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Alphonce Gaya

AI Data Trainer & Prompt Engineer

KENYA flag
Remote, Kenya
$20.00/hrIntermediateAppenCloudfactoryDataloop

Key Skills

Software

AppenAppen
CloudFactoryCloudFactory
DataloopDataloop
HastyHasty
Google Cloud Vertex AIGoogle Cloud Vertex AI
LabelImgLabelImg
Img Lab

Top Subject Matter

AI Training
LLM Alignment
Prompt Engineering

Top Data Types

TextText
DocumentDocument
Geospatial Tiled ImageryGeospatial Tiled Imagery

Top Task Types

Prompt Response Writing SFT

Freelancer Overview

AI Data Trainer & Prompt Engineer. Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. AI-training focus includes data types such as Text and labeling workflows including Prompt + Response Writing (SFT).

IntermediateSwahiliEnglish

Labeling Experience

AI Data Trainer & Prompt Engineer

TextPrompt Response Writing SFT
As an AI Data Trainer & Prompt Engineer at Uber AI, I designed and refined prompts to train large language models. I contributed to building, validating, and formatting large text datasets for model alignment and quality improvement. My work included quality control of annotated data and iterative review cycles to optimize model outputs. • Developed and iterated 200+ task-specific LLM prompts for real-world tasks. • Automated data extraction, classification, and enrichment using LLM APIs and Python scripts. • Enforced strict quality standards and schema validation in CSV/JSON dataset deliveries. • Collaborated in a hybrid human-AI workflow to supplement automated agent outputs.

As an AI Data Trainer & Prompt Engineer at Uber AI, I designed and refined prompts to train large language models. I contributed to building, validating, and formatting large text datasets for model alignment and quality improvement. My work included quality control of annotated data and iterative review cycles to optimize model outputs. • Developed and iterated 200+ task-specific LLM prompts for real-world tasks. • Automated data extraction, classification, and enrichment using LLM APIs and Python scripts. • Enforced strict quality standards and schema validation in CSV/JSON dataset deliveries. • Collaborated in a hybrid human-AI workflow to supplement automated agent outputs.

2024 - Present

Education

F

FreecodeCamp

Python development, Python development

Python development
2023 - 2023

Work History

F

Freelance

Python Automation and Web Scraping Developer

Remote
2022 - 2024