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Walter Asava

Walter Asava

Quality Assurance | Data Annotation | Data Analyst

Kenya flagNakuru, Kenya
$7.00/hrExpertCloudfactoryCrowdsourceDataloop

Key Skills

Software

CloudFactoryCloudFactory
CrowdSourceCrowdSource
DataloopDataloop
iMeritiMerit
LabelboxLabelbox
Label StudioLabel Studio
LightTagLightTag
MindriftMindrift
RemotasksRemotasks
Scale AIScale AI
SuperviselySupervisely
SuperAnnotateSuperAnnotate
TolokaToloka
V7 LabsV7 Labs

Top Subject Matter

Data Annotation Quality Assurance

Top Data Types

VideoVideo
3D Sensor
ImageImage

Top Task Types

ClassificationClassification
Bounding BoxBounding Box
Object DetectionObject Detection
CuboidCuboid
Text GenerationText Generation
Text SummarizationText Summarization
PolylinePolyline
TranscriptionTranscription
Computer Programming/CodingComputer Programming/Coding
PolygonPolygon
SegmentationSegmentation
Question AnsweringQuestion Answering
Evaluation/RatingEvaluation/Rating
Data CollectionData Collection
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)

Freelancer Overview

Quality Assurance | Data Annotation | Data Analyst. Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. Education includes Certificate in Computer Repair and Maintenance, Rift Valley Institute of Science and Technology and Kenya Certificate of Secondary Education. AI-training focus includes data types such as Text and labeling workflows including Classification.

ExpertEnglishFrenchSpanish

Labeling Experience

Quality Assuarance

3D SensorBounding Box
The project I am working on is a 3D sensor project. I have been doing 3D sensor, Transcription, 2D Image, Audio and video projects since 2022, which I started as an annotator/ or analyst.

The project I am working on is a 3D sensor project. I have been doing 3D sensor, Transcription, 2D Image, Audio and video projects since 2022, which I started as an annotator/ or analyst.

2024 - Present

Quality Assurance | Data Annotation | Data Analyst

TextClassification
I worked as a Quality Assurance Data Analyst specializing in data annotation at Sapien Company. My tasks focused on ensuring labeled data adhered to high-quality standards for AI training purposes. I regularly reviewed, corrected, and validated annotated datasets to optimize AI model performance. • Performed quality checks on text-based annotations provided by annotators. • Ensured consistency and accuracy of classified textual data before integration into datasets. • Collaborated with team members to review large volumes of annotated content. • Delivered detailed feedback to annotators for continuous process improvement.

I worked as a Quality Assurance Data Analyst specializing in data annotation at Sapien Company. My tasks focused on ensuring labeled data adhered to high-quality standards for AI training purposes. I regularly reviewed, corrected, and validated annotated datasets to optimize AI model performance. • Performed quality checks on text-based annotations provided by annotators. • Ensured consistency and accuracy of classified textual data before integration into datasets. • Collaborated with team members to review large volumes of annotated content. • Delivered detailed feedback to annotators for continuous process improvement.

2024 - Present

Education

S

St. Georges Greenland Senior Boys

Kenya Certificate of Secondary Education, General Secondary Education

Kenya Certificate of Secondary Education
2016 - 2019
R

Rift Valley Institute of Science and Technology

Certificate in Computer Repair and Maintenance, Computer Repair and Maintenance

Certificate in Computer Repair and Maintenance
Not specified

Work History

C

Complex ICT Solutions

Photography and Videography Specialist

Nakuru
2021 - 2022
K

Keyches Labs

Co-Owner, Cyber Cafe

Nakuru
2020 - 2021