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I’m Alexandra Karamesinis, a detail-oriented AI/LLM training specialist and technology-focused freelancer with extensive experience in data annotation, AI model training, and quality evaluation across major platforms. I excel at turning complex topics into clear, actionable insights and delivering reliable results. I’m known for strong communication, dependability, and consistent, high-quality feedback. I thrive in collaborative settings, support clients from startups to established teams, and enjoy helping organizations advance their AI initiatives through well-documented, user-centric work.…I’m Alexandra Karamesinis, a detail-oriented AI/LLM training specialist and technology-focused freelancer with extensive experience in data annotation, AI model training, and quality evaluation across major platforms. I excel at turning complex topics into clear, actionable insights and delivering reliable results. I’m known for strong communication, dependability, and consistent, high-quality feedback. I thrive in collaborative settings, support clients from startups to established teams, and enjoy helping organizations advance their AI initiatives through well-documented, user-centric work.

Alexandra Karamesinis

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I’m Alexandra Karamesinis, a detail-oriented AI/LLM training specialist and technology-focused freelancer with extensive experience in data annotation, AI model training, and quality evaluation across major platforms. I excel at turning complex topics into clear, actionable insights and delivering reliable results. I’m known for strong communication, dependability, and consistent, high-quality feedback. I thrive in collaborative settings, support clients from startups to established teams, and enjoy helping organizations advance their AI initiatives through well-documented, user-centric work.…I’m Alexandra Karamesinis, a detail-oriented AI/LLM training specialist and technology-focused freelancer with extensive experience in data annotation, AI model training, and quality evaluation across major platforms. I excel at turning complex topics into clear, actionable insights and delivering reliable results. I’m known for strong communication, dependability, and consistent, high-quality feedback. I thrive in collaborative settings, support clients from startups to established teams, and enjoy helping organizations advance their AI initiatives through well-documented, user-centric work.

Available to hire

I’m Alexandra Karamesinis, a detail-oriented AI/LLM training specialist and technology-focused freelancer with extensive experience in data annotation, AI model training, and quality evaluation across major platforms. I excel at turning complex topics into clear, actionable insights and delivering reliable results.

I’m known for strong communication, dependability, and consistent, high-quality feedback. I thrive in collaborative settings, support clients from startups to established teams, and enjoy helping organizations advance their AI initiatives through well-documented, user-centric work.

Skills

AI Data Labelling

Experience Level

AI Data Labelling

Expert

Language

English

Fluent

Work Experience

Internet Safety Evaluator at Telus Digital

March 1, 2022 - November 19, 2025

Data entry, data annotation, content evaluation, and analytical reporting; internet research and fact-checking; contributions to AI/LLM training workflows; support for major clients including YouTube through trust & quality review tasks.

Beta Tester / AI Training Contributor at UTest

September 1, 2022 - November 19, 2025

Participated in beta testing projects for Cox Cable, Audible, Nationwide Insurance, and Google Bard/Gemini; contributed to AI/LLM training initiatives, including structured data tasks, model evaluation, and voice data collection; tested features for websites, apps, and platforms with strong feedback.

Essay Grader / Writing Coach at Marco Learning

September 1, 2024 - September 1, 2024

Supported students nationwide in developing academic writing and AP test-focused skills; provided detailed, constructive feedback; worked extensively in Google Docs and Microsoft Word for editing and evaluation.

Copy Editor / Social Media & Content Assistant at The Spicy Green Bean

March 1, 2022 - March 1, 2022

Managed proofreading, data entry, and copy-editing tasks; designed digital content using Canva; provided social media management and produced marketing materials aligned with brand style.