowerCrowdFlower
DatatroniqDatatroniq
DatasaurDatasaur
DoccanoDoccano
DataturkDataturk
EncordEncord
HiveMindHiveMind

Top Subject Matter

Supply Chain Compliance
Regulatory Data
Logic Verification

Top Data Types

TextText
DocumentDocument
VideoVideo

Top Task Types

Entity (NER) ClassificationEntity (NER) Classification
ClassificationClassification
Bounding BoxBounding Box
PolygonPolygon
CuboidCuboid
Text GenerationText Generation
Question AnsweringQuestion Answering
Object DetectionObject Detection
SegmentationSegmentation
Point/Key PointPoint/Key Point
Text SummarizationText Summarization
TranscriptionTranscription
Data CollectionData Collection
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
PolylinePolyline

Freelancer Overview

SME Data Annotator & Operations Lead. Brings 11+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. Education includes Bachelor of Science, Kenyatta University. AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Entity (NER) Classification.

IntermediateEnglish

Labeling Experience

SME Data Annotator & Operations Lead

Text
As SME Data Annotator & Operations Lead at Assent, I audited and labeled complex supply chain compliance data for international regulatory standards. I redesigned quality assurance protocols and acted as the human-in-the-loop for AI-assisted workflows, validating and structuring large datasets. My work ensured high-precision, logic-driven data needed for automated systems. • Performed fine-grained annotation on supply chain and regulatory compliance datasets. • Developed QA processes to review AI-generated data outputs. • Used Google Apps Script for technical validation and data formatting. • Specialized in enforcing strict data integrity and compliance.

As SME Data Annotator & Operations Lead at Assent, I audited and labeled complex supply chain compliance data for international regulatory standards. I redesigned quality assurance protocols and acted as the human-in-the-loop for AI-assisted workflows, validating and structuring large datasets. My work ensured high-precision, logic-driven data needed for automated systems. • Performed fine-grained annotation on supply chain and regulatory compliance datasets. • Developed QA processes to review AI-generated data outputs. • Used Google Apps Script for technical validation and data formatting. • Specialized in enforcing strict data integrity and compliance.

2022 - Present

Data Research Analyst (Freelance)

TextClassification
As a Data Research Analyst (Freelance) with eCore Services, I executed large-scale enrichment and classification projects for company leads. My focus was to classify leads and businesses into niche segments using custom ICP rubrics. My role targeted precise data categorization and enriched AI-ready datasets. • Performed manual and automated classification of business profiles. • Developed segmentation rules for unique market verticals. • Supported high-volume labeling efforts for data-driven lead scoring tools. • Ensured compliance with complex project-specific guidelines.

As a Data Research Analyst (Freelance) with eCore Services, I executed large-scale enrichment and classification projects for company leads. My focus was to classify leads and businesses into niche segments using custom ICP rubrics. My role targeted precise data categorization and enriched AI-ready datasets. • Performed manual and automated classification of business profiles. • Developed segmentation rules for unique market verticals. • Supported high-volume labeling efforts for data-driven lead scoring tools. • Ensured compliance with complex project-specific guidelines.

2023 - 2024

B2B Data Researcher & Labeling Specialist

TextEntity Ner Classification
At LeadGenius, I worked as a B2B Data Researcher & Labeling Specialist, conducting deep-web research to extract and categorize firmographic and technographic data. My responsibilities included verifying data, ranking sources, and providing high-fidelity labels for database training. I contributed to reliable entity extraction and data curation for AI model development. • Classified and annotated business and contact data using NER techniques. • Verified the accuracy of multiple data sources for AI training sets. • Contributed to data enrichment pipelines for Fortune 500 firms. • Ensured the integrity of B2B datasets through detailed QA processes.

At LeadGenius, I worked as a B2B Data Researcher & Labeling Specialist, conducting deep-web research to extract and categorize firmographic and technographic data. My responsibilities included verifying data, ranking sources, and providing high-fidelity labels for database training. I contributed to reliable entity extraction and data curation for AI model development. • Classified and annotated business and contact data using NER techniques. • Verified the accuracy of multiple data sources for AI training sets. • Contributed to data enrichment pipelines for Fortune 500 firms. • Ensured the integrity of B2B datasets through detailed QA processes.

2017 - 2022

Education

K

Kenyatta University

Bachelor of Commerce, Finance

Bachelor of Commerce
2009 - 2013

Work History

A

Assent

Customer Service Team Lead

Nairobi
2022 - Present
A

Assent

Team Lead, Marketing Operations

Nairobi
2021 - 2022