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A
Alex W.

Alex W.

Junior Software Engineer, Freelancer, image, text and video annotator.

Kenya flagNairobi, Kenya

Key Skills

Software

AppenAppen
ClickworkerClickworker
TelusTelus
TolokaToloka
Snorkel AISnorkel AI
Scale AIScale AI
RemotasksRemotasks
OneFormaOneForma
MindriftMindrift
Micro1
MercorMercor

Top Subject Matter

Technology - technological diversity

Top Data Types

ImageImage
TextText
VideoVideo

Top Task Types

Bounding BoxBounding Box
SegmentationSegmentation
Text GenerationText Generation
RLHFRLHF
Text SummarizationText Summarization
Evaluation/RatingEvaluation/Rating
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
TranscriptionTranscription

Freelancer Overview

Junior Software Engineer. Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Education includes Bachelor of Science, University of Nairobi (2024) and AWS Certified Cloud Practitioner, Amazon Web Services (AWS).

Labeling Experience

image annotator

ImageImageBounding BoxBounding Box

I have annottated images where I have helped treain AI on different platforms such as handshake and outlier ai

2025 - 2026

Video annotator

VideoVideoSegmentationSegmentation

On project aether in outlier and project heghog on handshake ai i helped train ai on different video annotation tasks as a freelancer

2024 - 2026

Education

U

University of Nairobi

Bachelor of Science, Software Engineering

Bachelor of Science
2021 - 2024
G

Google Africa

Google Africa Developer Scholarship, Mobile Web Development

Google Africa Developer Scholarship
Not specified

Work History

S

Safaricom

Junior Software Engineer

Nairobi
2023 - 2025
A

Andela

Software Developer Intern

Nairobi
2022 - 2023